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Quantum DLT 2500 Product Manual - Revision History

Other manuals for DLT 2500: Handbook, User Manual, Supplementary Manual
Manual is about: Quantum DLT 2000: User Guide

Summary of DLT 2500

  • Page 1

    ® dlt2000/dlt2500/dlt2700 cartridge tape subsystem product manual date: 19 january 96 order number: 81-109132-03.

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    Quantum reserves the right to make changes and improvements to its products, without incurring any obligation to incorporate such changes or improvements in units previously sold or shipped. You can request quantum publications from your quantum sales representative, or order them directly from quan...

  • Page 3

    The following fcc notice applies to the dlt2000 drive: fcc notice: this equipment has been tested and found to comply with the limits for a class b digital device, pursuant to part 15 of the fcc rules. These limits are designed to provide reasonable protection against harmful interference in residen...

  • Page 4

    The following fcc notice applies to dlt2500 and dlt2700 mini-library: fcc notice: this equipment has been tested and found to comply with the limits for a class a device, pursuant to part 15 of the fcc rules. These limits are designed to provide reasonable protection against harmful interference whe...

  • Page 5: Table of Contents

    Dlt2000/dlt2500/dlt2700 cartridge tape subsystem-v table of contents . Chapter 1: overview and features of the dlt2000/dlt2500/dlt2700 product 1.1 i n t his c hapter .............................................................................................................1-1 1.2 p roduct o vervie...

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    Table of contents vi-dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3.2.2 changing the scsi id ............................................................................................3-4 3.2.3 setting the trm enb (single-ended only)/trm pwr jumpers...........................3-5 3.2.4 locating ...

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    Table of contents dlt2000/dlt2500/dlt2700 cartridge tape subsystem-vii 4.9.1 tape cartridge, positioning the write-protect switch............................................4-20 4.9.2 data protection .......................................................................................................

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    Table of contents viii-dlt2000/dlt2500/dlt2700 cartridge tape subsystem 6.3 b ackup o peration f ailure ..........................................................................................6-3 6.4 a voiding b asic p roblems ..........................................................................

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    Table of contents dlt2000/dlt2500/dlt2700 cartridge tape subsystem-ix 8.4.1 control byte - flag and link bits.........................................................................8-14 8.4.2 summary of supported sequential-access device commands ............................8-15 8.4.3 erase (19h).....

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    Table of contents x-dlt2000/dlt2500/dlt2700 cartridge tape subsystem 8.4.14.2 data mode .................................................................................................8-94 8.4.14.3 descriptor mode ........................................................................................

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    Table of contents dlt2000/dlt2500/dlt2700 cartridge tape subsystem-xi a.3.2 dlt2000 timing characteristics ...................................................................... A-11 a.3.3 dlt2500xt media loader timing characteristics............................................ A-12 a.3.4 dlt2700 me...

  • Page 12: List of Figures

    Table of contents xii-dlt2000/dlt2500/dlt2700 cartridge tape subsystem list of figures 2-1 d rive f ront p anel .......................................................................................................2-3 2-2 c hanging the scsi id via the p ushbutton s witchpack (l ater m odel ) .........

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    Table of contents dlt2000/dlt2500/dlt2700 cartridge tape subsystem-xiii 8-10 load-unload cdb ..............................................................................................8-25 8-11 locate cdb................................................................................................

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    Table of contents xiv-dlt2000/dlt2500/dlt2700 cartridge tape subsystem 8-53 d isconnect /r econnect p age f ormat ...................................................................8-84 8-54 m edium p artition p age f ormat ...............................................................................

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    Table of contents dlt2000/dlt2500/dlt2700 cartridge tape subsystem-xv a-3 m ounting h ole d imensions (s ide v iew )............................................................... A-10 d-1 eerom l og a rea l ayout .........................................................................................

  • Page 16: List of Tables

    Table of contents xvi-dlt2000/dlt2500/dlt2700 cartridge tape subsystem list of tables 2-1 a dding a t erminator ..................................................................................................2-7 2-2 post--r ight s ide i ndicators ......................................................

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    Table of contents dlt2000/dlt2500/dlt2700 cartridge tape subsystem-xvii a.3 dlt2500 m ini -l ibrary p hysical s pecifications ................................................... A-7 a.4 dlt2700 m ini -l ibrary p hysical s pecifications ................................................... A-8 a-5 dlt2...

  • Page 18

    Table of contents xviii-dlt2000/dlt2500/dlt2700 cartridge tape subsystem.

  • Page 19: Revision History

    Dlt2000/dlt2500/dlt2700 cartridge tape subsystem - xix revision history this revision history provides a concise publication record of this manual. It lists the manual revision levels, release dates, and reasons for the revisions. Manual no. - rev level date summary of changes 81-109132-01 april 14,...

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    Revision history xx - dlt2000/dlt2500/dlt2700 cartridge tape subsystem.

  • Page 21: Preface

    Dlt2000/dlt2500/dlt2700 cartridge tape subsystem-xxi preface to the reader: quantum makes every effort to ensure the accuracy of information. However, some errors may have been introduced inadvertently; they will be corrected in the next release. Quantum recognizes that some users may require additi...

  • Page 22

    Preface -dlt2000/dlt2500/dlt2700 cartridge tape subsystem structure of this manual chapter 1, overview and features of the dlt2000/dlt2500/dlt2700 product, gives a product overview and lists the product features of the dlt2000/dlt2700 tape subsystem. Chapter 2, installing and configuring the dlt2000...

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    Dlt2000/dlt2500/dlt2700 cartridge tape subsystem 1-1 1 overview and features of the dlt2000/dlt2500/dlt2700 product 1.1 in this chapter chapter 1 includes the following main topics and sections: topic section product overview 1.2 fast data transfer rate 1.3 high-capacity 1.4 compaction 1.5 strong me...

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    Overview and features of the dlt2000/dlt2500/dlt2700 product 1-2 dlt2000/dlt2500/dlt2700 cartridge tape subsystem the dlt2700 is a tape mini-library that performs automatic tape operations. The dlt2700 includes the tape drive and a 7-cartridge scsi-2 medium changer device (loader). The mini-library ...

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    Overview and features of the dlt2000/dlt2500/dlt2700 product dlt2000/dlt2500/dlt2700 cartridge tape subsystem 1-3 the user can select tape density for the compactape iii cartridge on the loader or drive front panel or by using the scsi mode select command. The dlt2000/dlt2500/dlt2700 can write 2.6, ...

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    Overview and features of the dlt2000/dlt2500/dlt2700 product 1-4 dlt2000/dlt2500/dlt2700 cartridge tape subsystem.

  • Page 27: Chapter 2

    Dlt2000/dlt2500/dlt2700 cartridge tape subsystem 2-1 chapter 2 installing and configuring the dlt2000 tabletop drive 2.1 in this chapter chapter 2 includes the following main topics and sections: topic section prepare for the installation 2.2 install the subsystem 2.3 configure the dlt2000 tabletop ...

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    Installing and configuring the dlt2000 tabletop drive 2-2 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 2.2.2 installation setup the steps for installation setup are: step action 1 unpack and check your shipment. 2 choose a site for the dlt2000 tabletop subsystem. 3 power off the system on which ...

  • Page 29

    Installing and configuring the dlt2000 tabletop drive dlt2000/dlt2500/dlt2700 cartridge tape subsystem 2-3 figure 2-1 shows the dlt2000. Write protected tape in use use cleaning tape operate handle unload to load to unload press button wait light open this handle remove tape wait light open this han...

  • Page 30

    Installing and configuring the dlt2000 tabletop drive 2-4 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 2.3 install the subsystem to install the dlt2000: step action 1 note the dlt2000 factory settings. 2 review section 2.4.1. 3 configure the dlt2000 for use on your system: if you need to … … … …...

  • Page 31

    Installing and configuring the dlt2000 tabletop drive dlt2000/dlt2500/dlt2700 cartridge tape subsystem 2-5 2.4.2 disable parity checking to disable parity, see your service representative. 2.4.3 changing the scsi id to change the scsi id use the pushbutton switch on the rear of the drive. Press the ...

  • Page 32

    Installing and configuring the dlt2000 tabletop drive 2-6 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 2.5.1 examine the dlt2000 rear panel examine the components on the dlt2000 rear panel to complete the physical installation (figure 2-3). O i mlo-012869 0 scsi signal connector (in) scsi signal...

  • Page 33

    Installing and configuring the dlt2000 tabletop drive dlt2000/dlt2500/dlt2700 cartridge tape subsystem 2-7 2.5.3 terminate the scsi bus _________________________ note _____________________________ the scsi bus must be terminated at both ends and at least one device must supply terminator power. ____...

  • Page 34

    Installing and configuring the dlt2000 tabletop drive 2-8 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 2.6 test the installation section 2.6 includes the following topics: topic section run the power-on self-test (post) 2.6.1 what to do after post 2.6.2 2.6.1 run post to test the installation fo...

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    Installing and configuring the dlt2000 tabletop drive dlt2000/dlt2500/dlt2700 cartridge tape subsystem 2-9 2.6.2 what to do after post table 2-3 after post if … … … … then … … … … all the events in table 2-2 took place post succeeded. Bring up the system and run the optional system tests. See chapte...

  • Page 36

    Installing and configuring the dlt2000 tabletop drive 2-10 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 2.7 dlt2000 troubleshooting chart if the dlt2000 fails during post or operation, use table 2-4 to determine the problem and the action to take. Table 2-4 dlt2000 troubleshooting chart if. . . ...

  • Page 37

    Installing and configuring the dlt2000 tabletop drive dlt2000/dlt2500/dlt2700 cartridge tape subsystem 2-11 table 2-4 dlt2000 troubleshooting chart (cont’d) if. . . Then . . . You should. . . Your system does not recognize the dlt2000 1. The scsi bus might be too long. 2. Too many devices might be o...

  • Page 38

    Installing and configuring the dlt2000 tabletop drive 2-12 dlt2000/dlt2500/dlt2700 cartridge tape subsystem.

  • Page 39: Chapter 3

    Dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3-1 chapter 3 configuring and operating the dlt2000 basic tape drive 3.1 in this chapter the configuration section in this chapter applies to the basic drive without the scsi id switchpack and power supply. (chapter 2 applies to configuring the tablet...

  • Page 40

    Configuring and operating the dlt2000 basic tape drive 3-2 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3.2.1 disabling parity checking if your system does not generate parity, you can disable parity checking by adding a jumper to the scsi connector on the left side of the dlt2000 drive (figure ...

  • Page 41

    Configuring and operating the dlt2000 basic tape drive dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3-3 figure 3-2 shows what the pins on the scsi id connector represent. Id pins lkg-9295-94f remote id present disable parity figure 3-2 scsi id connector pins _________________________ note ______...

  • Page 42

    Configuring and operating the dlt2000 basic tape drive 3-4 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 2. Place the jumper in the disable parity check position, as shown in letter i, figure 3-3. L kg-9 294 -94f a b c d h g f e 8 - bit i figure 3-3 jumper positions a. Scsi id 0 d. Scsi id 3 g. S...

  • Page 43

    Configuring and operating the dlt2000 basic tape drive dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3-5 3.2.3 setting the trm enb (single-ended only)/trm pwr jumpers _________________________ note _____________________________ the small computer system interface (scsi) bus must be terminated at ...

  • Page 44

    Configuring and operating the dlt2000 basic tape drive 3-6 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3.2.4 locating the scsi cable and power connectors to install the dlt2000 drive, note the location of the rear connectors (figure 3-5). Rear a zko−1217−16−rgs 3 rear b 1 2 figure 3-5 dlt2000 r...

  • Page 45

    Configuring and operating the dlt2000 basic tape drive dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3-7 3.3 selecting density section 3.3 describes the drive's density select features. _________________________ caution __________________________ if a prerecorded tape and write from beginning of ...

  • Page 46

    Configuring and operating the dlt2000 basic tape drive 3-8 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 4. You can use the drive's control panel at various times, not just after loading a tape. Density selection is inactive until the write from bot command is issued. The controller remembers the...

  • Page 47

    Configuring and operating the dlt2000 basic tape drive dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3-9 table 3-1 shows the results of density selection. Table 3-1 results of density selection if … … … … then … … … … the density select button is not used the lights show the actual density when t...

