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Freecom FC TapeWare AIT-250i FC Specification

Other manuals for FC TapeWare AIT-250i FC: Specifications, Specifications

Summary of FC TapeWare AIT-250i FC

  • Page 2: Notice

    Notice this document contains proprietary information which is protected by copyright. All rights reserved. No part of this document may be photocopied, reproduced or translated to another language without prior written consent of sony. The information contained in this document is subject to change...

  • Page 3

    Changing list page clause title modify add delete remarks sdx-250v series ver. 1.0 november, 2004 (release).

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  • Page 5

    Sdx-250v series ver.1.0 table of contents table of contents 1. Introduction 1.1. About this product specification manual 1- 1 1.2. Introducing the sony ait technology 1- 1 1.3. Features of the drive 1- 1 1.4. Reference 1- 2 1.4.1. How to get ecma-222 standard document 1- 2 2. Specifications 2.1. Spe...

  • Page 6

    Sdx-250v series ver.1.0 table of contents 3. Installation 3.1. Installation guide 3- 1 3.1.1. Scsi id number jumper 3- 2 3.1.2. Termination power switch 3- 2 3.1.3. Parity disable jumper 3- 3 3.1.4. Data compression on switch 3- 3 3.1.5. Power connector 3- 3 3.1.6. Scsi 68 pin connector 3- 3 3.1.7. ...

  • Page 7

    Sdx-250v series ver.1.0 table of contents 5. Scsi interface 5.1. Introduction 5- 1 5.1.1. Overview of the scsi interface 5- 1 5.1.2. Supported messages 5- 1 5.1.3. Supported and unsupported commands 5- 1 5.2. Scsi bus operation 5- 2 5.2.1. Typical scsi operation 5- 2 5.2.2. Disconnect 5- 3 5.3. Mess...

  • Page 8

    Sdx-250v series ver.1.0 table of contents 6.7.1. Disconnect-reconnect page (02h) 6- 29 6.7.2. Data compression control page (0fh) 6- 30 6.7.3. Device configuration page (10h) 6- 32 6.7.4. Medium partitions parameter page (11h) 6- 34 6.7.5. Medium partitions parameter page (for multi-partitioned tape...

  • Page 9

    Sdx-250v series ver.1.0 table of contents 7.2.6. Diagnostics results reference 7- 6 7.2.7. Diagnostic tests requiring additional parameters 7- 7 7.2.7.1. Error rate test (02) diagnostic parameters 7- 7 7.2.7.2. Read data exerciser (43h) diagnostic parameters 7- 9 8. Appendix a: asc & ascq alphabetic...

  • Page 10

    Sdx-250v series ver.1.0 table of contents this page intentionally left blank..

  • Page 11: 1. Introduction

    1.Introduction sony ait-e turbo drive sdx-250v series ver.1.0 1-1 1. Introduction 1.1. About this product specification manual this product specification manual is applicable for ait-e turbo drive. This manual provides information about the sony sdx-250v series advanced intelligent tape drives which...

  • Page 12

    1.Introduction sony ait-e turbo drive sdx-250v series ver.1.0 1-2 • large 12 mb buffer memory • 3.5” standard height, 5.25” half height • embedded scsi interface (ultra/wide, single-ended or low voltage differential) • supports variable or fixed record length • supports scsi disconnection/arbitratio...

  • Page 13: 2. Specifications

    2.Specification sony ait-e turbo drive sdx-250v series ver.1.0 2-1 2. Specifications physical, environmental and performance specifications for the sdx-250v and sdx-250v/rp. 2.1. Specifications 2.1.1. Dimensions the sdx-250v height 41.2 mm (1.62 in) ± 0.5 mm (0.02 in) width 101.6 mm (4.00 in) ± 0.5 ...

  • Page 14

    2.Specification sony ait-e turbo drive sdx-250v series ver.1.0 2-2 2.1.1.1. Mounting holes figure 2-2a gives details of the mounting holes for the sony sdx-250v and figure 2-2b for the sony sdx-250v/rp. Figure 2-2a: sdx-250v mounting holes 155.0 0.5mm [6.10" 0.02"] 90.0 0.3mm [3.54" 0.01"] 60.0 0.3m...

  • Page 15

    2.Specification sony ait-e turbo drive sdx-250v series ver.1.0 2-3 figure 2-2b: sdx-250v/rp mounting holes 79.2 0.3mm [3.12" 0.01"] 79.2 0.3mm [3.12" 0.01"] 47.5 0.3mm [1.87" 0.01"] 79.2 0.3mm [3.12" 0.01"] 47.5 0.3mm [1.87" 0.01"] 94.0 0.5mm [3.70" 0.02"] 21.8 0.5mm [0.86" 0.02"] 41.2 0.5mm [1.62" ...

  • Page 16

    2.Specification sony ait-e turbo drive sdx-250v series ver.1.0 2-4 2.1.2. Weight sdx-250v 740 grams, without a cassette and a front bezel. Sdx-250v/rp 970 grams, without a cassette and a front bezel. 2.1.3. Connectors the sdx-250v has a scsi connector with a power connector and jumpers at the positi...

  • Page 17

    2.Specification sony ait-e turbo drive sdx-250v series ver.1.0 2-5 2.2.2. Altitude operating 0 to 10,000 feet 2.2.3. Suspended particulate operating less than 150 microgram/m 3 based sampling period 24 hours 2.2.4. Vibration operating swept sine 5 to 500hz, @0.25g peak 1 octave/min. 3 axis, 3 direct...

  • Page 18

    2.Specification sony ait-e turbo drive sdx-250v series ver.1.0 2-6 10 10 10 10 10 10 10 10 figure 2-4: mounting attitude and tolerance 2.3. Performance specification the data capacity, data transfer rate and data reliability specifications this chapter require the media to conform to the ait-e turbo...

  • Page 19

    2.Specification sony ait-e turbo drive sdx-250v series ver.1.0 2-7 2.3.2. Data transfer rate 2.3.2.1. Sustained data transfer rate to and from the tape the sustained transfer rate to and from the tape is 6mbyte per second with ait-e turbo cassette. For this sustained rate to be achieved, the drive m...

