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EasyRAID Q12-F2R2 Hardware User Manual

Manual is about: Ultra 320 SCSI to Serial ATA & Fibre Channel to Serial ATA Disk Array Systems

Summary of Q12-F2R2

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    Easyraid q12 hardware user manual ultra 320 scsi to serial ata & fibre channel to serial ata disk array systems version 1.0

  • Page 2: Easyraid Q12-U4R2

    Easyraid q12-u4r2 ultra 320 scsi to serial ata disk array system & easyraid q12-f2r2 fibre channel to serial ata disk array system hardware user manual.

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    I table of contents preface................................................................................................................... I chapter 1 overview features ................................................................................................................ 2 understandin...

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    I preface about this manual this manual is designed to make the disk array system as easy to use as possible. Information contained in this document has been checked for accuracy, but no guarantee is given that the con- tents are correct. Information and specifications are subject to change without ...

  • Page 7: Preface

    Ii erq12-u4r2 & erq12-f2r2 serial ata disk array systems preface – impo rtan t safety instru ctio ns, car e an d ha ndlin g important safety instructions, care and handling before starting, take a few minutes to read this manual. Read all of these instructions and save this manual for later referenc...

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    Erq12-u4r2 & erq12-f2r2 serial ata disk array systems iii preface – impo rtan t safety instru ctio ns, car e an d ha ndlin g the appliance must be grounded. The disk array system is equipped with a 3-wire grounded type of power cord. This power cord will only fit into a grounded type of power outlet...

  • Page 9: Preface

    Iv erq12-u4r2 & erq12-f2r2 serial ata disk array systems preface – impo rtan t safety instru ctio ns, car e an d ha ndlin g placement notes • the disk array system lcd panel can be damaged by exposure to direct sunlight. Limit exposure to subdued or indirect sunlight only. • the disk array system sh...

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    1 1 overview the disk array system uses groups of inex- pensive disks to provide flexibility when balancing data availability, access rate, and capacity management needs. High data availability is achieved by using the fault tolerance features of raid (redundant array of inexpensive disks); hot spar...

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    2 erq12-u4r2 & erq12-f2r2 serial ata disk array systems 1 ov er vie w – f e at ur es features the main features of the disk array system are listed as follows. Refer to the specifications table on page 31 for more detailed information. • operating system independent • nraid, jbod, raid 0, 1, 3, 5, 0...

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    Erq12-u4r2 & erq12-f2r2 serial ata disk array systems 3 1 ove rview – un der sta ndi ng raid understanding raid read this section to understand how to balance data availability, access rate, and capacity man- agement needs. Nraid nraid (non-raid) is an array that concatenates the space of all hard d...

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    4 erq12-u4r2 & erq12-f2r2 serial ata disk array systems 1 ove rview – un der sta ndi ng raid but makes availability lower, since there are more disks and failure of a single disk causes failure of the array. A raid 0 array is unsuitable for data that can not easily be reproduced, or for data that mu...

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    Erq12-u4r2 & erq12-f2r2 serial ata disk array systems 5 1 ove rview – un der sta ndi ng raid raid 3 in raid 3, data is divided into pieces; the parity of these pieces is calculated; and the pieces are written to separate disks in parallel with the writing of the parity to a dedicated disk. This proc...

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    6 erq12-u4r2 & erq12-f2r2 serial ata disk array systems 1 ove rview – un der sta ndi ng raid raid 5 in raid 5, data is divided into pieces; the parity of these pieces is calculated; and the pieces and parity are written to separate disks in parallel. The parity is written to a different disk each ti...

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    Erq12-u4r2 & erq12-f2r2 serial ata disk array systems 7 1 ove rview – un der sta ndi ng raid summary of raid levels the following table summarizes the performance characteristics of each raid level. A high availability or access rate number indicates high availability or quick access rate. Array gro...

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    8 erq12-u4r2 & erq12-f2r2 serial ata disk array systems 1 ove rview – system requ ire m en ts system requirements ensure that the following requirements are met before installing the disk array system. Operating environment • 15 cm (6-inches) of space around the disk array system for proper ventilat...

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    Erq12-u4r2 & erq12-f2r2 serial ata disk array systems 9 1 ove rview – system requ ire m en ts host interface the disk array system has either dual scsi interfaces or dual fibre channel interfaces. Refer to the following sections to understand host interface system requirements. Small computer system...

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    11 2 basic configuration this chapter describes disk array system connections and disk installation. Unpacking contact your supplier if any of the following items are missing or damaged. Caution the disk array system is heavy. Be careful when lifting and moving it. Sa-723 1 fib re c ha nn el to s er...

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    12 erq12-u4r2 & erq12-f2r2 serial ata disk array systems 2 ba sic co nfigu ra tio n – co mpo nen ts components closed front panel no. Name description 1 lcd panel displays warning, operating, and configuration information. 2 power-on indicator indicates the disk array system power is on. 3 power sup...

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    Erq12-u4r2 & erq12-f2r2 serial ata disk array systems 13 2 ba sic co nfigu ra tio n – co mpo nen ts open front panel no. Name description 1-12 disk trays 1 to 12 removable hot swap disk trays. 13 front panel door protects the disks and houses the lcd panel. 1 2 3 4 5 6 7 8 9 10 11 12 13.

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    14 erq12-u4r2 & erq12-f2r2 serial ata disk array systems 2 ba sic co nfigu ra tio n – co mpo nen ts disk tray no. Name description 1 power/error indicator led different colors indicate different disk states: • blue – disk access • green – disk online • orange – disk full • red – no disk 2 access ind...