  • Page 48

    Configuring and operating the dlt2000 basic tape drive 3-10 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3.4 overview of the front panel the dlt2000 has the following indicators and controls for operating the drive figure 3-6): write protected tape in use use cleaning tape operate handle unload ...

  • Page 49

    Configuring and operating the dlt2000 basic tape drive dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3-11 3.5 description of controls and indicators section 3.5 includes the following sections: topic section beeper 3.5.1 unload button 3.5.2 cartridge insert/release handle 3.5.3 indicator action d...

  • Page 50

    Configuring and operating the dlt2000 basic tape drive 3-12 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3.5.4 indicator action during power-on self-test and operation when you turn on system power, the drive performs the power-on self-test (post). The sequence of events is:.

  • Page 51

    Configuring and operating the dlt2000 basic tape drive dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3-13 table 3-2 post sequence of events stage what happens 1. The lights on the right front panel turn on sequentially from top to bottom. All lights stay on for a few seconds. 2. The lights on the...

  • Page 52

    Configuring and operating the dlt2000 basic tape drive 3-14 dlt2000/dlt2500/dlt2700 cartridge tape subsystem table 3-2 post sequence of events cont’d stage what happens drive state indicator displays and actions e. The drive detects an error condition then all right or left side lights blink repeate...

  • Page 53

    Configuring and operating the dlt2000 basic tape drive dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3-15 table 3-4 determining the drive's operating condition (cont’d) label color state operating condition light (left front panel) operate handle green on okay to operate the cartridge/insert rele...

  • Page 54

    Configuring and operating the dlt2000 basic tape drive 3-16 dlt2000/dlt2500/dlt2700 cartridge tape subsystem table 3-4 determining the drive's operating condition (cont’d) label color state operating condition light (left front panel) all four right-side or all left-side lights blinking a post error...

  • Page 55

    Configuring and operating the dlt2000 basic tape drive dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3-17 3.6 description of the tape cartridge the compactape iii tape cartridge is a 4-inch, gray/brown, plastic cartridge containing 1100 feet of 1/2 inch magnetic metal particle tape. 3.6.1 cartrid...

  • Page 56

    Configuring and operating the dlt2000 basic tape drive 3-18 dlt2000/dlt2500/dlt2700 cartridge tape subsystem figure 3-7 shows the write-protect switch on the tape cartridge : o r a n g e i n d i c a t o r w r i t e - p r o t e c t e d w r i t e - z k o - 1 2 1 7 - 0 4 - d g w r i t e - p r o t e c t...

  • Page 57

    Configuring and operating the dlt2000 basic tape drive dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3-19 3.6.2 data protection when the cartridge write-protect switch is to the left, the drive turns on the write protect led immediately. But, if the drive is writing to the tape, write protect doe...

  • Page 58

    Configuring and operating the dlt2000 basic tape drive 3-20 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3.7 loading a cartridge the following are more detailed steps for loading a cartridge (figure 3-8): 1. When the green light is on steady, pull the cartridge insert/release handle open. 2. Ins...

  • Page 59

    Configuring and operating the dlt2000 basic tape drive dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3-21 figure 3-8 shows how to load a cartridge into the drive. H a n d l e u n l oa d u n l oa d z k o - 1 2 1 7 - 1 0 - d g 1. 2. 3. 4. Figure 3-8 loading a cartridge.

  • Page 60

    Configuring and operating the dlt2000 basic tape drive 3-22 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3.7.1 tape in use whenever the yellow tape in use light is on steady, the tape is ready to use. When the tape is being read, written, or rewound, tape in use light blinks. Use table 3-7 to de...

  • Page 61

    Configuring and operating the dlt2000 basic tape drive dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3-23 3.8 using the cleaning tape cartridge use table 3-8 to determine when to use the cleaning cartridge. Table 3-8 when to use the cleaning cartridge if … … … … it means … … … … and you should … ...

  • Page 62

    Configuring and operating the dlt2000 basic tape drive 3-24 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3.9 unloading a cartridge _______________________ cautions ___________________________ remove a cartridge from the drive before turning off host system power. Failure to remove a cartridge ca...

  • Page 63

    Configuring and operating the dlt2000 basic tape drive dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3-25 u n l oa d z k o - 1 2 1 7 - 0 9 - d g 1. 2. 3. 4. Figure 3-9 unloading a cartridge.

  • Page 64

    Configuring and operating the dlt2000 basic tape drive 3-26 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 3.10 preserving cartridges for longer life of recorded or unrecorded cartridges, store cartridges in a clean environment with these conditions: • do not drop or bang the cartridge. This can d...

  • Page 65: Chapter 4

    Dlt2000/dlt2500/dlt2700 cartridge tape subsytem 4-1 chapter 4 configuring and operating the dlt2500 mini-library 4.1 in this chapter the configuration section in this chapter applies to the mini-library and its operation. Chapter 4 includes these main topics and sections: topic section introduction ...

  • Page 66

    Configuring and operating the dlt2500 mini-library 4-2 dlt2000/dlt2500/dlt2700 cartridge tape subsytem mlo–012160 shipping screw locking lever figure 4-1 loosening the shipping screw under the mini-library.

  • Page 67

    Configuring and operating the dlt2500 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsytem4-3 mlo–012863 figure 4-2 rotate the locking lever lift the locking lever on the front of the mini-library (figure 4-2) to rotate the magazine locking mechanism. This allows you to remove the magazine f...

  • Page 68

    Configuring and operating the dlt2500 mini-library 4-4 dlt2000/dlt2500/dlt2700 cartridge tape subsytem mlo-012002 label power switch/power connector fan scsi connectors figure 4-3 mini-library rear panel components.

  • Page 69

    Configuring and operating the dlt2500 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsytem4-5 mlo–012131 magazine door display operator buttons key lock figure 4-4 front of the dlt2500

  • Page 70

    Configuring and operating the dlt2500 mini-library 4-6 dlt2000/dlt2500/dlt2700 cartridge tape subsytem 4.2 introduction to the mini-library the mini-library includes a dlt2000 tape drive, a media loader, and a 5-cartridge removable magazine. The same scsi target controller board controls the tape dr...

  • Page 71

    Configuring and operating the dlt2500 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsytem4-7 4.3 configure and install the dlt2500 mini-library this section describes how to configure and install the mini-library including: • = configuration guidelines • = connecting the scsi signal cable t...

  • Page 72

    Configuring and operating the dlt2500 mini-library 4-8 dlt2000/dlt2500/dlt2700 cartridge tape subsytem 4.4 test the installation this section tells you how to run the power-on self-test (post) and what to do after post. 4.4.1 run post to test the installation for the mini-library by running post: 1....

  • Page 73

    Configuring and operating the dlt2500 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsytem4-9 4.5 operator control panel the operator control panel (ocp) has 4 pushbuttons (figure 4-5 and table 4-1). Mlo-012191 display mode select load/ unload open figure 4-5 mini-library operator control pa...

  • Page 74

    Configuring and operating the dlt2500 mini-library 4-10 dlt2000/dlt2500/dlt2700 cartridge tape subsytem table 4-1 lists each button and its function. Table 4-1 mini-library operator control panel button function display mode puts the mini-library in normal, density select, or scsi id select mode. Se...

  • Page 75

    Configuring and operating the dlt2500 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsytem4-11 table 4-2 lists the display messages you can see during operation. Table 4-2 display messages display message tells you … … … … wp the cartridge in the drive is write-protected by one of these meth...

  • Page 76

    Configuring and operating the dlt2500 mini-library 4-12 dlt2000/dlt2500/dlt2700 cartridge tape subsytem table 4-2 display messages (cont’d) display message tells you … … … … ovr tape drive activity as follows: • on steady means you selected a density from the front panel. • off (default) means densi...

  • Page 77

    Configuring and operating the dlt2500 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsytem4-13 4.6 key lock the key lock on the front of the mini-library (figure 4-3) enables or disables use of the operator control panel (ocp) (figure 2-5). The key lock prevents unauthorized removal of the m...

  • Page 78

    Configuring and operating the dlt2500 mini-library 4-14 dlt2000/dlt2500/dlt2700 cartridge tape subsytem 4. Issue a bus reset or turn the mini-library power off and then on again so the drive can recognize the new scsi id. 4.7 selecting density this section describes the mini-library's density select...

  • Page 79

    Configuring and operating the dlt2500 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsytem4-15 4.7.1 front panel density select mode to select density via the front panel: 1. If a tape is loaded in the drive, the display shows the tape's pre-recorded density. 2. The user can use the mini-lib...

  • Page 80

    Configuring and operating the dlt2500 mini-library 4-16 dlt2000/dlt2500/dlt2700 cartridge tape subsytem table 4-3 shows results. Table 4-3 results of not using or using density select mode if … … … … then … … … … you did not use density select mode the display shows the actual density when the tape ...

  • Page 81

    Configuring and operating the dlt2500 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsytem4-17 4.8 default operating modes the mini-library operates in 4 modes: • normal • density select • scsi id select • code update 4.8.1 normal mode normal mode is used by default after you turn on or rese...

  • Page 82

    Configuring and operating the dlt2500 mini-library 4-18 dlt2000/dlt2500/dlt2700 cartridge tape subsytem 4.8.2 density select mode density selectmode allows you to select drive density. If the display says … … … … it means the … … … … dns sel mini-library is in density select mode ovr front panel sel...

  • Page 83

    Configuring and operating the dlt2500 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsytem4-19 4.8.3 scsi id select mode scsi id selectmode allows you to select the scsi id for the tape drive and to enter code update mode. If you turn power off and then on again or reset the mini-library, th...

  • Page 84

    Configuring and operating the dlt2500 mini-library 4-20 dlt2000/dlt2500/dlt2700 cartridge tape subsytem 4.9 description of the tape cartridge the compactape iii tape cartridge is a 4-inch, gray, plastic cartridge containing 1100 feet of 1/2 inch magnetic metal particle tape. 4.9.1 cartridge write-pr...

  • Page 85

    Configuring and operating the dlt2500 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsytem4-21 4.9.2 data protection if you move the cartridge write-protect switch to the left, and then load the tape, the wp (write-protect) message displays. Table 4-4 describes what happens to data protectio...

  • Page 86

    Configuring and operating the dlt2500 mini-library 4-22 dlt2000/dlt2500/dlt2700 cartridge tape subsytem 4.10 description of the magazine the front of the magazine has numbers 0 through 4 to indicate each slot number. __________________________note ____________________________ insert and remove all c...

  • Page 87

    Configuring and operating the dlt2500 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsytem4-23 4.10.1 inserting a cartridge into the front of the magazine before cartridge insertion: 1. Grasp the cartridge with the write-protect switch on the right side facing you. 2. Set the cartridge's wri...

  • Page 88

    Configuring and operating the dlt2500 mini-library 4-24 dlt2000/dlt2500/dlt2700 cartridge tape subsytem mlo-012140 0 1 2 3 4 0 1 2 3 4 0 1 2 3 4 figure 4-8 inserting a cartridge into the magazine to insert a cartridge into the magazine (figure 4-8): place the magazine on a flat surface with the slot...

  • Page 89

    Configuring and operating the dlt2500 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsytem4-25 mlo-012132 0 1 2 3 4 0 1 2 3 4 0 1 2 3 4 figure 4-9 removing a cartridge from the magazine 4.10.2 removing a cartridge from the magazine to remove a cartridge from the magazine (figure 4-9): at the...

  • Page 90

    Configuring and operating the dlt2500 mini-library 4-26 dlt2000/dlt2500/dlt2700 cartridge tape subsytem __________________________note ____________________________ never apply labels to the top or bottom of tape cartridges. Doing so can cause cartridge jams in the mini-library. Use the space on the ...

  • Page 91

    Configuring and operating the dlt2500 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsytem4-27 4.10.5 selecting a cartridge from the magazine after a successful initialization, the mini-library automatically selects the first slot containing a cartridge and the select button becomes active. ...

  • Page 92

    Configuring and operating the dlt2500 mini-library 4-28 dlt2000/dlt2500/dlt2700 cartridge tape subsytem 4.10.7 unloading the cartridge __________________________caution _________________________ do not press the load/unload button until backup or other tape operations are stopped at the terminal. Do...

  • Page 93

    Configuring and operating the dlt2500 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsytem4-29 4.11 when to use the cleaning tape cartridge use table 4-6 to determine when to use the cleaning cartridge. Table 4-6 when to use the cleaning cartridge if … … … … it means … … … … and you should …...