  • Page 20

    2.Specification sony ait-e turbo drive sdx-250v series ver.1.0 2-8 2.3.8. Error rate the un-correctable bit error rate is expected to be less than 1 in 10 to the 17th. 2.3.9. Retry limits on rewrites for read-after-write error correction, each frame can be rewritten up to a maximum of 63 times givin...

  • Page 21

    2.Specification sony ait-e turbo drive sdx-250v series ver.1.0 2-9 2.4. Safety the sdx-250v conforms to the following safety standards: • ul/cul (underwriters laboratories, inc.) ul 60950-1, 1st edition/csa c22.2 no. 60950-1-03 safety of information technology equipment. • tuv en 60950-1:2001 safety...

  • Page 22

    2.Specification sony ait-e turbo drive sdx-250v series ver.1.0 2-10 2.6. Data compression the tape capacity is increased by compressing data prior to writing it to the tape. Data compression is a well established technology for reducing the number of bits used to represent data in order to improve d...

  • Page 23: 3. Installation

    3.Installation sony ait-e turbo drive sdx-250v series ver.1.0 3-1 3. Installation 3.1. Installation guide dip switch figure 3-1: dip switch figure 3-2: connector positions jumpers scsi 68 pin connector power connector.

  • Page 24

    3.Installation sony ait-e turbo drive sdx-250v series ver.1.0 3-2 1 drive mode-1 (off) 2 drive mode-2 (off) 3 drive mode-3 (off) 4 drive mode-4 (off) 5 terminator power (on) 6 periodic cleaning req (on) 7 dc control-1 (on) 8 dc control-2 (off) 1 2 3 4 5 6 7 8 on off figure 3-3: dip switch positions ...

  • Page 26

    3.Installation sony ait-e turbo drive sdx-250v series ver.1.0 3-4 table 3-4: scsi signals (low-voltage-differential type bus p cable signal assignment) signal name cable conductor number signal name -db(12) 35 1 +db(12) -db(13) 36 2 +db(13) -db(14) 37 3 +db(14) -db(15) 38 4 +db(15) -db(p1) 39 5 +db(...

  • Page 27

    3.Installation sony ait-e turbo drive sdx-250v series ver.1.0 3-5 table 3-5: scsi signals (single-ended type bus p cable signal assignment) signal name cable conductor number signal name -db(12) 35 1 ground -db(13) 36 2 ground -db(14) 37 3 ground -db(15) 38 4 ground -db(p1) 39 5 ground -db(0) 40 6 g...

  • Page 28

    3.Installation sony ait-e turbo drive sdx-250v series ver.1.0 3-6 3.1.7. Attaching and removing the dust cover 3.1.7.1. Attaching the dust cover (1) align the dust cover’s hinge clips (one on each side) with the pins of the drive bezel. • the dust cover should be positioned so that the six magnets o...

  • Page 29

    3.Installation sony ait-e turbo drive sdx-250v series ver.1.0 3-7 3.1.7.2. Removing the dust cover (1) open the dust cover. (2) holding the dust cover at both corners, carefully raise the dust cover. The dust cover hinge clips and drive bezel pins uncouple..

  • Page 30

    3.Installation sony ait-e turbo drive sdx-250v series ver.1.0 3-8 this page intentionally left blank..

  • Page 31: 4. Operation

    4.Operation sony ait-e turbo drive sdx-250v series ver.1.0 4-1 4. Operation 4.1. Summary of led indications the sdx-250v have 3 leds. Each led shows "tape motion", "cleaning request", and "replace tape" as defined. "tape motion" to show the tape motion in the drive. "cleaning request" to be on, when...

  • Page 32

    4.Operation 4-2 sony ait-e turbo drive sdx-250v series ver.1.0 4.2. Operator action 4.2.1. Powering up the sdx-250v after the initial installation of the sdx-250v has been verified, power can be applied to the unit. The +12v and +5v power must be applied simultaneously. (see figure 2-5) the sdx-250v...

  • Page 33

    4.Operation sony ait-e turbo drive sdx-250v series ver.1.0 4-3 4.2.5. Write-protecting cassettes cassettes can be write-protected by sliding the tab on the back of the cassette open. In this state, data can be read from the tape but not written to it. Caution: the tape log, which contains a history ...

  • Page 34

    4.Operation 4-4 sony ait-e turbo drive sdx-250v series ver.1.0 4.3.3. Power-fail or scsi reset handling if there is a power-fail, the sdx-250v performs the following actions, and reverts to its default configuration: (1) the drive remains positioned at the point where the power-fail or scsi reset oc...

  • Page 35

    4.Operation sony ait-e turbo drive sdx-250v series ver.1.0 4-5 4.3.4.2. Normal status display after the diagnostic display, when no failures are detected, the sdx-250v is in the normal status. The leds show various normal status (no error) indications as shown in the table below: table 4-2: normal l...

  • Page 36

    4.Operation 4-6 sony ait-e turbo drive sdx-250v series ver.1.0 note: the format operation can be very time consuming depending on the requested size of the first partition on the tape. The amount of time required can be approximated by use of the following formula: - number of megabytes in partition...

  • Page 37

    4.Operation sony ait-e turbo drive sdx-250v series ver.1.0 4-7 4.5.2.1. Operational problems the tape drive will not accept a tape cartridge withdraw the tape cassette and turn the power to drive off, wait 5 seconds, then back on. Observe the drive for a normal power up sequence (see clause 4.3.4). ...

  • Page 38

    4.Operation 4-8 sony ait-e turbo drive sdx-250v series ver.1.0 photo 2: the initial position of the threading mechanism caution: stop rotating the motor shaft immediately, when the guide b (see detail a of photo 2) gets to the area below the line c-c (this line is defined by 2 circular tape guide su...

  • Page 39

    4.Operation sony ait-e turbo drive sdx-250v series ver.1.0 4-9 (b) if scsi bus reset causes the drive to reset then the problem is with the scsi bus addressing or termination. - check that the scsi bus id jumper is set for the proper address (see clause 3.1.1) - check scsi bus termination. The two s...

  • Page 40

    4.Operation 4-10 sony ait-e turbo drive sdx-250v series ver.1.0 this page intentionally left blank..

