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Seagate Barracuda 18LP ST318275LC, Руководство по эксплуатации продукта

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© 1997-2000 Seagate Technology, LLC  All rights reserved

Publication number: 77767526, Rev. E

August 2000

Seagate, Seagate Technology, and the Seagate logo are registered trademarks of Seagate Technology, LLC.

Barracuda, SeaFAX, SeaFONE, SeaBOARD, and SeaTDD are either trademarks or registered trademarks of
Seagate Technology, LLC or one of its subsidiaries. All other trademarks or registered trademarks are the prop-
erty of their respective owners.

Seagate reserves the right to change, without notice, product offerings or specifications. No part of this publica-
tion may be reproduced in any form without written permission of Seagate  Technology, LLC. 

Содержание Barracuda 18LP ST318275LC

Страница 1: ...Barracuda 18LP Family ST39175LW LC ST318275LW LC Product Manual Volume 1...

Страница 2: ......

Страница 3: ...Barracuda 18LP Family ST39175LW LC ST318275LW LC Product Manual Volume 1...

Страница 4: ...eaFONE SeaBOARD and SeaTDD are either trademarks or registered trademarks of Seagate Technology LLC or one of its subsidiaries All other trademarks or registered trademarks are the prop erty of their...

Страница 5: ...lume 2 Interface Manual should be ordered part number 77738479 Revision Date Writer Engineer Sheets Affected Rev A 01 06 99 D Ashby P Kusbel 1 1 v thru viii 1 82 Rev B 02 04 99 D Ashby Tim Walker 1 1...

Страница 6: ......

Страница 7: ...time 9 4 2 2 Format command execution time minutes 9 4 2 3 Generalized performance characteristics 9 4 3 Start stop time 10 4 4 Prefetch multi segmented cache control 11 4 5 Cache operation 11 4 5 1 C...

Страница 8: ...ents 41 9 1 General description 41 9 2 SCSI interface messages supported 41 9 3 SCSI interface commands supported 42 9 3 1 Inquiry Vital Product data 45 9 3 2 Mode Sense data 47 9 4 SCSI bus condition...

Страница 9: ...ponents listed in Table 3 25 Figure 5 Recommended mounting 27 Figure 6a Mounting configuration dimensions for LW model 29 Figure 6b Mounting configuration dimensions for LC model 30 Figure 7a Barracud...

Страница 10: ......

Страница 11: ...0 interface specifications to the extent described in this manual The SCSI Interface Product Manual part number 77738479 describes general SCSI interface characteristics of this and other families of...

Страница 12: ......

Страница 13: ...en properly packaged However it is the user s responsibility to assure that the drive meets the appropriate EMI requirements in their system Shielded I O cables may be required if the enclosure does n...

Страница 14: ...CSI Interface Product Manual Seagate P N 77738479 ANSI small computer system interface SCSI document numbers X3 131 1994 SCSI 2 T10 1302D SPI 3 X3T10 1143D EPI SFF 8046 Specification for 80 pin connec...

Страница 15: ...f configuring host software and automatic features that relieve the host from the necessity of knowing the physical characteristics of the targets logical block addressing is used The head and disc as...

Страница 16: ...6 Barracuda 18LP Product Manual Rev E Figure 2 Barracuda 18LP family drive...

Страница 17: ...ertical horizontal or top down mounting Dynamic spindle brake 1 MByte data buffer or 4 Mbyte optional Hot plug compatibility SCAM SCSI Configured AutoMagically plug n play level 2 compliant factory se...

Страница 18: ...number in the number of blocks field that is less than the maximum number of LBAs changes the total drive capacity to the value in the block descriptor number of blocks field A value of FF FF FF FF in...

Страница 19: ...1 18 2 Gbyte formatted rounded off values Read write heads 5 10 Bytes track 186 186 Kbytes average rounded off values Bytes surface 2 184 2 184 Mbytes unformatted rounded off values Tracks surface to...

Страница 20: ...tart of the first sector transfer to or from the Host 6 Assumes system ability to support the rates listed and no cable loss 7 Simulated 8 Access time controller overhead average seek time Access to d...