  • Page 94

    Configuring and operating the dlt2500 mini-library 4-30 dlt2000/dlt2500/dlt2700 cartridge tape subsytem.

  • Page 95: Chapter 5

    Dlt2000/dlt2500/dlt2700 cartridge tape subsystem 5-1 chapter 5 configuring and operating the dlt2700 mini-library 5.1 in this chapter chapter 5 includes these main topics and sections: topic section introduction to the media loader 5.2 configure the dlt2700 5.3 mode select key 5.4 selecting density ...

  • Page 96

    Configuring and operating the dlt2700 mini-library 5-2 dlt2000/dlt2500/dlt2700 cartridge tape subsystem auto-loading is implemented as a side effect of the scsi unload command. If … … … … and … … … … then … … … … an unload is specified a media loader is present after winding the tape back into the c...

  • Page 97

    Configuring and operating the dlt2700 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsystem 5-3 5.3.1 configuration guidelines your system uses the scsi id to identify, or address, the dlt2700. Follow these guidelines when configuring the dlt2700 for your system: if you install the dlt2700 a...

  • Page 98

    Configuring and operating the dlt2700 mini-library 5-4 dlt2000/dlt2500/dlt2700 cartridge tape subsystem figure 5-1 shows the location of the scsi id pushbutton switch. Figure 5-1 changing the scsi id via the pushbutton switch scsi connector wire cable clamps pushbutton switch fan power connector pow...

  • Page 99

    Configuring and operating the dlt2700 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsystem 5-5 5.4 mode select key the mode select key (figure 5-2), on the front of the loader, locks the loader transfer assembly into the enclosure and locks the receiver closed. The key has four modes: mode ...

  • Page 100

    Configuring and operating the dlt2700 mini-library 5-6 dlt2000/dlt2500/dlt2700 cartridge tape subsystem figure 5-2 shows the operator’s control panel. O c p d i s a b l e d s e r v i c e m o d e a u t o m a t i c m o d e m a n u a l m o d e m o d e s e l e c t k e y p o w e r o n t a p e i n u s e u...

  • Page 101

    Configuring and operating the dlt2700 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsystem 5-7 5.4.2 automatic mode this is the default or normal mode of the dlt2700 subsystem. This mode allows the dlt2700 to load and unload cartridges as needed during backup procedures. When the user engag...

  • Page 102

    Configuring and operating the dlt2700 mini-library 5-8 dlt2000/dlt2500/dlt2700 cartridge tape subsystem __________________________note _____________________________ during manual mode, the cartridge returns to the magazine, but the current slot select indicator does not advance forward to the next a...

  • Page 103

    Configuring and operating the dlt2700 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsystem 5-9 5.5 selecting density section 5.5 describes the loader's density select feature. _________________________ caution __________________________ if a prerecorded tape and write from beginning of tape...

  • Page 104

    Configuring and operating the dlt2700 mini-library 5-10 dlt2000/dlt2500/dlt2700 cartridge tape subsystem density select example using a compactape iii tape if you have loaded a compactape iii tape with a prerecorded 2.6 gb density and you use the density select button to select 10.0 gb density, the ...

  • Page 105

    Configuring and operating the dlt2700 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsystem 5-11 table 5-1 shows the results of density selection using a compactape iii tape. Table 5-1 results of density selectionusing a compactape iii tape if … … … … then … … … … you did not select the dens...

  • Page 106

    Configuring and operating the dlt2700 mini-library 5-12 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 5.6 operator control panel the dlt2700 operator control panel (ocp) has 4 ocp pushbuttons and 23 lights (table 5-2) used with the mode select key. See section 5.4 for information on the mode sele...

  • Page 107

    Configuring and operating the dlt2700 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsystem 5-13 table 5-2 dlt2700 operator control panel (cont’d) button/indicator color function write protected light orange when on, indicates the cartridge in the drive is write-protected by one of these met...

  • Page 108

    Configuring and operating the dlt2700 mini-library 5-14 dlt2000/dlt2500/dlt2700 cartridge tape subsystem table 5-2 dlt2700 operator control panel (cont’d) button/indicator color function density override yellow indicates tape drive activity as follows: on steady you selected a density from the front...

  • Page 109

    Configuring and operating the dlt2700 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsystem 5-15 5.7 power-on process _________________________ caution __________________________ before applying power, verify the dlt2700 is set (see the label on the mini-library rear panel) for the available...

  • Page 110

    Configuring and operating the dlt2700 mini-library 5-16 dlt2000/dlt2500/dlt2700 cartridge tape subsystem table 5-3 loader power-on self-test (cont’d) phase what happens 6. If the subsystem magazine has a cartridge in slot 0, and no cartridge is in the drive, these lights should be on: • = power on •...

  • Page 111

    Configuring and operating the dlt2700 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsystem 5-17 5.8 slot select, load/unload, and eject button functions the slot select, load/unload, eject, and density select buttons are ocp pushbuttons. They contain a green light and they are operable only...

  • Page 112

    Configuring and operating the dlt2700 mini-library 5-18 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 5.8.3 unloading the cartridge __________________________caution ___________________________ do not press the load/unload button until backup or other tape operations are stopped at the terminal. ...

  • Page 113

    Configuring and operating the dlt2700 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsystem 5-19 5.8.4 opening the receiver the eject button opens the receiver for insertion or removal of the magazine. The button is disabled when the mode select key is in the ocp disabled position. The eject...

  • Page 114

    Configuring and operating the dlt2700 mini-library 5-20 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 5.9 magazine the front of the magazine has numbers, 0 through 6, that indicate the number of the slot. __________________________note _____________________________ insert and remove all cartridge...

  • Page 115

    Configuring and operating the dlt2700 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsystem 5-21 o r a n g e i n d i c a t o r w r i t e - p r o t e c t e d w r i t e - z k o - 1 2 1 7 - 0 4 - d g w r i t e - p r o t e c t s w i t c h e n a b l e d figure 5-3 write-protect switch on a cartri...

  • Page 116

    Configuring and operating the dlt2700 mini-library 5-22 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 1 2 3 s l o t n u m b e r s 0 - 6 f r o n t o f m a g a z i n e z k o - 1 2 1 7 - 0 5 - d g b a c k o f m a g a z i n e 0 1 2 3 4 5 6 5 0 1 2 3 4 5 6 n o t e : p u s h t a p e i n u n t i l a c l...

  • Page 117

    Configuring and operating the dlt2700 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsystem 5-23 5.9.2 removing a cartridge from the magazine to remove a cartridge from the magazine: at the front of the magazine press in on the cartridge (figure 5-5) until it stops and you hear a click. Then...

  • Page 118

    Configuring and operating the dlt2700 mini-library 5-24 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 0 1 2 3 4 5 6 0 1 2 3 4 5 6 0 1 2 3 4 5 6 n o t e : p u s h t a p e i n u n t i l a c l i c k i s h e a r d 1 2 3 4 5 s l o t n u m b e r s 0 - 6 f r o n t o f m a g a z i n e z k o - 1 2 1 7 - 0...

  • Page 119

    Configuring and operating the dlt2700 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsystem 5-25 w r i t e p r o t e c t p o w e r o n u s e e j e c t l o a d / u n l o a d s l o t s e l e c t d r i v e f a u l t l o a d f a u l t z k o - 3 1 3 5 - 0 4 - d g c l e a n i n g t a p e t a p e i...

  • Page 120

    Configuring and operating the dlt2700 mini-library 5-26 dlt2000/dlt2500/dlt2700 cartridge tape subsystem.

  • Page 121: Chapter 6

    Dlt2000/dlt2500/dlt2700 cartridge tape subsystem 6-1 chapter 6 troubleshooting guide for the dlt2500/dlt2700 mini-library 6.1 in this chapter chapter 6 includes the following main topics and sections: topic section conditions necessary for button operation 6.2 backup operation failure 6.3 avoiding b...

  • Page 122

    Troubleshooting guide for the dlt2500/dlt2700 mini-library 6-2 dlt2000/dlt2500/dlt2700 cartridge tape subsystem __________________________note _____________________________ do not press the load/unload button to abort any function of the dlt2500/dlt2700 subsystem. Press [ctrl/y] or [ctrl/c] instead....

  • Page 123

    Troubleshooting guide for the dlt2500/dlt2700 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsystem 6-3 see chapter 5 for more information on the functions of the dlt2700 ocp buttons. Table 6-2 dlt2700 ocp button conditions if you want to … first ensure the … then you can press this button …...

  • Page 124

    Troubleshooting guide for the dlt2500/dlt2700 mini-library 6-4 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 6.4 avoiding basic problems follow these guidelines when you operate the dlt2500/dlt2700 subsystem to avoid basic problems: • use compactape iii cartridges. • check the tape leader in the ...

  • Page 125

    Troubleshooting guide for the dlt2500/dlt2700 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsystem 6-5 6.5 dlt2500 error conditions error indications fall into these main categories: •••• magazine error •••• loader error •••• drive error •••• controller error •••• unknown error 6.5.1 dlt250...

  • Page 126

    Troubleshooting guide for the dlt2500/dlt2700 mini-library 6-6 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 6.5.5 dlt2500 unknown error description the err unkmessage tells you the mini-library detected an error of unknown origin. In some unknown errors, the mini-library retries the error three ...

  • Page 127

    Troubleshooting guide for the dlt2500/dlt2700 mini-library dlt2000/dlt2500/dlt2700 cartridge tape subsystem 6-7 6.6.1.1 detecting cases 1, 2, and 3 the user can tell these cases have occurred when the magazine fault light and slot lights 0 and 5 are on. _________________________ caution ____________...

  • Page 128

    Troubleshooting guide for the dlt2500/dlt2700 mini-library 6-8 dlt2000/dlt2500/dlt2700 cartridge tape subsystem __________________________note _____________________________ slot 0 lights in all error conditions to indicate an error occurred. It is not a slot select indicator in this case. __________...

  • Page 129: Firmware Update (From Tape)

    Dlt2000/dlt2500/dlt2700 cartridge tape subsystem 7-1 7 firmware update (from tape) 7.1 in this chapter chapter 7 includes the following main topics and sections: topic section dlt2000 firmware update overview 7.2 creating a "firmware update tape" 7.3 firmware update procedure 7.4 7.2 dlt2000 firmwar...

  • Page 130

    Firmware update (from tape) 7-2 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 7.2.1 before doing the procedure before doing the procedure, remember: __________________________caution ___________________________ during the firmware update, when the new image is actually being programmed into the f...

  • Page 131

    Firmware update (from tape) dlt2000/dlt2500/dlt2700 cartridge tape subsystem 7-3 left side zko−1217−17−rgs right side 1 3 2 front bezel front bezel figure 7-1 dlt2000 subsystem connectors trm pwr/trm enb connector scsi id connector loader connector.

  • Page 132

    Firmware update (from tape) 7-4 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 2. Ensure the trm pwr/trm enb jumpers are in position (figure 7-2, number ). Zko−1217−18−rgs 1 2 4 3 figure 7-2 jumper settings for trm pwr/trm enb connector no term power/disable active termination term power/disable a...

  • Page 133

    Firmware update (from tape) dlt2000/dlt2500/dlt2700 cartridge tape subsystem 7-5 7.4 firmware update procedure section 7.4 describes the procedure for updating the firmware (code) of the dlt2000 subsystem controller. The update is done from a cartridge that stores the firmware image. Firmware update...

  • Page 134

    Firmware update (from tape) 7-6 dlt2000/dlt2500/dlt2700 cartridge tape subsystem if the write protect indicator does not blink, check that: 1. Post passed 2. The drive is unloaded 3. The drive handle is in the down position c. Then, release the unload button and press the button again within 4 secon...

  • Page 135

    Firmware update (from tape) dlt2000/dlt2500/dlt2700 cartridge tape subsystem 7-7 4. While the drive code goes through the update, the write protect and tape in use indicators flash alternately. 5. When the drive code update is complete, the drive resets, and goes through power-on self-test (post). T...

  • Page 136

    Firmware update (from tape) 7-8 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 7.4.1.1 interpreting the results (dlt2000 code update) two possible results can occur: • the firmware update cartridge is unloaded: this means a successful update. On the dlt2000, the media is placed into the cartridge,...

  • Page 137

    Firmware update (from tape) dlt2000/dlt2500/dlt2700 cartridge tape subsystem 7-9 table 7-1 gives additional details. Table 7-1 results (dlt2000 code update) if... Then... The image is valid 1. The flash eeprom containing the current firmware is erased. 2. The new image is programmed in. The subsyste...