  • Page 41: 5. Scsi Interface

    5.Scsi interface sony ait-e turbo drive sdx-250v series ver.1.0 5-1 5. Scsi interface 5.1. Introduction the sony sdx-250v uses the scsi interface to connect to the host system. The small computer system interface (scsi) is an industry standard interface, approved by the american national standards i...

  • Page 42

    5.Scsi interface sony ait-e turbo drive sdx-250v series ver.1.0 5-2 table 5-1: supported scsi commands command name operation code erase 19h inquiry 12h load/unload 1bh locate 2bh log select 4ch log sense 4dh mode select(6) 15h mode sense(6) 1ah persistent reserve in 5eh persistent reserve out 5fh p...

  • Page 43

    5.Scsi interface sony ait-e turbo drive sdx-250v series ver.1.0 5-3 2. The host attempts to select the target by asserting sel and releasing bsy. The host maintains its id and asserts the target’s id on the data bus. Each target then checks the data lines. If the target’s id matches that on the data...

  • Page 44

    5.Scsi interface sony ait-e turbo drive sdx-250v series ver.1.0 5-4 7. When doing a large data transfer, the target may choose to divide the entire transfer into several smaller transfers. This allows the target to free the scsi bus whenever it needs to perform its own system tasks not immediately r...

  • Page 45

    5.Scsi interface sony ait-e turbo drive sdx-250v series ver.1.0 5-5 5.3.2. Extended message (01h) 5.3.2.1. Synchronous data transfer request(01h) this is sent by either the initiator or the target as the first byte of a multiple-byte message. When acting as an initiator, the unit will not send any e...

  • Page 46

    5.Scsi interface sony ait-e turbo drive sdx-250v series ver.1.0 5-6 responding device sdtr response implied agreement (1) non-zero req/ack offset each device transmits data with a transfer period equal to or greater than and a req/ack offset equal to or less than the values received in the other dev...

  • Page 47

    5.Scsi interface sony ait-e turbo drive sdx-250v series ver.1.0 5-7 (1) after a hard reset condition; (2) after a bus device reset message and; (3) after a power cycle. In addition, a scsi device may initiate a wdtr message exchange whenever it is appropriate to negotiate a new transfer width agreem...

  • Page 48

    5.Scsi interface sony ait-e turbo drive sdx-250v series ver.1.0 5-8 5.3.3. Save data pointer (02h) this message is sent from a target to the initiator at the end of a data phase to request that the initiator save a copy of the present active data pointer for the currently attached logical unit. The ...

  • Page 49

    5.Scsi interface sony ait-e turbo drive sdx-250v series ver.1.0 5-9 5.3.7. Abort (06h) this message is sent from the initiator to the target to clear the present operation. All pending data and status from the affected logical unit is cleared, and the target goes to the bus free phase. This message ...

  • Page 50

    5.Scsi interface sony ait-e turbo drive sdx-250v series ver.1.0 5-10 5.3.12. Identify (80h-ffh) these messages are sent by either the initiator or the target to establish the physical connection path between an initiator and target for a particular logical unit. This message byte can have the follow...

  • Page 51

    5.Scsi interface sony ait-e turbo drive sdx-250v series ver.1.0 5-11 08h busy: the drive is busy. This status is returned whenever the drive is unable to accept a command from an otherwise acceptable initiator. The busy status will be returned by the unit, if, while it is disconnected from the scsi ...

  • Page 52

    5.Scsi interface sony ait-e turbo drive sdx-250v series ver.1.0 5-12 this page intentionally left blank..

  • Page 53: 6. Command Specification

    6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-1 6. Command specification this clause includes all supported and unsupported scsi commands. Elements of this clause come from clauses 7, 8 and 9 of the ansi x3t9.2, scsi interface specification. There are different types of sc...

  • Page 54

    6.Command specification erase 6-2 sony ait-e turbo drive sdx-250v series ver.1.0 6.1. Erase 19h bit byte 7 6 5 4 3 2 1 0 0 operation code (19h) 1 logical unit number reserved immed long 2 reserved 3 reserved 4 reserved 5 unused (00b) reserved flag link erase causes part or all of the remaining data ...

  • Page 55

    Inquiry 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-3 6.2. Inquiry 12h bit byte 7 6 5 4 3 2 1 0 0 operation code (12h) 1 logical unit number reserved cmddt evpd 2 page or operation code 3 reserved 4 allocation length 5 unused (00b) reserved flag link inquiry tells the dr...

  • Page 56

    6.Command specification inquiry 6-4 sony ait-e turbo drive sdx-250v series ver.1.0 table 6-1: standard inquiry data bit byte 7 6 5 4 3 2 1 0 0 peripheral qualifier peripheral device type (01h) 1 rmb (1) device-type modifier (0) 2 iso version (0) ecma version (0) ansi-approved version (2) 3 aenc(0) t...

  • Page 57

    Inquiry 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-5 cmdque: the drive does not support tagged command queuing, so this bit is never set. Sftre: the drive responds to the reset condition with a hard reset, so this bit is never set. Vendor identification: this field cont...

  • Page 58

    6.Command specification inquiry 6-6 sony ait-e turbo drive sdx-250v series ver.1.0 - device identification page bit byte 7 6 5 4 3 2 1 0 0 peripheral qualifier peripheral device type (01h) 1 page code (83h) 2 reserved (00h) 3 page length (32h) 4 reserved (00h) code set (02h) 5 reserved (00h) identif...

  • Page 59

    Inquiry 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-7 table 6-2: command support data bit byte 7 6 5 4 3 2 1 0 0 peripheral quaifier peripheral device type (01h) 1 reserved (00h) support (03h) 2 iso version (0) ecma version (0) ansi – approved version (02h) 3 reserved (0...

  • Page 60

    6.Command specification load/unload 6-8 sony ait-e turbo drive sdx-250v series ver.1.0 6.3. Load/unload 1bh bit byte 7 6 5 4 3 2 1 0 0 operation code (1bh) 1 logical unit number reserved immed 2 reserved 3 reserved 4 reserved eot re-ten load 5 unused (00b) reserved flag link load/unload allows the h...