Страница 21: ...ith Mode page 02h disconnect reconnect control in the SCSI Interface Product Manual The following is a simplified description of a read operation with cache operation enabled Case A A Read command is...

Страница 22: ...drive to write all cached write data to the medium Upon completion of a Synchronize Cache command all data received from previous write commands will have been written to the medium The Start Stop co...

Страница 23: ...t capable of being detected from the error or fault status provided through the drive or SCSI interface or Is not capable of being recovered by normal drive or system recovery procedures without opera...

Страница 24: ...able 3 Column 2 may degrade product reliability The following expression defines MTBF Estimated power on operating hours in the period MTBF per measurement period Number of drive failures in the perio...

Страница 25: ...controlled to safe levels for SE and LVD devices see ANSI SPI 2 The disc drive spindle must come to a complete stop prior to completely removing the drive from the cabinet chassis Use of the Stop Spin...

Страница 26: ...errors for the current interval This counter is referred to as the Failure Counter Error rate is simply the number of errors per operation The algorithm that S M A R T uses to record rates of error i...

Страница 27: ...fuse receipt of components improperly packaged or obviously damaged in tran sit Contact your Authorized Seagate Distributor to purchase additional boxes Seagate recommends shipping by an air ride carr...

Страница 28: ......

Страница 29: ...condition occurs when the Motor Start Option is enabled and the drive has not yet received a Start Motor command 5 See Section 6 2 1 Conducted Noise Immunity Specified voltage tolerance is inclusive o...

Страница 30: ...Unit command enable the Enable Motor Start option on the J2 connector 6 2 3 Current profile Figures 3a and 3b identify the drive 5 V and 12 V current profile The current during the various times is a...

Страница 31: ...18LP Product Manual Rev E 21 Figure 3b Typical Barracuda 18LP family drive 5 V current profile 0 0 2 4 6 10 12 14 16 20 0 0 0 4 0 2 0 6 0 8 1 0 1 2 1 4 TIME seconds 8 18 24 22 5V Current amps T T1 T2...

Страница 32: ...imes 3 4123 to obtain BTUs per hour Typical power dissipation under idle conditions is 9 75 Watts 33 27 BTUs per hour Figure 3c DC current and power vs input output operations per second for ST318275...

Страница 33: ...gure 3f DC current and power vs input output operations per second for ST39175 drives SE only 0 8 12 21 31 I Os per Second Amperes 46 63 84 130 144 146 0 2 0 4 0 6 0 8 8 Watts 10 12 1 0 1 2 1 4 5V A 1...

Страница 34: ...onfirm that the required cooling for the Barracuda electronics and HDA is provided place the drive in its final mechanical configuration perform random write read operations After the temperatures sta...

Страница 35: ...Bottom side of PCBA Figure 4 Locations of PCBA components listed in Table 3 Model LW PCBA 1 Model LC PCBA 1 PCBA 1 PCBA 2 J1 J1 U15 U18 U8 U6 J4 U2 U5 U16 U11 U19 U4 U3 U24 HDA Temp Check Point 5 U15...

Страница 36: ...a Operating normal The drive as installed for normal operation shall operate error free while subjected to intermittent shock not exceeding 5 Gs at a maximum duration of 11 msec half sinewave Shock m...

Страница 37: ...ils refer to Seagate specifications 30190 001 under 100 lbs 45 kg or 30191 001 over 100 lbs 45 Kg Figure 5 Recommended mounting Package size Packaged product weight Drop height 600 cu in 9 800 cu cm A...

Страница 38: ...rating vibration shall apply to all conditions of handling and transportation This includes both isolated drives and integrated drives The drive shall not incur physical damage or degraded performance...

Страница 39: ...with minimum thread engagement of 0 12 in 3 05 mm Power and interface connectors can extend past the A dimension by 0 040 in 1 02 mm Centerline of pad for Pin 1 of power connector Centerline of pad fo...

Страница 40: ...tor is flush with the end of drive within 0 020 in 5 mm The interface connector location may extend beyond HDA dimension A by 0 020 in 5 mm Connector J1 is centered side to side on drive within 0 020...