  • Page 138

    Firmware update (from tape) 7-10 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 7.4.2 updating the firmware on the dlt2500 (drive and loader configuration) 1. Get or make a compactape with the code image of the specified revision level copied to it. 2. Put the mini-library into code update mode. T...

  • Page 139

    Firmware update (from tape) dlt2000/dlt2500/dlt2700 cartridge tape subsystem 7-11 4. During a dlt2500 code update, the drive: a. Automatically reads the tape. _________________________ note ____________________________ calibration and directory processing cause the tape to move for a few minutes bef...

  • Page 140

    Firmware update (from tape) 7-12 dlt2000/dlt2500/dlt2700 cartridge tape subsystem table 7-2 results (dlt2500 code update) cont'd if … … … … this means … … … … and you should … … … … • the code update cartridge contains a corrupted image file or the file is built improperly. 1. Press the unload butto...

  • Page 141

    Firmware update (from tape) dlt2000/dlt2500/dlt2700 cartridge tape subsystem 7-13 table 7-2 results (dlt2500 code update) cont'd if … … … … this means … … … … and you should … … … … • the tape cartridge with the valid update image is not readable. 1. Press the unload button to unload the tape cartri...

  • Page 142

    Firmware update (from tape) 7-14 dlt2000/dlt2500/dlt2700 cartridge tape subsystem table 7-2 results (dlt2500 code update) cont'd if … … … … this means … … … … and you should … … … … • a controller failure occurs. The drive is most likely unusable and needs to be replaced. Turn off mini-library power...

  • Page 143

    Firmware update (from tape) dlt2000/dlt2500/dlt2700 cartridge tape subsystem 7-15 e. The tape in use and the write protect indicators blink, showing the subsystem recognizes the firmware update mode has been selected. F. If selecting firmware update mode is not successful (for example, because of no...

  • Page 144

    Firmware update (from tape) 7-16 dlt2000/dlt2500/dlt2700 cartridge tape subsystem g. When the drive code update is complete, the drive resets, and goes through power-on self-test (post). The process waits until the tape is reloaded at beginning of tape (bot). H. If the firmware image is valid, the c...

  • Page 145

    Firmware update (from tape) dlt2000/dlt2500/dlt2700 cartridge tape subsystem 7-17 table 7-3 gives additional details. Table 7-3 results (dlt2700 code update) if … … … … then … … … … the image is valid 1. The flash eeprom containing the current firmware is erased. 2. The new image is programmed in. T...

  • Page 146

    Firmware update (from tape) 7-18 dlt2000/dlt2500/dlt2700 cartridge tape subsystem.

  • Page 147: Dlt2000 Scsi Interface

    Dlt2000/dlt2700 cartridge tape subsystem 8-1 8 dlt2000 scsi interface 8.1 overview this chapter details the scsi protocol features the dlt2000 implements. The following sections do not fully reiterate the ansi scsi specification, but describes the supported commands, messages, and options supported,...

  • Page 148

    Dlt2000 scsi interface 8-2 dlt2000/dlt2700 cartridge tape subsystem 8.2.2 initiator/target operation the dlt2000 does not act as an initiator on the scsi bus. Therefore, the device will not do any of the following: • generate unsolicited interrupts to the host • initiate its own scsi commands • asse...

  • Page 149

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-3 8.2.4 unit attention condition queued unit attentions are implemented on this device, and are maintained separately for each valid lun for each initiator. Unit attentions will be created in the following circumstances: • power on • ...

  • Page 150

    Dlt2000 scsi interface 8-4 dlt2000/dlt2700 cartridge tape subsystem 8.2.6 data cache and tape write interaction the dlt2000 contains a data cache that buffers blocks (records) until they are written. This section defines specific times that blocks shall be written to tape. A mode select parameter al...

  • Page 151

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-5 8.2.9 attention signal response the dlt2000 will respond to an atn condition at least at every phase transition, as long as the initiator sets the atn bit before the target deasserts the req for the last byte of the previous phase. ...

  • Page 152

    Dlt2000 scsi interface 8-6 dlt2000/dlt2700 cartridge tape subsystem ___________________note _____________________________ in contrast to the busy status condition, the drive not ready sense key is returned as part of the sense data following a request sense command and indicates that a media access ...

  • Page 153

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-7 8.2.11 bus free there are several situations when the device might or will go to bus free unexpectedly, as defined in the scsi-2 standard (see sections 6.1.1 and 6.3): • an internal hardware or firmware fault that makes it unsafe fo...

  • Page 154

    Dlt2000 scsi interface 8-8 dlt2000/dlt2700 cartridge tape subsystem 8.3 scsi message system the message system allows communication between an initiator and a target for the purpose of physical path management. To support certain scsi-1 initiators, an identify message is not required by the dlt2000....

  • Page 155

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-9 abort (06h) this message is sent from the initiator to the target to clear, on the selected unit, the current i/o process. Buffered (cached) write operations will be completed if possible. The target goes directly to the bus free ph...

  • Page 156

    Dlt2000 scsi interface 8-10 dlt2000/dlt2700 cartridge tape subsystem when received from an initiator, the tape drive enters the message in phase and return message reject. Extended message (01h) this is sent as the first byte of a multiple-byte message (> 2 bytes) by either initiator or target. Exte...

  • Page 157

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-11 identify (80h-ffh) these messages are sent either by the initiator or by the target to establish (or reestablish) the physical connection path between an initiator and target for a particular logical unit. The message byte consists...

  • Page 158

    Dlt2000 scsi interface 8-12 dlt2000/dlt2700 cartridge tape subsystem the target's response to this message shall be to switch to the message in phase and re-send from the beginning all the bytes of the message which generated the original message parity error message. Message reject (07h) this messa...

  • Page 159

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-13 synchronous data transfer request (sdtr) this extended message allows the target and initiator to agree on the values of the parameters relevant to synchronous transfers. Dlt2000 will not initiate the synchronous data transfer requ...

  • Page 160

    Dlt2000 scsi interface 8-14 dlt2000/dlt2700 cartridge tape subsystem 8.4 tape drive scsi commands 8.4.1 control byte - flag and link bits the control byte of the command descriptor block contains the flag and link bits. Use of these bits is entirely initiator dependent. Setting the link bit provides...

  • Page 161

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-15 8.4.2 summary of supported sequential-access device commands the following table shows what scsi commands are supported by the dlt2000 tape drive. Table 8-2 dlt2000 supported scsi commands opcode command section 19 erase 8.4.3 12 i...

  • Page 162

    Dlt2000 scsi interface 8-16 dlt2000/dlt2700 cartridge tape subsystem 8.4.3 erase (19h) bit 7 6 5 4 3 2 1 0 0 operation code (19h) logical unit number reserved immed long reserved byte flag unused 1 link reserved 2 reserved 3 reserved 4 5 figure 8-3 erase cdb erase causes data on the tape to be erase...

  • Page 163

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-17 8.4.4 inquiry (12h) bit 7 6 5 4 3 2 1 0 0 operation code (12h) logical unit number reserved evpd page code byte flag link unused 1 reserved 2 allocation length 3 reserved 4 5 figure 8-4 inquiry cdb inquiry tells the drive to send i...

  • Page 164

    Dlt2000 scsi interface 8-18 dlt2000/dlt2700 cartridge tape subsystem when allocation length bytes have been transferred, or when all available inquiry data has been transferred to the initiator, whichever is less. 8.4.4.1 drive inquiry response the dlt2000 passes back the following information in re...

  • Page 165

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-19 other inquiry data fields the rest of the fields in the inquiry response are used as follows: • byte 1 rmb - the removable medium bit is one. Device-type modifier - set to 0. • byte 2: ios version - set to 0 ecma version - set to 0...

  • Page 166

    Dlt2000 scsi interface 8-20 dlt2000/dlt2700 cartridge tape subsystem • product revision level - this field contains four bytes of ascii data, which define the product's software revision levels. The first tow bytes are the version number of servo code. In the dlt2000 products, this firmware is locat...

  • Page 167

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-21 8.4.4.2 vendor unique inquiry data the following information can be used to precisely identify the revision of subsystem components. Bit 36 released scsi (controller) firmware 37 firmware major version # 38 firmware minor version #...

  • Page 168

    Dlt2000 scsi interface 8-22 dlt2000/dlt2700 cartridge tape subsystem sub-personality further differentiates product versions, currently set to a 1. Loader present nonzero if a media loader is present. Library present nonzero if a library is attached. Module revision a four byte ascii string represen...

  • Page 169

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-23 bit 7 6 5 4 3 2 1 0 0 peripheral qualifier peripheral device type byte 1 page code (80h) 2 reserved 3 page length (0ah) 4 - 13 serial number figure 8-8 unit serial number page serial number the serial number is the serial number of...

  • Page 170

    Dlt2000 scsi interface 8-24 dlt2000/dlt2700 cartridge tape subsystem 8.4.4.4 media loader inquiry response the dlt2000 controller generates inquiry data on the medium changer lun that is very similar to that of the tape drive lun. The key differences are: • peripheral device type is set to "8" for s...

  • Page 171

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-25 8.4.5 load-unload (1bh) bit 7 6 5 4 3 2 1 0 0 operation code(1bh) logical unit number immed reserved byte reserved eot re−ten load unused reserved flag reserved 1 reserved link 2 3 4 5 figure 8-10 load-unload cdb load-unload tells ...

  • Page 172

    Dlt2000 scsi interface 8-26 dlt2000/dlt2700 cartridge tape subsystem eerom parameters enaldrautold and disldrautoldmc can be modified to enable/disable the sequential loading feature (table 8-3). A media loader does not affect the device's processing of the load flavor of the load-unload command. Th...

  • Page 173

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-27 8.4.6 locate (2bh) bit 7 6 5 4 3 2 1 0 0 operation code (2bh) logical unit number bt cp imm byte (msb) block address (lsb) unused flag link reserved 1 reserved 2 reserved 3 partition 4 reserved 5 6 7 8 9 figure 8-11 locate cdb the ...

  • Page 174

    Dlt2000 scsi interface 8-28 dlt2000/dlt2700 cartridge tape subsystem 8.4.7 log select (4ch) bit 7 6 5 4 3 2 1 0 0 operation code (4ch) logical unit number (0) reserved pcr pc byte reserved (msb) parameter list length (lsb) unused link reserved sp 1 reserved flag reserved 2 reserved 3 reserved 4 5 6 ...

  • Page 175

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-29 pc type of parameter values threshold values cumulative values default threshold values default cumulative values 00b 01b 10b 11b figure 8-13 log page control definitions all types of parameter values are changeable through log sel...

  • Page 176

    Dlt2000 scsi interface 8-30 dlt2000/dlt2700 cartridge tape subsystem 8.4.7.1 operation of log select the purpose of the log select command is to allow the initiator to modify and initialize parameters within the logs supported by the device. There are two ways to initialize the log parameters. First...

  • Page 177

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-31 log select page format each log page will begin with a 4-byte header followed by n log parameter blocks (one block for each parameter code). Each block, except for parameter code 05h, will be 8 bytes. The parameter block for code 0...

  • Page 178

    Dlt2000 scsi interface 8-32 dlt2000/dlt2700 cartridge tape subsystem parameter code description 00h 01h 02h 03h 04h 05h 06h 8000h errors corrected with substantial delays errors corrected with possible delays total rewrites or rereads total errors corrected total times correction algorithm processed...

  • Page 179

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-33 • lp–list parameter: this bit should always be set to 0 to indicate parameter codes are treated as data counters. Error detection summary in log select pages the host should issue a log sense command to initialize host software whi...

  • Page 180

    Dlt2000 scsi interface 8-34 dlt2000/dlt2700 cartridge tape subsystem 8.4.8 log sense (4dh) bit 7 6 5 4 3 2 1 0 0 operation code (4dh) logical unit number (0) ppc sp(0) pc page code byte (msb) parameter pointer (lsb) unused reserved reserved 1 flag link (msb) allocation length (lsb) reserved 2 reserv...

  • Page 181

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-35 status. The sense key is set to illegal request and the additional sense code is set to invalid field in cdb. If the target does not support a parameter code within this page then it will not return any data associated with this pa...