  • Page 61

    Locate 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-9 6.4. Locate 2bh bit byte 7 6 5 4 3 2 1 0 0 operation code (2bh) 1 logical unit number reserved bt(0) cp immed 2 reserved 3 (msb) 4 block address 5 6 (lsb) 7 reserved 8 partition 9 unused (00b) reserved flag link locate...

  • Page 62

    6.Command specification log select 6-10 sony ait-e turbo drive sdx-250v series ver.1.0 6.5. Log select 4ch bit byte 7 6 5 4 3 2 1 0 0 operation code (4ch) 1 logical unit number reserved pcr sp (0) 2 pc reserved 3 reserved 4 reserved 5 reserved 6 reserved 7 (msb) parameter list length 8 (lsb) 9 unuse...

  • Page 63

    Log select 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-11 the purpose of the log select command is to allow the initiator to modify and initialize parameters within the logs supported by the device. However in this case, access to individual parameters within log pages i...

  • Page 64

    6.Command specification log sense 6-12 sony ait-e turbo drive sdx-250v series ver.1.0 6.6. Log sense 4dh bit byte 7 6 5 4 3 2 1 0 0 operation code (4dh) 1 logical unit number reserved ppc(0) sp(0) 2 pc page code 3 (msb) 4 parameter pointer 5 6 (lsb) 7 (msb) allocation length 8 (lsb) 9 unused (00b) r...

  • Page 65

    Log sense 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-13 page code: the page code field identifies which log page is being requested by the initiator. If the page is not supported then the command will terminate with a check condition status with the sense key set to ill...

  • Page 66

    6.Command specification log sense 6-14 sony ait-e turbo drive sdx-250v series ver.1.0 page code: identifies which page of data is being transferred. If the page code field value is reserved or not implemented by the target, the target shall terminate the command with a check condition status. The se...

  • Page 67

    Log sense 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-15 tmc: the threshold met criteria (tmc) field defines the binary relationship between the cumulative and threshold log parameter values under which the threshold is met. If the et bit is one and the threshold conditi...

  • Page 68

    6.Command specification log sense 6-16 sony ait-e turbo drive sdx-250v series ver.1.0 table 6-12: supported log pages bit byte 7 6 5 4 3 2 1 0 0 reserved page code (00h) 1 reserved (00h) 2 (msb) page length (00 0eh) 3 (lsb) 4 supported page list 17 (00 02 03 07 2e 30 31 33 34 35 39 3c) this page ret...

  • Page 69

    Log sense 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-17 table 6-15: error counter parameter codes parameter code description parameter length (bytes) default cumulative default threshold 0003h total errors corrected (soft errors) 2 0 ffffh 0004h total times correction 4...

  • Page 70

    6.Command specification log sense 6-18 sony ait-e turbo drive sdx-250v series ver.1.0 6.6.6. Tape log page (sony unique) this page is a sony unique page which provides information on the tape currently being used. This log cannot be cleared and has the following format: table 6-20: tape log page bit...

  • Page 71

    Log sense 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-19 use: an estimate of reading and writing performance can be made by the ratios of 'raw retries' to 'groups written' and 'ecc-3 retries' to 'groups read'. An indication of tape degradation can be gained by comparing ...

  • Page 72

    6.Command specification log sense 6-20 sony ait-e turbo drive sdx-250v series ver.1.0 6.6.8. Drive usage log page (sony unique) this page is a sony unique page which provides information on the drive currently being used. This log cannot be cleared and has the following format. Table 6-23: drive usa...

  • Page 73

    Log sense 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-21 table 6-25: mechanism error event format byte offset meaning 0 1 2-4 error code executing mechanism commands when error was detected time-stamp(minute) executing mechanism commands search-standby pwm-drive diagnost...

  • Page 74

    6.Command specification log sense 6-22 sony ait-e turbo drive sdx-250v series ver.1.0 parameter code: this identifies which parameter of data is being transferred. The following codes are supported for each error counter page. Parameter code length default cumulative default threshold 0001h frame re...

  • Page 75

    Log sense 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-23 entities written/read: the total number of complete entities written to or read from the tape since the last power-on or clear log operation. Records written/read: the total number of records(both compressed and un...

  • Page 76

    6.Command specification log sense 6-24 sony ait-e turbo drive sdx-250v series ver.1.0 total groups read: this is the total number of groups physically read from the tape or partition since the first time the tape or partition was written. This does not include any reading as part of a read-after-wri...

  • Page 77

    Log sense 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-25 parameter code: code description length 0001h 0002h 0003h 0004h 0005h 0006h 0007h 0008h 0009h 000ah 000bh 000ch 000dh 000eh 000fh 0010h 0011h 0012h current number of groups written current raw retries current numbe...

  • Page 78

    6.Command specification mode select 6-26 sony ait-e turbo drive sdx-250v series ver.1.0 6.7. Mode select 15h bit byte 7 6 5 4 3 2 1 0 0 operation code (15h) 1 logical unit number pf reserved sp (0) 2 reserved 3 reserved 4 parameter list length 5 unused (00b) reserved flag link mode select enables th...

  • Page 79

    Mode selsect 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-27 buffered mode: buffered mode is the mechanism by which the drive implements immediate reporting on write commands. If the field is zero, then the drive does not report a good status on write commands until the d...

  • Page 80

    6.Command specification mode select 6-28 sony ait-e turbo drive sdx-250v series ver.1.0 mode fixed bit in read, write & verify block length in mode select/sense fixed block variable block 1 0 block size 0 the default fixed block size is 512 bytes however, the drive will accept a variable command (fi...

  • Page 81

    Mode selsect 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-29 6.7.1. Disconnect-reconnect page (02h) the drive supports the disconnect-reconnect page which has the following format: table 6-35: disconnect-reconnect page bit byte 7 6 5 4 3 2 1 0 0 ps (0) reserved page code ...

  • Page 82

    6.Command specification mode select 6-30 sony ait-e turbo drive sdx-250v series ver.1.0 6.7.2. Data compression control page (0fh) the drive supports the data compression control page which has the following format: table 6-36: data compression control page bit byte 7 6 5 4 3 2 1 0 0 ps (0) reserved...

  • Page 83

    Mode selsect 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-31 red value description 00b the sdx-250v will return a check condition status (medium error) whenever data is encountered on the media that the drive cannot decompress. The sdx-250v will not return a check conditi...