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    Erq12-u4r2 & erq12-f2r2 serial ata disk array systems 15 2 ba sic co nfigu ra tio n – co mpo nen ts erq12-u4r2 rear view host port 2 term modem ups host port 1 1 6 7 8 3 9 10 11 12 13 14 2 4 5 15 no. Name description 1 cooling fan 1 system cooling fan 2 host port 2 (primary scsi channel) connects to...

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    16 erq12-u4r2 & erq12-f2r2 serial ata disk array systems 2 ba sic co nfigu ra tio n – co mpo nen ts erq12-f2r2 rear view term modem ups 1 6 7 8 3 9 10 11 12 13 14 2 4 15 5 16 no. Name description 1 cooling fan 1 system cooling fan 2 port select switch selects speed for host ports 1 and 2: • up – 1 g...

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    Erq12-u4r2 & erq12-f2r2 serial ata disk array systems 17 2 bas ic c o nfiguration – ins talling dis ks installing disks this section describes how to install disks in the disk array system. Read “understanding raid” on page 3 to decide how many disks are required. 1 unlock the front panel door, then...

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    18 erq12-u4r2 & erq12-f2r2 serial ata disk array systems 2 bas ic c o nfiguration – ins talling dis ks 5 slide the disk tray back into the empty slot ( a ), then slowly close the disk tray handle ( b ). 6 repeat steps 2 to 5 until all of the required disks have been installed. 7 push the front panel...

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    Erq12-u4r2 & erq12-f2r2 serial ata disk array systems 19 2 ba sic co nfigu ra tio n – m a king con nection s making connections after the required number of disks have been installed, external connections to the disk array system must be made. This section describes how to make all of the necessary ...

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    20 erq12-u4r2 & erq12-f2r2 serial ata disk array systems 2 ba sic co nfigu ra tio n – m a king con nection s fibre channel interface the erq12-f2r2 has dual 2 gbit fibre channel interfaces. Each interface can be used with optical or copper transceivers and cables. Follow these instructions to make o...

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    Erq12-u4r2 & erq12-f2r2 serial ata disk array systems 21 2 ba sic co nfigu ra tio n – m a king con nection s connecting a network connect the network cable to the rj-45 port at the rear of the unit. Fan 1 power 1.

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    22 erq12-u4r2 & erq12-f2r2 serial ata disk array systems 2 ba sic co nfigu ra tio n – m a king con nection s connecting and turning on the power 1 plug a power cable ( a ) to a power connector at the rear of the unit, then plug the second power supply cable into the second power connector ( b ). 2 s...

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    Erq12-u4r2 & erq12-f2r2 serial ata disk array systems 23 2 ba sic co nfigu ra tio n – m oun ting in a rack mounting in a rack when the disk array system is completely set up, it can be installed in a standard 19-inch rack. Follow the instructions in this section to install the disk array system in a...

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    24 erq12-u4r2 & erq12-f2r2 serial ata disk array systems 2 ba sic co nfigu ra tio n – m oun ting in a rack installing the rail extenders follow these instructions to fit the rail extenders if required. 1 if required, bolt the rail extenders into place as shown using the small bolts provided. 2 slide...

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    25 3 maintenance replacing a disk a disk failure is indicated when the power/error led at the front of the drive tray turns red and the audible alert sounds. The lcd panel displays the failure with the symbol “r” or “w”. “r” indicates a disk failure or error, and “w” indicates that there are too man...

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    26 erq12-u4r2 & erq12-f2r2 serial ata disk array systems 3 ma inten ance – rep lacing a powe r supp ly replacing a power supply the disk array system is equipped with a power supply fail indicator led at the front of the unit that turns red when one of the power supplies fails. The message “power x ...

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    Erq12-u4r2 & erq12-f2r2 serial ata disk array systems 27 3 ma inten ance – rep lacing a powe r supp ly 4 pull the power supply handle out. 5 remove the faulty power supply by pulling the power supply handle and pressing the release catch. 6 insert a new power supply. 7 push the power supply handle i...

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    28 erq12-u4r2 & erq12-f2r2 serial ata disk array systems 3 m a in te na n c e – up gr a d in g me m o ry upgrading memory the disk array system takes a single 200 pin pc200 ddr sdram so-dimm with a maximum capacity of 1 gb. Follow these instructions to upgrade the memory. 1 loosen the screws holding...

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    Erq12-u4r2 & erq12-f2r2 serial ata disk array systems 29 3 m a in te na n c e – up gr a d in g me m o ry 5 gently push the new dimm into the socket at 45 degrees, then push the corners of the dimm down. The dimm is secured by the dimm retaining clips. 6 replace the daughter board on the array group ...

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    31 appendix hardware specifications item specification host interface scsi ultra320 (erq12-u4r2) or fibre channel (erq12-f2r2) disk interface 12 x sata, 150 mb/s dimensions 88 mm (h) x 446 mm (w) x 498 mm (d) weight 25 kg without disks raid functions • raid levels: 0, 1, 0+1, 3, 5, 30, 50, jbod, or ...

  • Page 41: Appendix

    32 sa-7230 & sa-7231 serial ata disk array systems appendix – ha rd wa re sp ecificatio ns controller backplane item specification cpu intel i80321 64-bit risc microprocessor disk interface serial ata i disk channels 12 channels disk interface chipset marvell mv88sx8050 memory type pc200 ddr 200-pin...