  • Page 182

    Dlt2000 scsi interface 8-36 dlt2000/dlt2700 cartridge tape subsystem page code page description 00h 02h 03h 07h 32h list of supported pages page write error counter page read error counter page last n errors events page compression ratio page figure 8-19 log sense pages supported parameter pointer t...

  • Page 183

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-37 8.4.8.1 supported pages log page (page 0) when page 0 is requested, the 4-byte page header is returned followed by the pages supported in ascending order, one byte for each. Bit 7 6 5 4 3 2 1 0 0 reserved page code (00h) byte 1 res...

  • Page 184

    Dlt2000 scsi interface 8-38 dlt2000/dlt2700 cartridge tape subsystem 8.4.8.2 read/write error log page (page 2 and 3) each log page will begin with a 4-byte header followed by n number of log parameter blocks, each block of 8 bytes except for parameter code 5h. The log parameter block for the parame...

  • Page 185

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-39 parameter code the following parameter codes are supported for the read/write error counter pages. Parameter code description 00h 01h 02h 03h 04h 05h 06h 8000h errors corrected with substantial delays errors corrected with possible...

  • Page 186

    Dlt2000 scsi interface 8-40 dlt2000/dlt2700 cartridge tape subsystem generated for all initiators. The sense key will be set to unit attention, asc will be set to log exception and ascq will be set to threshold condition met. If the rlec bit in control mode page is zero then, unit attention will not...

  • Page 187

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-41 8.4.8.3 last n error events page (07h) this page returns one parameter at a time that consists of the ascii text for the specified event log. The parameter number field in the cdb specifies the log event to return. The log events e...

  • Page 188

    Dlt2000 scsi interface 8-42 dlt2000/dlt2700 cartridge tape subsystem 8.4.8.4 read/write compression ratio page format (32h) the read/write compression ratio page begins with a 4-byte header followed by the log parameter blocks of 6 or 8 bytes, depending on the parameter code selected. Parameter code...

  • Page 189

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-43 parameter block for parameter codes 00 and 01 bit 7 6 5 4 3 2 1 0 0 (msb) parameter code 1 (lsb) byte 2 du ds tsd etc tmc rsvd lp 3 02h 4 (msb) compression ratio x 100 6 (lsb) figure 8-27 read/write compression ratio log sense page...

  • Page 190

    Dlt2000 scsi interface 8-44 dlt2000/dlt2700 cartridge tape subsystem parameter block for parameter codes 02 through 09 bit 7 6 5 4 3 2 1 0 0 (msb) parameter code 1 (lsb) 2 du ds tsd etc tmc rsvd lp 3 04h byte 4 (msb) 5 counter value 6 7 (lsb) figure 8-28 read/write bytes transferred log sense page f...

  • Page 191

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-45 parameter codes 04 and 05 report the counts of bytes transferred from the tape to the buffer. Parameter code 04 reports the number of full megabytes transferred. Parameter code 05 reports the number of bytes less than a full megaby...

  • Page 192

    Dlt2000 scsi interface 8-46 dlt2000/dlt2700 cartridge tape subsystem 8.4.9 mode select (15h) bit 7 6 5 4 3 2 1 0 0 operation code (15h) logical unit number reserved sp(0) byte parameter list length flag reserved pf 1 unused (00) link reserved 2 reserved 3 4 5 figure 8-29 mode select cdb mode select ...

  • Page 193

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-47 8.4.9.1 mode select parameter list the mode select parameter list shown below, contains a 4-byte header, followed by one 8-byte block descriptor. Bit 7 6 5 4 3 2 1 0 0 reserved byte 1 media type 2 wp buffered mode speed 3 block des...

  • Page 194

    Dlt2000 scsi interface 8-48 dlt2000/dlt2700 cartridge tape subsystem buffered mode the drive will implement immediate reporting on write commands through buffered mode. If the field is zero, then the drive does not report a good status on write commands until the data blocks are actually written to ...

  • Page 195

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-49 • = 80h - 62500 bpi, 64 track pairs, serial cart tape - 10 gb (compactape iii) (without compression) • = 81h - 62500 bpi, 64 track pairs, serial cart tape -20 gb (compactape iii) (with compression) _________________________ note __...

  • Page 196

    Dlt2000 scsi interface 8-50 dlt2000/dlt2700 cartridge tape subsystem 8.4.9.2 mode select pages following the block descriptor are the mode select pages, which set the device parameters. Each page has a 2-byte header which identifies the page code and indicates the number of bytes in that page. The s...

  • Page 197

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-51 8.4.9.3 control mode page (0ah) the control mode page provides controls over several features such as tagged queuing, extended contingent allegiance, asynchronous event notification, and error logging. Bit 7 6 5 4 3 2 1 0 0 rsvd pa...

  • Page 198

    Dlt2000 scsi interface 8-52 dlt2000/dlt2700 cartridge tape subsystem the rlec bit indicates whether the dlt2000 should return check condition status with the sense key set to unit attention (6h) when one of its write and read error counters of the log pages reaches a specified threshold as follows: ...

  • Page 199

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-53 8.4.9.4 data compression page (0fh) the data compression page specifies parameters for the control of data compression. This page allows you to turn dlt2000 compressed format on and off independently of the tape's position and allo...

  • Page 200

    Dlt2000 scsi interface 8-54 dlt2000/dlt2700 cartridge tape subsystem dde (data decompression enable) when the dlt2000 reads compressed data from tape, it automatically decompresses the data before sending it to the initiator. Data compression is always enabled, so this bit must be set to 1 (enable d...

  • Page 201

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-55 8.4.9.5 device configuration page (10h) the drive supports the device configuration page which has the following format: bit 7 6 5 4 3 2 1 0 0 ps (0) page code(10h) additional page length (0eh) res cap active format byte active par...

  • Page 202

    Dlt2000 scsi interface 8-56 dlt2000/dlt2700 cartridge tape subsystem active partition only partition 0 is supported. Setting this field to any other value will be rejected by the drive with a check condition status and the illegal request sense key set. Write buffer full ratio and read buffer empty ...

  • Page 203

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-57 sew and buffer size at early warning the synchronize at early warning bit is set to 1. Buffer size at ew is not supported and must be zero. Select data compression algorithm one enables data compression; a zero disables it. The fro...

  • Page 204

    Dlt2000 scsi interface 8-58 dlt2000/dlt2700 cartridge tape subsystem 8.4.9.6 disconnect/reconnect page (02h) the drive shall support the disconnect/reconnect page which has the following format: bit 7 6 5 4 3 2 1 0 0 ps (0) additional page length (0eh) buffer full ratio byte (msb) (lsb) disconnect t...

  • Page 205

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-59 data transfer disconnect control (dtdc) the dtdc field defines further restrictions on when a disconnect is permitted. Dtdc description 00b data transfer disconnect control is not used. Disconnect is controlled by the other fields ...

  • Page 206

    Dlt2000 scsi interface 8-60 dlt2000/dlt2700 cartridge tape subsystem 8.4.9.7 medium partition page (11h) the drive supports the medium partitions parameter page, which has the following format: bit 7 6 5 4 3 2 1 0 0 ps (0) pagecode(11h) additional page length (06) byte sdp idp psum reserved reserved...

  • Page 207

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-61 8.4.9.8 read/write error recovery page (01h) the drive shall support the error recovery page which has the following format: bit 7 6 5 4 3 2 1 0 0 ps (0) additional page length (0ah) rsvd rsvd eer per dte dcr byte read retry count ...

  • Page 208

    Dlt2000 scsi interface 8-62 dlt2000/dlt2700 cartridge tape subsystem read retry count this field reports the maximum number of rereads that are done before declaring an unrecoverable error. Write retry count this field reports the maximum number of overwrite retries that will be performed before dec...

  • Page 209

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-63 8.4.9.9 eerom vendor unique page (3eh) the drive shall support a vendor unique page, which you can use to modify savable parameters. Only one savable parameter may be changed per mode select command. It has the following format: 0 ...

  • Page 210

    Dlt2000 scsi interface 8-64 dlt2000/dlt2700 cartridge tape subsystem table 8-3 eerom vendor unique page parameters name value rep. Default skip default1 length (bytes) usage vendorid ascii dec 1 8 vendor identification field in inquiry data productid ascii dlt2000 1 16 product identification field i...

  • Page 211

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-65 table 8-3 eerom vendor unique page parameters (cont’d) name value rep. Default skip default1 length (bytes) usage disldrautoldmc ascii binary 1 0 1 to partially disable sequential loading with loader if any media loader command has...

  • Page 212

    Dlt2000 scsi interface 8-66 dlt2000/dlt2700 cartridge tape subsystem table 8-3 eerom vendor unique page parameters (cont’d) name value rep. Default skip default1 length (bytes) usage reportrcvdperrs ascii binary 1 0 1 to report recovered error if parity error has been retried successfully, if set. E...

  • Page 213

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-67 this is an example of an eerom vendor unique page that will modify the vendorid parameter to "xxxyy." 0 0 0 page code (3eh) page length (0fh) "v" (76h) 10 or (00h) 1 "e" (65h) 11 2 "n" (6eh) 12 3 "d" (64h) 13 4 "o" (6fh) 14 5 "r" (...

  • Page 214

    Dlt2000 scsi interface 8-68 dlt2000/dlt2700 cartridge tape subsystem this is an example of an eerom vendor unique page that will modify the forcedensity parameter to 1. 0 0 0 page code (3eh) page length (0fh) "f" (46h) 10 or (00h) 1 "o" (4fh) 11 2 "r" (52h) 12 3 "c" (43h) 13 4 "e" (45h) 14 5 "d" (44...

  • Page 215

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-69 8.4.9.10 mode select changeable parameters the following table lists the changeable mode parameters and their minimum and maximum values allowed. See the previous definitions for the units that are used. Parameter rounding is suppo...

  • Page 216

    Dlt2000 scsi interface 8-70 dlt2000/dlt2700 cartridge tape subsystem 8.4.10 mode sense (1ah /5ah) mode sense allows the drive to report its media, current or changeable configuration parameters to the host. It is a complementary command to mode select. Bit 7 6 5 3 2 1 0 0 operation code (1ah) logica...

  • Page 217

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-71 bit 7 6 5 4 3 2 1 0 0 operation code (5ah) logical unit number rsvd dbd reserved pc byte (msb) allocation length (lsb) flag link unused 1 reserved page code 2 reserved 3 reserved 4 reserved 5 reserved 6 7 8 9 figure 8-43 mode sense...

  • Page 218

    Dlt2000 scsi interface 8-72 dlt2000/dlt2700 cartridge tape subsystem allocation length the allocation length field specifies the number of bytes that the host has allocated for returned mode sense data. An allocation length of zero means that the drive will return no mode sense data. This is not con...

  • Page 219

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-73 8.4.10.1 mode sense parameter list the mode sense (6) data contains a 4-byte header followed by one 8-byte block descriptor, followed by zero or more variable length pages, depending on the page code and the allocation length. Bit ...

  • Page 220

    Dlt2000 scsi interface 8-74 dlt2000/dlt2700 cartridge tape subsystem figure 8-46 mode sense (10) data header bit 7 6 5 4 3 2 1 0 0 density code byte 1 (msb) 2 number of blocks (000000h) 3 (lsb) 4 reserved 5 (msb) 6 block length 7 (lsb) figure 8-47 mode sense block descriptor bit 7 6 5 4 3 2 1 0 0 ps...

  • Page 221

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-75 wp a write-protected bit of zero indicates that the tape is write-enabled. A write-protected bit of one indicates that the tape is write-protected. Buffered mode the drive implements immediate reporting on write commands through bu...

  • Page 222

    Dlt2000 scsi interface 8-76 dlt2000/dlt2700 cartridge tape subsystem block length this specifies the length in bytes of each logical block transferred over the scsi bus. A block length of zero indicates that the length is variable (as specified in the i/o command). Any other value indicates the numb...

  • Page 223

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-77 8.4.10.2 mode sense pages following the block descriptor are the mode select pages, which set the device parameters. Each page has a 2-byte header which identifies the page code and indicates the number of bytes in that page. The s...

  • Page 224

    Dlt2000 scsi interface 8-78 dlt2000/dlt2700 cartridge tape subsystem 8.4.10.3 control mode page (0ah) the control mode page allows you to determine whether the dlt2000 will return check condition status when one of its write and read error counters reaches a specified threshold. Bit 7 6 5 4 3 2 1 0 ...