  • Page 84

    6.Command specification mode select 6-32 sony ait-e turbo drive sdx-250v series ver.1.0 6.7.3. Device configuration page (10h) the drive supports the device configuration page which has the following format: table 6-37: device configuration page bit byte 7 6 5 4 3 2 1 0 0 ps (0) reserved page code (...

  • Page 85

    Mode selsect 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-33 dbr: this field is not supported and should be always set to zero. Bis: block identifiers supported is set to one to indicate that the media has recorded information about the logical block id relative to the pa...

  • Page 86

    6.Command specification mode select 6-34 sony ait-e turbo drive sdx-250v series ver.1.0 6.7.4. Medium partitions parameter page (11h) the drive supports the medium partitions parameter page, which has the following format: table 6-39: medium partitions parameter page bit byte 7 6 5 4 3 2 1 0 0 ps (0...

  • Page 87

    Mode selsect 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-35 single partition tape bom bot partition 0 eop/eom two partition tape partition 1 bom device area system area user data area end of data bot partition 0 eop/eom device area system area user data area end of data ...

  • Page 88

    6.Command specification mode select 6-36 sony ait-e turbo drive sdx-250v series ver.1.0 6.7.5. Medium partitions parameter page (for multi-partitioned tapes) (11h) the medium partitions parameter page supported by the drive has the following format: table 6-40: medium partitions parameter page(for m...

  • Page 89

    Mode selsect 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-37 partition 1 three partitioned tape user data area bom bot partition 0 eot eop/ eom device area system area eod partition 2 dev user data area system area eod dev user data area system area eod partition 1 two pa...

  • Page 90

    6.Command specification mode select 6-38 sony ait-e turbo drive sdx-250v series ver.1.0 if the additional partitions defined and partition size fields are set to zero the drive will initialize the tape as partition 0, spanning the whole length of the tape. The size of partition 0 is only valid durin...

  • Page 91

    Mode selsect 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-39 when mrie is set to 0, this method instructs the drive to not report informational exception conditions. When mrie is set to 4 (unconditionally generate recovered error), this method instructs the drive to repor...

  • Page 92

    6.Command specification mode select 6-40 sony ait-e turbo drive sdx-250v series ver.1.0 abs 0-do not create the absolute volume map information. (not supported) 1-create and maintain the absolute volume map information. Ulpbot 0-load/unload is performed at the optional device area, except for partit...

  • Page 93

    Mode sense 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-41 6.8. Mode sense 1ah bit byte 7 6 5 4 3 2 1 0 0 operation code (1ah) 1 logical unit number reserved dbd reserved 2 pcf page code 3 reserved 4 allocation length 5 unused (00b) reserved flag link mode sense provides ...

  • Page 94

    6.Command specification mode sense 6-42 sony ait-e turbo drive sdx-250v series ver.1.0 note: if the page code is zero, the drive will only return the four-byte header and the one eight-byte block descriptor and terminate the command with good status. Allocation length: the allocation length specifie...

  • Page 95

    Mode sense 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-43 number of blocks: the number of blocks field is zero, indicating that an unspecified (or unknown) number of the remaining logical blocks on the tape may have the media characteristics specified by the block descri...

  • Page 96

    6.Command specification persistent reserve in 6-44 sony ait-e turbo drive sdx-250v series ver.1.0 6.9. Persistent reserve in 5eh bit byte 7 6 5 4 3 2 1 0 0 operation code (5eh) 1 logical unit number reserved service action 2 reserved 3 reserved 4 reserved 5 reserved 6 reserved 7 (msb) allocation len...

  • Page 97

    Persistent reserve in 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-45 table 6-49: persistent reservation in parameter data for read keys bit byte 7 6 5 4 3 2 1 0 0 (msb) generation 3 (lsb) 4 (msb) additional length 7 (lsb) reservation key list 8 (msb) first reservation ke...

  • Page 98

    6.Command specification persistent reserve in 6-46 sony ait-e turbo drive sdx-250v series ver.1.0 reservation descriptor: the format of this field is defined in table 6-51. Table 6-51: persistent reservation in reservation descriptor bit byte 7 6 5 4 3 2 1 0 0 (msb) reservation key 7 (lsb) 8 (msb) s...

  • Page 99

    Persistent reserve in 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-47 table 6-53: persistent reservation type codes code name description 0h obsolete 1h write exclusive reads shared: any application client on any initiator may execute tasks that request transfers from the...

  • Page 100

    6.Command specification persistent reserve out 6-48 sony ait-e turbo drive sdx-250v series ver.1.0 6.10. Persistent reserve out 5fh bit byte 7 6 5 4 3 2 1 0 0 operation code (5fh) 1 reserved service action 2 scope type 3 reserved 4 reserved 5 reserved 6 reserved 7 (msb) parameter list length (18h) 8...

  • Page 101

    Persistent reserve out 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-49 table 6-55: persistent reserve out parameter list bit byte 7 6 5 4 3 2 1 0 0 (msb) reservation key 7 (lsb) 8 (msb) service action reservation key 15 (lsb) 16 (msb) scope-specific address 19 (0 0 0 0) (...

  • Page 102

    6.Command specification prevent allow medium removal 6-50 sony ait-e turbo drive sdx-250v series ver.1.0 6.11. Prevent allow medium removal 1eh bit byte 7 6 5 4 3 2 1 0 0 operation code (1eh) 1 logical unit number reserved 2 reserved 3 reserved 4 reserved prevent 5 unused (00b) reserved flag link th...

  • Page 103

    Read 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-51 6.12. Read 08h bit byte 7 6 5 4 3 2 1 0 0 operation code (08h) 1 logical unit number reserved sili fixed 2 (msb) 3 transfer length 4 (lsb) 5 unused (00b) reserved flag link read transfers one or more data blocks to the ...

  • Page 104

    6.Command specification read sony ait-e turbo drive sdx-250v series ver.1.0 6-52 the meaning of eom is different for read than for a write type of command. Eom is only reported when the physical eom/p is encountered. The drive returns a check condition status. The eom and valid bits are set and the ...

  • Page 105

    Read block limits 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-53 6.13. Read block limits 05h bit byte 7 6 5 4 3 2 1 0 0 operation code (05h) 1 logical unit number reserved 2 reserved 3 reserved 4 reserved 5 unused (00b) reserved flag link the read block limits command te...

  • Page 106

    6.Command specification read buffer sony ait-e turbo drive sdx-250v series ver.1.0 6-54 6.14. Read buffer 3ch bit bite 7 6 5 4 3 2 1 0 0 operation code (3ch) 1 logical unit number reserved mode 2 buffer id 3 (msb) 4 buffer offset 5 (lsb) 6 (msb) 7 allocation length 8 (lsb) 9 unused (00b) reserved fl...

  • Page 107

    Read buffer 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-55 table 6-60: read buffer descriptor bit byte 7 6 5 4 3 2 1 0 0 reserved 1 (msb) 2 buffer capacity 3 (lsb) buffer id: the supported values are: buffer id description 0 1 read interface buffer read group buffer if a...

  • Page 108

    6.Command specification read position sony ait-e turbo drive sdx-250v series ver.1.0 6-56 6.15. Read position 34h bit byte 7 6 5 4 3 2 1 0 0 operation code (34h) 1 logical unit number reserved tclp long bt 2 reserved 3 reserved 4 reserved 5 reserved 6 reserved 7 reserved 8 reserved 9 unused (00b) re...

  • Page 109

    Read position 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-57 bpu: a block position unknown (bpu) bit of one indicates that the first and last block locations are not known or cannot be obtained. A bpu bit of zero indicates that the first contains valid position informati...

  • Page 110

    6.Command specification receive diagnostic results sony ait-e turbo drive sdx-250v series ver.1.0 6-58 6.16. Receive diagnostic results 1ch bit byte 7 6 5 4 3 2 1 0 0 operation code (1ch) 1 logical unit number reserved 2 reserved 3 (msb) allocation length 4 (lsb) 5 unused (00b) reserved flag link re...

  • Page 111

    Receive diagnostic results 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-59 all error messages are of the same format. All fields within the error message may not be known or applicable and are cleared to zero. A diagnostic result of all zeros is returned if the diagnostic...

  • Page 112

    6.Command specification report density support sony ait-e turbo drive sdx-250v series ver.1.0 6-60 6.17. Release unit 17h bit byte 7 6 5 4 3 2 1 0 0 operation code (17h) 1 logical unit number 3rdpty third party device id reserved 2 reserved 3 reserved 4 reserved 5 unused (00b) reserved flag link rel...

  • Page 113

    Report density support 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-61 6.18. Report density support 44h bit byte 7 6 5 4 3 2 1 0 0 operation code (44h) 1 reserved media 2 reserved 3 reserved 4 reserved 5 reserved 6 reserved 7 (msb) 8 allocation length (lsb) 9 unused (00b)...

  • Page 114

    6.Command specification report density support sony ait-e turbo drive sdx-250v series ver.1.0 6-62 table 6-67: report density support data block descriptor bit byte 7 6 5 4 3 2 1 0 0 primary density code (38h) 1 secondary density code (30h) 2 wrtok (1) dup (0) deflt (1) reserved (00h) 3 reserved (00...

  • Page 115

    Report luns 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-63 6.19. Report luns a0h bit byte 7 6 5 4 3 2 1 0 0 operation code (a0h) 1 reserved 2 reserved 3 reserved 4 reserved 5 reserved 6 (msb) 7 8 9 allocation length (lsb) 10 reserved 11 unused (00b) reserved flag link th...

  • Page 116

    6.Command specification request block address sony ait-e turbo drive sdx-250v series ver.1.0 6-64 6.20. Request block address 02h bit byte 7 6 5 4 3 2 1 0 0 operation code (02h) 1 logical unit number reserved 2 reserved 3 reserved 4 allocation length (03h) 5 unused (00b) reserved flag link the reque...

  • Page 117

    Request sense 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-65 6.21. Request sense 03h bit byte 7 6 5 4 3 2 1 0 0 operation code (03h) 1 logical unit number reserved 2 reserved 3 reserved 4 allocation length (1ch) 5 unused (00b) reserved flag link the request sense command...

  • Page 118

    6.Command specification request sense sony ait-e turbo drive sdx-250v series ver.1.0 6-66 table 6-70: error codes 70h and 71h sense data format bit byte 7 6 5 4 3 2 1 0 0 valid error code (70h or 71h) 1 segment number 2 file-mark eom ili reserved sense key 3 (msb) information bytes 6 (lsb) 7 additio...

  • Page 119

    Request sense 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-67 information bytes: the conditions of these bytes will contain the differences (residue) of the requested length minus the actual length in either bytes, blocks, file-marks or set-marks as determined by the comm...

  • Page 120

    6.Command specification request sense sony ait-e turbo drive sdx-250v series ver.1.0 6-68 read/write data error counter: after a read operation, this field returns "number of read soft errors" fields of log data. After a write operation, this field returns "number of write soft errors" fields of log...

  • Page 121

    Request sense 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-69 3a 00 medium not present-this status is returned for all tape motion commands when there is no media within the tape. 3e 00 logical unit has not self-configured yet medium error. Indicates that the current comm...

  • Page 122

    6.Command specification request sense sony ait-e turbo drive sdx-250v series ver.1.0 6-70 04h hardware error. Indicates that the drive detected a non-recoverable hardware failure not related to the tape (for example, controller failure , device failure, parity error, etc).While performing the comman...

  • Page 123

    Request sense 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-71 3d 00 invalid bits in identify message-identify message was not 80h or c0h. 55 04 insufficient registration resources(attempt to register more than 1 key) 83 02 no mic detected 83 04 mic out of memory 83 05 no ...

  • Page 124

    6.Command specification request sense sony ait-e turbo drive sdx-250v series ver.1.0 6-72 09h vendor specific 83 08 mic is not formatted yet 83 0b mic is broken 83 83 mic is exist but is not used 0bh aborted command 43 00 message error–unexpected message phase. 45 00 select or reselect failure-scsi ...