  • Page 225

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-79 qerr (queue error) the value returned for this field is 0. Dque (disable queuing) the value returned for this field is 0. Eeca (enable extended contingent allegiance) the dlt2000 does not support extended contingent allegiance, so ...

  • Page 226

    Dlt2000 scsi interface 8-80 dlt2000/dlt2700 cartridge tape subsystem 8.4.10.4 device configuration page (10h) the drive shall support the device configuration page which has the following format: bit 7 6 5 4 3 2 1 0 0 page code(10h) additional page length (0eh) res cap active format byte active part...

  • Page 227

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-81 write buffer full ratio and read buffer empty ratio these indicate how full/empty the buffer memory should be before restarting the writing/reading of the media. The dlt2000 will set these fields to zero (unused) because it uses an...

  • Page 228

    Dlt2000 scsi interface 8-82 dlt2000/dlt2700 cartridge tape subsystem 8.4.10.5 data compression page (0fh) the data compression page specifies parameters for the control of data compression. Bit 7 6 5 4 3 2 1 0 0 rsvd page length dce reserved byte red reserved compression algorithm (lsb) decompressio...

  • Page 229

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-83 dce (data compression enable) the data compression enable bit indicates whether data compression is enabled. The value returned for this bit depends on the current write density of the dlt2000 as follows: 0 - data compression is di...

  • Page 230

    Dlt2000 scsi interface 8-84 dlt2000/dlt2700 cartridge tape subsystem 8.4.10.6 disconnect/reconnect page (02h) the drive will support the disconnect/reconnect page which has the following format: bit 7 6 5 4 3 2 1 0 0 additional page length (0eh) buffer full ratio byte (msb) (lsb) disconnect time lim...

  • Page 231

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-85 8.4.10.7 medium partition page (11h) the drive supports the medium partitions parameter page, which has the following format: bit 7 6 5 4 3 2 1 0 0 pagecode(11h) additional page length (06) byte sdp idp psum reserved reserved ps 0 ...

  • Page 232

    Dlt2000 scsi interface 8-86 dlt2000/dlt2700 cartridge tape subsystem 8.4.10.8 read/write error recovery page (01h) the drive will support the error recovery page, which has the following format: bit 7 6 5 4 3 2 1 0 0 additional page length (0ah) rsvd rsvd rsvd eer per dte dcr byte read retry count p...

  • Page 233

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-87 write retry count this field reports the maximum number of overwrite retries that will be performed before declaring an unrecoverable error..

  • Page 234

    Dlt2000 scsi interface 8-88 dlt2000/dlt2700 cartridge tape subsystem 8.4.10.9 eerom vendor unique page (3eh) the drive supports the eerom vendor unique page (3eh). All the eerom parameters that are settable through mode select eerom vendor unique page are returned. __________________________note ___...

  • Page 235

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-89 8.4.11 prevent/allow medium removal (1eh) bit 7 6 5 4 3 2 1 0 0 operation code (1eh) logical unit number reserved byte prevent flag link unused reserved 1 reserved 2 reserved 3 reserved 4 5 figure 8-56 prevent/allow medium removal ...

  • Page 236

    Dlt2000 scsi interface 8-90 dlt2000/dlt2700 cartridge tape subsystem 8.4.12 read (08h) bit 7 6 5 4 3 2 1 0 0 operation code (08h) logical unit number reserved sili fixed (msb) byte transfer length unused reserved 1 flag (lsb) 2 link 3 4 5 figure 8-57 read cdb read transfers one or more data blocks t...

  • Page 237

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-91 incorrect length indicator (ili) bit and valid bit will be set to one. The sense key field will be set to no sense. The information bytes will be set to the difference (residue) between the requested transfer length and the actual ...

  • Page 238

    Dlt2000 scsi interface 8-92 dlt2000/dlt2700 cartridge tape subsystem 8.4.13 read block limits (05h) bit 7 6 5 4 3 2 1 0 0 operation code (05h) logical unit number reserved reserved byte unused flag link 1 reserved 2 reserved 3 reserved 4 5 figure 8-58 read block limits cdb read block limits tells th...

  • Page 239

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-93 8.4.14 read buffer (3ch) bit 7 6 5 4 3 2 1 0 0 operation code (3ch) logical unit number reserved mode (msb) byte (lsb) allocation length unused flag buffer offset buffer id 1 (msb) (lsb) reserved 2 link 3 4 5 6 7 8 9 figure 8-60 re...

  • Page 240

    Dlt2000 scsi interface 8-94 dlt2000/dlt2700 cartridge tape subsystem allocation length the allocation length specifies the maximum number of bytes that the initiator has allocated for returned data. 8.4.14.1 combined header and data mode in this mode, the drive returns a 4-byte header followed by th...

  • Page 241

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-95 bit 7 6 5 4 3 2 1 0 0 offset boundary (0ch) byte 1 (msb) 2 buffer capacity 3 4 (lsb) figure 8-63 read buffer descriptor.

  • Page 242

    Dlt2000 scsi interface 8-96 dlt2000/dlt2700 cartridge tape subsystem 8.4.15 read position (34h) bit 7 6 5 4 3 2 1 0 0 operation code (34h) logical unit number bt reserved byte unused flag link reserved 1 reserved 2 reserved 3 reserved 4 reserved 5 reserved 6 reserved 7 reserved 8 9 figure 8-64 read ...

  • Page 243

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-97 8.4.15.1 read position data format bit 7 6 5 4 3 2 1 0 0 bop eop reserved bpu reserved byte (msb) first block location (lsb) block location reserved number of blocks in buffer reserved 1 partition number (msb) last (lsb) number of ...

  • Page 244

    Dlt2000 scsi interface 8-98 dlt2000/dlt2700 cartridge tape subsystem first block location the block address associated with the current logical position; the next block to be transferred between the target and initiator if a read or write command is issued. Last block location the block address asso...

  • Page 245

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-99 8.4.16 receive diagnostics results (1ch) bit 7 6 5 4 3 2 1 0 0 operation code (1ch) logical unit number reserved reserved byte (msb) allocation length (lsb) unused reserved flag link 1 2 3 4 5 figure 8-66 receive diagnostics result...

  • Page 246

    Dlt2000 scsi interface 8-100 dlt2000/dlt2700 cartridge tape subsystem 8.4.17 release unit (17h) bit 7 6 5 4 3 2 1 0 0 operation code (17h) logical unit number 3rdpty third party device id rsvd reserved byte unused flag 1 link reserved 2 reserved 3 reserved 4 5 figure 8-68 release unit cdb release un...

  • Page 247

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-101 8.4.18 request sense (03h) bit 7 6 5 4 3 2 1 0 0 operation code (03h) logical unit number reserved reserved byte allocation length unused flag link 1 reserved 2 reserved 3 4 5 figure 8-69 request sense cdb request sense tells the ...

  • Page 248

    Dlt2000 scsi interface 8-102 dlt2000/dlt2700 cartridge tape subsystem 8.4.18.1 sense information format bit 7 6 5 4 3 2 1 0 0 valid error code 1 segment number 2 filemark eom ili reserved sense key 3 (msb) 4 5 information bytes 6 (lsb) byte 7 additional sense length 8 (msb) 9 10 command specific inf...

  • Page 249

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-103 bit 7 6 5 4 3 2 1 0 25 (msb) byte 26 27 tape remaining 28 (lsb) figure 8-70 request sense datacont’d valid a valid bit of one indicates that the information bytes contain valid information as defined in the scsi specification. Err...

  • Page 250

    Dlt2000 scsi interface 8-104 dlt2000/dlt2700 cartridge tape subsystem sense key in most cases, additional sense code and/or qualifier information is available. See the tables later in this section. Information bytes these bytes contain the differences (residue) of the requested length minus the actu...

  • Page 251

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-105 tape motion hours report the number of tape motion hours, that is, the head wear hours. Format is represented in a hex decimal word (2 bytes). Power on hours report the total hours the drive power has been on. Format is represente...

  • Page 252

    Dlt2000 scsi interface 8-106 dlt2000/dlt2700 cartridge tape subsystem table 8-5 sense keys used sense key description 0h no sense. Check the filemark/eom/ili bits and the asc/q bytes. 1h recovered error. This can be caused by rounding of mode parameters on a mode select, or to report that r/w error ...

  • Page 253

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-107 table 8-6 additional sense codes/qualifiers used asc ascq description 00h 00h 01h 02h 03h 04h 05h no additional sense code no additional sense qualifier unexpected fm encountered end of medium encountered setmark encountered begin...

  • Page 254

    Dlt2000 scsi interface 8-108 dlt2000/dlt2700 cartridge tape subsystem table 8-6 additional sense codes/qualifiers used (cont’d) asc ascq description 20h 00h illegal opcode 21h 01h* invalid element address 24h 00h 81h 82h 84h 86h 87h 89h 8bh 8ch 8dh 8eh 8fh invalid cdb field invalid mode on write buf...

  • Page 255

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-109 table 8-6 additional sense codes/qualifiers used (cont’d) asc ascq description 2fh 00h commands cleared by another initiator 30h 00h cannot read medium 37h 00h rounded parameter 39h 00h saving parameters not supported 3ah 00h 80h ...

  • Page 256

    Dlt2000 scsi interface 8-110 dlt2000/dlt2700 cartridge tape subsystem table 8-6 additional sense codes/qualifiers used (cont’d) asc ascq description 44h 00h 80h 82h 83h 84h 85h 86h 87h 88h c1h c2h c3h internal target failure unexpected selection interrupt command complete sequence failure scsi chip ...

  • Page 257

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-111 table 8-6 additional sense codes/qualifiers used (cont’d) asc ascq description 5bh 01h 02h threshold condition met log counter at maximum 80h 00h 01h 02h calibration error cleaning required cleaning requested 81h 00h directory rea...

  • Page 258

    Dlt2000 scsi interface 8-112 dlt2000/dlt2700 cartridge tape subsystem 8.4.19 reserve unit (16h) bit 7 6 5 4 3 2 1 0 0 operation code (16h) 1 logical unit number 3rdpty third-party device id rsvdd byte 2 reserved 3 reserved 4 reserved 5 unused reserved flag link figure 8-71 reserve unit cdb reserve u...

  • Page 259

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-113 scsi device specified in the third-party device id field. The drive preserves the reservation until any one of the four conditions mentioned above occurs. The drive ignores any attempt made by any other initiator to release the re...

  • Page 260

    Dlt2000 scsi interface 8-114 dlt2000/dlt2700 cartridge tape subsystem 8.4.20 rewind (01h) bit 7 6 5 4 3 2 1 0 0 operation code (01h) logical unit number reserved immed reserved byte unused flag 1 link reserved 2 reserved 3 reserved 4 5 figure 8-72 rewind cdb rewind tells the drive to position the ta...

  • Page 261

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-115 8.4.21 send diagnostic (1dh) bit 7 6 5 4 3 2 1 0 0 operation code (1dh) logical unit number pf rsv’d selftst dev ofl unitofl reserved byte (msb) parameter list length (lsb) unused reserved flag link 1 2 3 4 5 figure 8-73 send diag...

  • Page 262

    Dlt2000 scsi interface 8-116 dlt2000/dlt2700 cartridge tape subsystem - writes 100 32 kb records on track 1. - repositions to the beginning of track 1. - reads the records. - rewinds the tape. The execution time for the test is 6 minutes, if calibration is not required. This test is specified by set...

  • Page 263

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-117 table 8-7 send diagnostics parameters selftest devofl unitofl selftest action 0 0 0 illegal combination 0 0 1 self-test 2 with default parameters 0 1 0 illegal combination 0 1 1 self-test 2 with default parameters 1 0 0 self-test ...

  • Page 264

    Dlt2000 scsi interface 8-118 dlt2000/dlt2700 cartridge tape subsystem table 8-8 definition of pattern numbers pattern name data in hex 0 rotate (rotate through the other 9 patterns, change for each tape file) 1 all 0's 00 00 00 00 00 2 2f ff ff ff ff ff 3 alternating 1's and 0's 55 5a aa a5 55 5a aa...

  • Page 265

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-119 table 8-9 sense keys used sense key description 3h medium error. A positioning error has occurred where the returned position does not match the expected. 4h hardware error. The additional sense code/qualifier fields will provide ...