  • Page 125

    Reserve unit 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-73 6.22. Reserve unit 16h bit byte 7 6 5 4 3 2 1 0 0 operation code (16h) 1 logical unit number 3rdpty third party device id reserved 2 reserved 3 reserved 4 reserved 5 unused (00b) reserved flag link reserve unit ...

  • Page 126

    6.Command specification rewind sony ait-e turbo drive sdx-250v series ver.1.0 6-74 6.23. Rewind 01h bit byte 7 6 5 4 3 2 1 0 0 operation code (01h) 1 logical unit number reserved immed 2 reserved 3 reserved 4 reserved 5 unused (00b) reserved flag link rewind tells the drive to position the media at ...

  • Page 127

    Seek block 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-75 6.24. Seek block 0ch bit byte 7 6 5 4 3 2 1 0 0 operation code (0ch) 1 logical unit number reserved immed 2 (msb) 3 logical block address 4 (lsb) 5 unused (00b) reserved flag link the seek block command causes the...

  • Page 128

    6.Command specification send diagnostic sony ait-e turbo drive sdx-250v series ver.1.0 6-76 6.25. Send diagnostic 1dh bit byte 7 6 5 4 3 2 1 0 0 operation code (1dh) 1 logical unit number pf reserved selftest devofl(0) unitofl 2 reserved 3 (msb) parameter list length 4 (lsb) 5 unused (00b) reserved ...

  • Page 129

    Send diagnostic 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-77 table 6-75: diagnostic test information bit byte 7 6 5 4 3 2 1 0 0 diagnostic test number 1 break loop count identifier 2 parameter a 3 parameter b 4 parameter c diagnostic test number: number identifying whi...

  • Page 130

    6.Command specification space sony ait-e turbo drive sdx-250v series ver.1.0 6-78 6.26. Space 11h bit byte 7 6 5 4 3 2 1 0 0 operation code (11h) 1 logical unit number reserved code 2 (msb) 3 count 4 (lsb) 5 unused (00b) reserved flag link space provides a variety of positioning functions that are d...

  • Page 131

    Space 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-79 table 6-77: space check condition results sense data spacing event detected valid mark eom sense key asc/ascq note blocks file-marks set-marks eod file-mark set-mark eod bot phy eot set-mark eod bot phy.Eot eod bot phy...

  • Page 132

    6.Command specification space sony ait-e turbo drive sdx-250v series ver.1.0 6-80 6.26.1. Check condition no sense: if a file-mark occurs while spacing over blocks, the file-mark and valid bits in extended sense are set to one. The information bytes are set to the difference (residue) between the re...

  • Page 133

    Test unit ready 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-81 6.27. Test unit ready 00h bit byte 7 6 5 4 3 2 1 0 0 operation code (00h) 1 logical unit number reserved 2 reserved 3 reserved 4 reserved 5 unused (00b) reserved flag link test unit ready checks if the drive ...

  • Page 134

    6.Command specification verify sony ait-e turbo drive sdx-250v series ver.1.0 6-82 6.28. Verify 13h bit byte 7 6 5 4 3 2 1 0 0 operation code (13h) 1 logical unit number reserved immed(0) bytcmp (0) fixed 2 (msb) 3 verification length 4 (lsb) 5 unused (00b) reserved flag link verify verifies one or ...

  • Page 135

    Verify 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-83 if the drive detects eod during verify, the drive will return a check condition status. Within the sense data, the file-mark and valid bits are set and the sense key field is set to blank check. The information fields...

  • Page 136

    6.Command specification write sony ait-e turbo drive sdx-250v series ver.1.0 6-84 6.29. Write 0ah bit byte 7 6 5 4 3 2 1 0 0 operation code (0ah) 1 logical unit number reserve fixed 2 (msb) 3 transfer length 4 (lsb) 5 unused (00b) reserved flag link write transfers one or more blocks from the host t...

  • Page 137

    Write 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-85 the buffer can be maintained through the following media commands, assuming that no other flush condition has been met, for example, write hold-off time-out. Write write file marks with immediate bit set erase 2. Buffe...

  • Page 138

    6.Command specification write buffer sony ait-e turbo drive sdx-250v series ver.1.0 6-86 6.30. Write buffer 3bh bit byte 7 6 5 4 3 2 1 0 0 operation code (3bh) 1 logical unit number reserved mode 2 buffer id 3 (msb) buffer offset 5 (lsb) 6 (msb) parameter list length 8 (lsb) 9 unused (00b) reserved ...

  • Page 139

    Write buffer 6.Command specification sony ait-e turbo drive sdx-250v series ver.1.0 6-87 parameter list length: specifies the maximum number of bytes that will be transferred during the data out phase. The initiator should attempt to ensure that the parameter list length does not exceed the buffer c...

  • Page 140

    6.Command specification write filemarksr sony ait-e turbo drive sdx-250v series ver.1.0 6-88 6.31. Write filemarks 10h bit byte 7 6 5 4 3 2 1 0 0 operation code (10h) 1 logical unit number reserved wsmk immed 2 (msb) 3 number of file-marks or set-marks 4 (lsb) 5 unused (00b) reserved flag link write...

  • Page 141: 7. Drive Diagnostics

    7.Drive diagnostics sony ait-e turbo drive sdx-250v series ver.1.0 7-1 7. Drive diagnostics this clause deals with the diagnostics supported by the sdx-250v. Each diagnostic is described in detail and possible error codes are discussed. 7.1. Overview the diagnostic firmware for this product is desig...

  • Page 142

    7.Drive diagnostics 7-2 sony ait-e turbo drive sdx-250v series ver.1.0 if an error is detected during power-up, the drive will return check condition status to the host on the first command received. The host shall issue a request sense command to determine the cause of the check condition status. T...

  • Page 143

    7.Drive diagnostics sony ait-e turbo drive sdx-250v series ver.1.0 7-3 table 7-2: send diagnostic parameters - scsi-2 bit byte 7 6 5 4 3 2 1 0 0 page code (81h) 1 reserved 2 (msb) page length (00 05h) 3 (lsb) 4 diagnostic test number 5 break loop count identifier 6 parameter a 7 parameter b 8 parame...