  • Page 266

    Dlt2000 scsi interface 8-120 dlt2000/dlt2700 cartridge tape subsystem 8.4.22 space (11h) bit 7 6 5 4 3 2 1 0 0 operation code (11h) logical unit number code (msb) byte count (lsb) unused link reserved 1 flag reserved 2 3 4 5 figure 8-75 space cdb space provides a variety of positioning functions tha...

  • Page 267

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-121 count when spacing over blocks or marks, the count field is interpreted as follows: • a positive value n causes forward movement over n blocks or marks. The tape is logically positioned after the nth block or mark on the eom/p sid...

  • Page 268

    Dlt2000 scsi interface 8-122 dlt2000/dlt2700 cartridge tape subsystem 8.4.23 test unit ready (00h) bit 7 6 5 4 3 2 1 0 0 operation code (00h) logical unit number reserved reserved byte unused flag link 1 reserved 2 reserved 3 reserved 4 5 figure 8-77 test unit ready cdb test unit ready checks if the...

  • Page 269

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-123 8.4.24 verify (13h) bit 7 6 5 4 3 2 1 0 0 operation code (13h) logical unit number immed fixed (msb) byte unused reserved flag reserved bc 1 verification length (lsb) 2 link 3 4 5 figure 8-78 verify cdb verify verifies one or more...

  • Page 270

    Dlt2000 scsi interface 8-124 dlt2000/dlt2700 cartridge tape subsystem 8.4.25 write (0ah) bit 7 6 5 4 3 2 1 0 0 operation code (0ah) logical unit number reserved fixed byte (msb) transfer length (lsb) unused flag reserved 1 link 2 3 4 5 figure 8-79 write cdb write transfers one or more blocks from th...

  • Page 271

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-125 fixed the fixed bit specifies both the meaning of the transfer length field and whether fixed- length or variable-length blocks are to be transferred. If the fixed bit is set to zero, variable block mode is selected. A single bloc...

  • Page 272

    Dlt2000 scsi interface 8-126 dlt2000/dlt2700 cartridge tape subsystem 8.4.26 write buffer (3bh) bit 7 6 5 4 3 2 1 0 0 operation code (3bh) logical unit number mode buffer id (00h) byte (msb) buffer offset (000000h) (lsb) (msb) parameter list/data length unused link reserved 1 flag (lsb) reserved 2 3...

  • Page 273

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-127 8.4.26.1 header and data mode the data to be transferred is preceded by a 4-byte header consisting entirely of reserved bytes. This header is discarded (not stored into the buffer). The buffer offset field must be zero for this mo...

  • Page 274

    Dlt2000 scsi interface 8-128 dlt2000/dlt2700 cartridge tape subsystem __________________________note _____________________________ during the actual reprogramming of the flash memory chips, if any type of powerfail occurs, or if the reprogramming fails part way through, the subsystem will be unusabl...

  • Page 275

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-129 8.4.27 write filemarks (10h) bit 7 6 5 4 3 2 1 0 0 operation code (10h) logical unit number reserved wsmk immed byte (msb) (lsb) unused flag 1 number of filemarks link 2 reserved 3 4 5 figure 8-82 write filemarks cdb write filemar...

  • Page 276

    Dlt2000 scsi interface 8-130 dlt2000/dlt2700 cartridge tape subsystem additional sense code qualifier fields are set to eom/p detected. The drive will attempt to complete any subsequent write filemarks, returning a check condition status in each case. If the drive encounters the physical eom when at...

  • Page 277

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-131 8.5 supported scsi-2 medium changer device commands on the medium changer lun, only commands defined for this device type are allowed. The following commands are implemented: table 8-11 scsi-2 medium changer commands opcode comman...

  • Page 278

    Dlt2000 scsi interface 8-132 dlt2000/dlt2700 cartridge tape subsystem 8.5.1 initialize element status (07h) bit 7 6 5 4 3 2 1 0 0 operation code (07h) logical unit number reserved reserved byte flag link unused 1 reserved 2 reserved 3 reserved 4 5 figure 8-83 initialize element status cdb this comma...

  • Page 279

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-133 8.5.2 read element status (b8h) bit 7 6 5 4 3 2 1 0 0 operation code (b8h) 1 logical unit number voltag element type code 2 (msb) starting element address 3 (lsb) 4 (msb) number of elements byte 5 (lsb) 6 reserved 7 (msb) 8 alloca...

  • Page 280

    Dlt2000 scsi interface 8-134 dlt2000/dlt2700 cartridge tape subsystem 8.5.2.1 element status data header bit 7 6 5 4 3 2 1 0 0 (msb) first element address reported 1 (lsb) 2 (msb) number of elements reported byte 3 (lsb) 4 reserved 5 (msb) 6 byte count of report available 7 (lsb) figure 8-86 element...

  • Page 281

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-135 8.5.2.2 medium transport element status page bit 7 6 5 4 3 2 1 0 0 element type code (1h = medium transport) 1 pvoltag avoltag reserved 2 (msb) 3 transport element descriptor length (lsb) byte 4 reserved 5 (msb) 6 byte count of de...

  • Page 282

    Dlt2000 scsi interface 8-136 dlt2000/dlt2700 cartridge tape subsystem 8.5.2.3 storage element status page bit 7 6 5 4 3 2 1 0 0 element type code (2h = medium transport) 1 pvoltag avoltag reserved 2 (msb) 3 storage element descriptor length (lsb) byte 4 reserved 5 (msb) 6 byte count of descriptor da...

  • Page 283

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-137 the source element address will always be set to this element's address..

  • Page 284

    Dlt2000 scsi interface 8-138 dlt2000/dlt2700 cartridge tape subsystem 8.5.2.4 data transfer element status page bit 7 6 5 4 3 2 1 0 0 element type code (4h = medium transport) 1 pvoltag avoltag reserved 2 (msb) data transfer element descriptor 3 (lsb) byte 4 reserved 5 (msb) 6 byte count of descript...

  • Page 285

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-139 8.5.3 mode sense/select (1ah/15h) all three pages that are specific to medium changers are supported. 8.5.3.1 device capabilities page (1fh) the drive shall support the device capabilities page which has the following format: bit ...

  • Page 286

    Dlt2000 scsi interface 8-140 dlt2000/dlt2700 cartridge tape subsystem the medium changer does not support "st->st" or "dt->dt"..

  • Page 287

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-141 8.5.3.2 element address assignment page (1dh) the drive shall support the element address assignment page which has the following format: bit 7 6 5 4 3 2 1 0 0 ps 0 page code (1dh) 1 length (12h) 2 (msb) 1st medium transport eleme...

  • Page 288

    Dlt2000 scsi interface 8-142 dlt2000/dlt2700 cartridge tape subsystem medium changer element address assignment is as follows: table 8-12 medium changer element addresses address comments 0 default medium transport element 1 medium transport element 2-0fh reserved 10h data transfer element (tape dri...

  • Page 289

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-143 8.5.3.3 transport geometry parameters page (1eh) the drive shall support the transport geometry page which has the following format: bit 7 6 5 4 3 2 1 0 0 ps 0 page code (1eh) byte 1 additional page length (02h) 2 reserved rotate ...

  • Page 290

    Dlt2000 scsi interface 8-144 dlt2000/dlt2700 cartridge tape subsystem 8.5.4 move medium (a5h) bit 7 6 5 4 3 2 1 0 0 operation code (a5h) 1 logical unit number reserved 2 (msb) transport element address 3 (lsb) byte 4 (msb) source address 5 (lsb) 6 (msb) destination address 7 (lsb) 8 reserved 9 reser...

  • Page 291

    Dlt2000 scsi interface dlt2000/dlt2700 cartridge tape subsystem 8-145.

  • Page 292: Appendix A

    Dlt2000/dlt2500/dlt2700 cartridge tape subsystem a-1 appendix a technical specifications a.1 in this appendix appendix a contains specifications for the dlt2000 tape drive and the dlt2500/dlt2700 mini-library including: topic section physical description a.2 performance specifications a.3 environmen...

  • Page 293

    Technical specifications a-2 dlt2000/dlt2500/dlt2700 cartridge tape subsystem a.2 physical description table a-1 lists the key physical and functional specifications of the dlt2000 tape drive. Table a-1 dlt2000 physical specifications description drive 5 1/4 inch fh (modified depth) table top height...

  • Page 294

    Technical specifications dlt2000/dlt2500/dlt2700 cartridge tape subsystem a-3 table a-1 dlt2000 physical specifications (cont'd) description drive 5 1/4 inch fh (modified depth) table top electrical rating, (auto ranging) d.C. Supply 100 to 240 vac power requirements d.C. A.C. 22 w steady state/33 w...

  • Page 295

    Technical specifications a-4 dlt2000/dlt2500/dlt2700 cartridge tape subsystem a.2.1 identifying the correct ac power cord ________________________ warning ______________________ do not attempt to modify or use an external 100 - 115 vac power cord for 220 - 240 vac input power. Modifying the power co...

  • Page 296

    Technical specifications dlt2000/dlt2500/dlt2700 cartridge tape subsystem a-5 figure a-1 shows the different ac power cord plug configurations for 115v and 220v/240v usage. Figure a-1 power cords.

  • Page 297

    Technical specifications a-6 dlt2000/dlt2500/dlt2700 cartridge tape subsystem table a-2 lists the key functional specifications of the dlt2000 tape drive. Table a-2 dlt2000 functional specifications functions specifications compactape iii: capacity/formatted native 10.0 gb (standard 1167 ft. Tape) u...

  • Page 298

    Technical specifications dlt2000/dlt2500/dlt2700 cartridge tape subsystem a-7 table a-3 lists the key physical specifications for the dlt2500 mini-library. Table a-3 dlt2500 mini-library physical specifications description rack mount table top height 295 mm (11.6 in) 300 mm (11.8 in) width 414 mm (1...

  • Page 299

    Technical specifications a-8 dlt2000/dlt2500/dlt2700 cartridge tape subsystem table a-4 lists the key physical specifications for the dlt2700 mini-library. Table a-4 dlt2700 mini-library physical specifications description rack mount table top height 26.47 cm (10.42 in) 27.25 cm (10.73 in) width 22....

  • Page 300

    Technical specifications dlt2000/dlt2500/dlt2700 cartridge tape subsystem a-9 figure a-2 shows the mounting holes and dimensions in a top view of the dlt2000 drive. 5 . 7 0 0 ( 1 4 4 . 7 8 ) 3 . 1 2 5 ( 7 9 . 3 8 ) z k o - 1 2 1 7 - 1 1 - d g . 1 0 0 ( 2 . 5 4 ) 5 . 5 0 0 ( 1 3 9 . 7 0 ) 1 . 8 7 5 (...

  • Page 301

    Technical specifications a-10 dlt2000/dlt2500/dlt2700 cartridge tape subsystem figure a-3 shows the mounting holes and dimensions in a side view of the dlt2000 drive. 3 . 2 5 0 ( 8 2 . 5 5 ) . 8 2 0 ( 2 0 . 8 3 ) 3 . 1 2 5 ( 7 9 . 3 8 ) 9 . 0 0 0 ( 2 2 8 . 6 0 ) 9 . 6 0 0 ( 2 4 3 . 8 4 ) . 2 5 8 x 6...

  • Page 302

    Technical specifications dlt2000/dlt2500/dlt2700 cartridge tape subsystem a-11 a.3 performance specifications section a.3 describes performance specifications including: topic section nominal tape tension a.3.1 dlt2000 timing characteristics a.3.2 dlt2700 media loader timing characteristics a.3.4 a....

  • Page 303

    Technical specifications a-12 dlt2000/dlt2500/dlt2700 cartridge tape subsystem a.3.3 dlt2500xt media loader timing characteristics table a-6 lists timing characteristics of the dlt2500xt media loader. Table a-6 dlt2500xt media loader timing characteristics nominal magazine scan 12.0 sec move cartrid...

  • Page 304

    Technical specifications dlt2000/dlt2500/dlt2700 cartridge tape subsystem a-13 the tape drive conforms to a modified class b environment that includes general offices and workspaces with: • conditioned and marginally-conditioned areas with central or remote air-conditioning • complete temperature an...

  • Page 305

    Technical specifications a-14 dlt2000/dlt2500/dlt2700 cartridge tape subsystem table a-10 lists the storage ranges. Table a-10 storage ranges (unpacked or packed) dry bulb temperature -40 to 66°c temperature gradient 20°c/h with 5° margin (across the range) temperature shock 15°c with 5° margin (ove...

  • Page 306

    Technical specifications dlt2000/dlt2500/dlt2700 cartridge tape subsystem a-15 a.5 vibration and shock specifications section a.5 describes environmental specifications: topic section operating shock and vibration a.5.1 nonoperating shock and vibration a.5.2 a.5.1 operating shock and vibration table...

  • Page 307

    Technical specifications a-16 dlt2000/dlt2500/dlt2700 cartridge tape subsystem a.5.2 nonoperating shock and vibration table a-14 lists nonoperating shock (bench handling) specifications for the product without its shipping packaging. Table a-14 nonoperating shock "overstress" (bench handling - unpac...

  • Page 308

    Technical specifications dlt2000/dlt2500/dlt2700 cartridge tape subsystem a-17 table a-16 nonoperating (packaged) repetitive shock specifications excitation type synchronous vertical motion; 1 in excursion shock (bounce) cycles 14,200 total application half cycles each in x and y orientations; 1/2 7...

  • Page 309

    Technical specifications a-18 dlt2000/dlt2500/dlt2700 cartridge tape subsystem table a-19 nonoperating (unpackaged) shock specifications nonoperating (unpackaged) pulse shape square wave peak acceleration 40 g duration 180 in/sec application x, y, and z axes, twice in each axis pulse shape 1/2 sine ...

  • Page 310

    Technical specifications dlt2000/dlt2500/dlt2700 cartridge tape subsystem a-19 a.6 electromagnetic interference (emi) susceptibility section a. Describes electromagnetic interference specifications including: topic section electromagnetic emissions a.6.1 conducted emissions a.6.2 radiated emissions ...

  • Page 311

    Technical specifications a-20 dlt2000/dlt2500/dlt2700 cartridge tape subsystem table a-20 list the conducted emission limits. Table a-20 conducted emissions frequency range (mhz) limits db quasi-peak average 0.15 to 0.050 66 to 56* 56 to 46 0.50 to 5 56 46 5 to 30 60 50 *the limit decreases with the...

  • Page 312

    Technical specifications dlt2000/dlt2500/dlt2700 cartridge tape subsystem a-21 a.6.5 radiated susceptibility table a-23 lists the radiated susceptibility limits: table a-23 high frequency, electric fields, 1 to 1000 mhz 3 v/m (rms) 80% modulated 1 khz no errors, no screen distortion s/w recoverable ...

  • Page 313

    Technical specifications a-22 dlt2000/dlt2500/dlt2700 cartridge tape subsystem a.6.7 esd failure level limits table a-27 lists the esd failure level limits for normal operator access areas. Table a-27 esd failure level limits failure type equipment failure level allowable errors hard office 1 to 12 ...

  • Page 314

    Technical specifications dlt2000/dlt2500/dlt2700 cartridge tape subsystem a-23 table a-28 acoustic noise declaration for german noise declaration law (cont’d) generic product option numbers description th3xx dlt2000 drive th3bx dlt2000 table top drive th3ex dlt2700 cartridge rackmount loader th3fx d...

  • Page 315

    Technical specifications a-24 dlt2000/dlt2500/dlt2700 cartridge tape subsystem a.7 regulatory requirements regulatory requirements include: • safety • electromagnetic emissions a.7.1 safety requirements safety requirements include: • ul1950 - information technology including electrical business equi...

  • Page 316

    Technical specifications dlt2000/dlt2500/dlt2700 cartridge tape subsystem a-25 a.8 drive reliability factors table a-29 lists the reliability factors: table a-29 reliability factors design life seven years design life statistics provide the point at which statistical failure rate begins to rise. Hea...

  • Page 317

    Technical specifications a-26 dlt2000/dlt2500/dlt2700 cartridge tape subsystem a.9 compactape recording media specifications table a-30 lists the media characteristics: table a-30 compactape recording media specifications compactape iii description quantity width 0.5 in metal particle length 1200 ft...

  • Page 318: Appendix B

    Dlt2000/dlt2500/dlt2700 cartridge tape subsystem b-1 appendix b definition of vendor unique sense data information b.1 in this appendix appendix b lists the internal status codes with their descriptions. B.2 internal status code the internal status code is located at byte offset 18 of the request se...

  • Page 319

    Definition of vendor unique sense data information b-2 dlt2000/dlt2500/dlt2700 cartridge tape subsystem table b-1 internal status code (cont’d) dec hex description 7 7 logical eot encountered, 2 file marks 8 8 command connection dropped 9 9 cleared from queue 10 0a missing data block read only 11 0b...

  • Page 320

    Definition of vendor unique sense data information dlt2000/dlt2500/dlt2700 cartridge tape subsystem b-3 table b-1 internal status code (cont’d) dec hex description 40 28 invalid source slot 41 29 invalid destination slot 42 2a source slot empty 43 2b destination slot full 44 2c medium changer motion...

  • Page 321

    Definition of vendor unique sense data information b-4 dlt2000/dlt2500/dlt2700 cartridge tape subsystem.

  • Page 322: Appendix C

    Dlt2000/dlt2500/dlt2700 cartridge tape subsystem c-1 appendix c sense key information c.1 in this appendix appendix c lists the sense key information. • no sense (0): 00 01 unexpected fm encountered 00 02 eom encountered 00 04 bom encountered • recovered error (1): 0a 00 error log overflow 37 00 rou...

  • Page 323

    Sense key information c-2 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 04 02 unit not ready, load command needed 04 03 unit not ready, manual intervention needed 3a 00 medium not present 3a 80 medium not present, cartridge missing 5a 01 operator media removal request • medium error (3): 04 02 un...

  • Page 324

    Sense key information dlt2000/dlt2500/dlt2700 cartridge tape subsystem c-3 40 82 diagnostic/post failure, bad drive status 40 83 diagnostic/post failure, loader diags failure 40 84 diagnostic/post failure, post soft failure 44 00 internal target failure 44 80 unexpected selection interrupt 44 83 scs...

  • Page 325

    Sense key information c-4 dlt2000/dlt2500/dlt2700 cartridge tape subsystem 24 8d bad drive/server image edc 24 8e invalid personality for code update 24 8f bad controller image edc 25 00 illegal lun 26 00 parameter list error, invalid field 26 01 parameter list error, parameter not supported 26 02 p...

  • Page 326

    Sense key information dlt2000/dlt2500/dlt2700 cartridge tape subsystem c-5 47 00 scsi parity error 48 00 ide message received 49 00 invalid message error 4e 00 overlapped commands attempted • volume overflow (dh): no additional sense code • miscompare (eh): no additional sense code _________________...

  • Page 327

    Sense key information c-6 dlt2000/dlt2500/dlt2700 cartridge tape subsystem.

  • Page 328: Appendix D

    Dlt2000/dlt2700 cartridge tape subsystem d-1 appendix d eerom resident bugcheck and event logs d.1 eerom packets (last n error events) the dlt2000 products keep certain error and event logs in semi-permanent non- volatile memory (eerom) on the ecm. There is room for a total of 14 such information pa...

  • Page 329

    Eerom resident bugcheck and event logs d-2 dlt2000/dlt2700 cartridge tape subsystem bits 7 0 00 01 96 97 packet type 1st packet byte last packet byte / / / / / . . . . . / / / / / packet sequence number figure d-1 eerom log area layout table d-1 eerom log packet types packet purpose type 0 packet em...

  • Page 330

    Eerom resident bugcheck and event logs dlt2000/dlt2700 cartridge tape subsystem d-3 bits 7 0 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 48 49 83 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 68020 a0−a7 registers up−time / / / . . . / / / stamp system context 68020 status register / / /...

  • Page 331

    Eerom resident bugcheck and event logs d-4 dlt2000/dlt2700 cartridge tape subsystem d.3 po/st failure packets po/st failure packets are stored whenever the power-on /self-test logic detects a failure of any kind. Each failure is encoded as a 4-byte vector. In some cases, multiple vectors may be stor...

  • Page 332

    Eerom resident bugcheck and event logs dlt2000/dlt2700 cartridge tape subsystem d-5 bits 7 0 01 02 03 04 05 06 07 08 09 10 11 12 13 92 93 94 up−time stamp sw major revision / / / / / . . . . . / / / / / poh/pc time stamp sw minor revision error code day count 1st event log byte last event log byte f...

  • Page 333

    Eerom resident bugcheck and event logs d-6 dlt2000/dlt2700 cartridge tape subsystem bits 7 0 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 saved max overwrites reserved saved max rereads saved max rewrites dir called mode tape format (when called) new tape format flags prim...

  • Page 334

    Eerom resident bugcheck and event logs dlt2000/dlt2700 cartridge tape subsystem d-7 0x01 read on load operation complete 0x02 inhibit further writes unless write from bot 0x04 lbn 0 was found intact 0x08 directory write failed 0x10 tape format mismatch 0x20 event log generated 0x40 tape format unkno...

  • Page 335

    Eerom resident bugcheck and event logs d-8 dlt2000/dlt2700 cartridge tape subsystem servo eot address servo version of tape length. Unique media id the unique media identification number, stored on the media. Cr_msg address the address of the cr-msg request block from tds. D.6 code update (cup) stat...

  • Page 336

    Eerom resident bugcheck and event logs dlt2000/dlt2700 cartridge tape subsystem d-9 bits 7 0 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 poh/pc time stamp reserved 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 new 68020 co...

  • Page 337

    Eerom resident bugcheck and event logs d-10 dlt2000/dlt2700 cartridge tape subsystem table d-6 68020 code update status status meaning 0 no update operation performed 1 code update operation successful 50 personality lockout 51 image edc check failed 52 bad image 53 write to flash memory failed 54 e...

  • Page 338: Index

    Dlt2000/dlt2500/dlt2700 cartridge tape subsystem-1 index a ac power cord, a-4 acoustic noise emissions, a-22 altitude environmental specifications, a-14 attention signal responses, 8-5 automatic mode, 5-5, 5-7 b backup command automatic mode, 5-7 backup failures, 6-3 beeper, 3-11 bugcheck packets, d...

  • Page 339

    Index 2-dlt2000/dlt2500/dlt2700 cartridge tape subsystem controls cartridge insert/release handle, 3-11 description, 3-11 front panel, 3-10 unload button, 3-11 d data cache, 8-4 data compression, 8-82 data mode, 8-94 data protection, 3-19, 4-21 data transfer, 8-1 data transfer element status page, 8...

  • Page 340

    Index dlt2000/dlt2500/dlt2700 cartridge tape subsystem-3 electromagnetic emissions, a-19 electromagnetic interference (emi), a-19 element address assignment page, 8-140 element status data header, 8-134 embedded diagnostics, 1-3 emi electromagnetic interference, a-19 erase, 8-16 error events, 8-41 e...

  • Page 341

    Index 4-dlt2000/dlt2500/dlt2700 cartridge tape subsystem low-level conducted interference, a-21 luns, 8-2 m magazine, 5-20 removing from receiver, 5-23 restoration into receiver, 5-23 magazine door, open, 4-28 magazine, description, 4-22 magazine, installing, 4-26 magazine, removing from mini-librar...

  • Page 342

    Index dlt2000/dlt2500/dlt2700 cartridge tape subsystem-5 dlt2700 mini-library, 5-1 operating procedure, dlt2500 mini-library, 4-1 operating shock, a-15 operating vibration, a-15 operations initiator/target, 8-2 operator control panel, 4-9 operator control panel (ocp), 4-10 overview, dlt2000/dlt2500/...

  • Page 343

    Index 6-dlt2000/dlt2500/dlt2700 cartridge tape subsystem rewind, 8-114 s safety requirements, a-24 scsi attention signal responses, 8-5 bus free, 8-7 bus parity errors, 8-7 bus phases, 8-4 bus reset, 8-3 functionality, 8-4 general operations, 8-1 interface overview, 8-1 message system, 8-8 status ph...

  • Page 344

    Index dlt2000/dlt2500/dlt2700 cartridge tape subsystem-7 verify, 8-123 vibration and shock requirements environmental specifications, a-15 vital product data pages, 8-22 w write, 8-124 write buffer, 8-126 write data, 8-127 write filemarks, 8-129 write-protect switch, 3-17, 4-20, 4-21, 5-20 diagram, ...

  • Page 345

    Index 8-dlt2000/dlt2500/dlt2700 cartridge tape subsystem.