  • Page 144

    7.Drive diagnostics 7-4 sony ait-e turbo drive sdx-250v series ver.1.0 main processor kernel test 61 main processor rom checksum p 62 main processor destructive ram test p 63 main processor non-destructive ram test drive test 30 front panel check ph 65 eeprom checksum test p 70 sdx-250v controller r...

  • Page 145

    7.Drive diagnostics sony ait-e turbo drive sdx-250v series ver.1.0 7-5 error code: error codes for each error set are described in clause 7.2.6 result a: typically this byte indicates the logical sub-assembly that failed: 1–drive mechanism 2–drive circuitry note: this byte has alternate meanings wit...

  • Page 146

    7.Drive diagnostics 7-6 sony ait-e turbo drive sdx-250v series ver.1.0 7.2.6. Diagnostics results reference the following list of error codes are supported by the drive. Error sets – error code error set 0 – runtime errors 00h no error 01h no tape 02h off-line with tape 04h illegal command 05h bot e...

  • Page 147

    7.Drive diagnostics sony ait-e turbo drive sdx-250v series ver.1.0 7-7 error set 2–diagnostic error 02h main processor rom check sum test failure 06h main processor destructive ram test failure 07h main processor non destructive ram test failure 11h eeprom checksum test failure 12h buffer ram test f...

  • Page 148

    7.Drive diagnostics 7-8 sony ait-e turbo drive sdx-250v series ver.1.0 table 7-6: wrt & rd control bits wrt rd action 0 0 1 1 0 1 0 1 command rejected - invalid parameters read fast search to initial position (conditional on loop count) repeat until loop count = 0 write set-mark write test pattern w...

  • Page 149

    7.Drive diagnostics sony ait-e turbo drive sdx-250v series ver.1.0 7-9 7.2.7.2. Read data exerciser (43h) diagnostic parameters the purpose of this test is to read ait-1 format data for error rate testing. Table 7-8: read data exerciser parameters bit byte 7 6 5 4 3 2 1 0 0 diagnostic test number (4...

  • Page 150

    7.Drive diagnostics 7-10 sony ait-e turbo drive sdx-250v series ver.1.0 this page intentionally left blank..

  • Page 151

    8.Appendix a sony ait-e turbo drive sdx-250v series ver.1.0 8-1 8. Appendix a: asc & ascq alphabetic order asc and ascq assignments alphabetic order byte 12 13 description 00 04 beginning-of-partition/medium detected 14 04 block sequence error 83 87 broken mic is loaded in ait mode 30 02 cannot read...

  • Page 152

    8.Appendix a 8-2 sony ait-e turbo drive sdx-250v series ver.1.0 43 00 message error 3f 01 microcode has been changed 2a 01 mode parameters changed 00 00 no additional sense information 28 00 not ready to ready transition (medium may have changed) 4e 00 overlapped commands attempted 1a 00 parameter l...

  • Page 153

    9.Appendix b sony ait-e turbo drive sdx-250v series ver.1.0 9-1 9. Appendix b: asc & ascq numeric order asc and ascq assignments numeric order byte 12 13 description 00 00 no additional sense information 00 01 filemark detected 00 02 end-of-partition/medium detected 00 03 setmark detected 00 04 begi...

  • Page 154

    9.Appendix b 9-2 sony ait-e turbo drive sdx-250v series ver.1.0 2c 00 command sequence error 30 00 incompatible medium installed 30 02 cannot read medium - incompatible format 30 03 cleaning cartridge installed 31 00 medium format corrupted 33 00 tape length error 39 00 saving parameter not supporte...

  • Page 155

    10.Appendix c sony ait-e turbo drive sdx-250v series ver.1.0 10-1 10. Appendix c: scsi commands (op code order) the following is a list of the supported scsi commands and page index: para scsi command op code page 6.27 test unit ready 00h 6-81 6.23 rewind 01h 6-74 6.20 request block address 02h 6-64...

  • Page 156

    10.Appendix c 10-2 sony ait-e turbo drive sdx-250v series ver.1.0 this page intentionally left blank..

  • Page 157

    11.Appendix d sony ait-e turbo drive sdx-250v series ver.1.0 11-1 11. Appendix d: asc & ascq for ait (sony unique) asc and ascq assignments for ait drive (sony unique) numeric order byte 12 13 description 83h 00h reserved 83h 01h mic header error 83h 02h no mic detected 83h 03h mic checksum error 83...

  • Page 158

    11.Appendix d 11-2 sony ait-e turbo drive sdx-250v series ver.1.0 this page intentionally left blank..

  • Page 159

    12. Appendix e sony ait-e turbo drive sdx-250v series ver.1.0 12-1 12. Appendix e: disaster recover 12.1. Overview this chapter will outline the disaster recovery firmware specifications for sony ait drive and autoloader. This is applicable only to windows nt/2000 operating system. While in disaster...

  • Page 160

    12. Appendix e sony ait-e turbo drive sdx-250v series ver.1.0 12-2 12.5.4. Read toc (0x43) this command shall only be supported in dr mode. 5.4.1. Returned data (20 bytes) 00 12 01 01 00 14 01 00 00 00 00 00 00 14 aa 00 00 04 b0 00 12.5.5. Mode sense/select page code 0x3c dr mode entry/exit page bit...

  • Page 161: 13.  Appendix F: Glossary

    13. Appendix f sony ait-e turbo drive sdx-250v series ver.1.0 13-1 13. Appendix f: glossary this glossary includes many terms that are useful when working with the sony ait tape drive. Not all terms are used within this manual. Amble: a frame used to separate groups. It has a logical frame number of...

  • Page 162

    13. Appendix f sony ait-e turbo drive sdx-250v series ver.1.0 13-2 group: a fixed capacity set of frames written onto or read from the tape. A group contains one index and can contain several records, partial records, file-marks and set-marks. Hard error: a hard error is an un-correctable data error...

  • Page 163

    13. Appendix f sony ait-e turbo drive sdx-250v series ver.1.0 13-3 tape log: the tape log contains details of the history of a tape, the total number of groups written, of raw retries, of groups read, of c3 ecc retries, and of loads. The log is copied into ram when the tape is loaded into the sdx-25...

  • Page 164

    13. Appendix f sony ait-e turbo drive sdx-250v series ver.1.0 13-4 this page intentionally left blank..