Страница 41: ...s such as are required in video applications For addi tional information on this refer to the Error Recovery Page table in the SCSI Interface Product Manual which describes the Mode Select Mode Sense...

Страница 42: ...e Limit Note A RTL of zero 0 will use the drive default value of FF FF Minimum RTL is achieved by specifying the RTL set to 00 01 7 3 SCSI systems errors Information on the reporting of operational er...

Страница 43: ...nator requirements refer to Sections 9 8 and 9 9 Set all appropriate option jumpers for desired operation prior to power on If jumpers are changed after power has been applied recycle the drive power...

Страница 44: ...er 11 9 7 5 3 1 Drive Activity LED 5V 1 Host Alternate Usage Plug Reserved Pins 6 8 4 2 A L E D R E S 3 SCSI ID 1 SCSI ID 2 SCSI ID 3 SCSI ID 4 SCSI ID 5 SCSI ID 6 SCSI ID 7 SCSI ID 8 SCSI ID 9 SCSI I...

Страница 45: ...1P 2P 3P 4P 5V Ground Host Alternate Usage Plug Pins 1 3 5 and 7 are optional connections to switching circuits in host equipment to establish drive ID Remote Switches For ID selection use jumpers as...

Страница 46: ...ilable on LW models only Additional information on these functions is in Section 8 1 1 Figure 7c Barracuda 18LP family drive option select header Delay Motor Start Enable Motor Start Write Protect Par...

Страница 47: ...nly Off Drive can operate on the interface in low voltage differential mode or single ended depending on the voltage state of the I O DIFFSNS line Default is no jumper on DS ME Off Off Spindle starts...

Страница 48: ...ive and other heat sources within the rack cabinet or drawer environment If forced air is determined to be necessary possible air flow patterns are shown in Figure 8 The air flow pat terns are created...

Страница 49: ...5 inch adapter frame verify with Seagate Tech nology that the drive can meet the shock and vibration specifications given herein while mounted in such an adapter frame Adapter frames that are availabl...

Страница 50: ......

Страница 51: ...da 18LP family drives Notes 1 Extended messages see the SCSI Interface Product Manual part number 77738479 Table 5 SCSI messages supported by Barracuda 18LP family drives Message name Message code Sup...

Страница 52: ...or format Y DPRY bit supported N DCRT bit supported Y STPF bit supported Y IP bit supported Y DSP bit supported Y IMMED bit supported Y VS vendor specific N Inquiry see Table 7 for Inquiry data 12h Y...

Страница 53: ...h Y Read buffer modes 0 2 3 supported 3Ch Y Read capacity 25h Y Read defect data 37h Y Read extended 28h Y DPO bit supported Y FUA bit supported Y Read long 3Eh Y Reassign blocks 07h Y Rebuild 81h N R...

Страница 54: ...pages 00h Y Translate page 40h Y Set limits 33h N Start unit stop unit spindle ceases rotating 1Bh 1Bh Y Synchronize cache 35h Y Test unit ready 00h Y Verify 2Fh Y DPO bit supported Y BYTCHK bit suppo...

Страница 55: ...ead of the standard Inquiry data shown in Table 7 the initiator can request several Vital Product Data pages by setting the Inquiry command EVPD bit to one The SCSI Interface Product Manual part numbe...

Страница 56: ...tion Y Firmware numbers page C0h 0 Peripheral qualifier peripheral device type 1 Page code number C0 2 Reserved 00 3 Page length 10 4 7 Controller firmware number Y 4 11 SCSI firmware release number Y...

Страница 57: ...For example in Tables 9a and 9b refer to Mode page 01 in the row entitled CHG These are hex numbers representing the changeable values for Mode page 01 Note that bytes 04 05 06 and 07 are not changea...

Страница 58: ...87 00 00 00 03 SAV 83 16 0A BE 00 00 00 10 00 00 01 30 02 00 00 01 00 30 00 34 40 00 00 00 03 DEF 83 16 0A BE 00 00 00 10 00 00 01 30 02 00 00 01 00 30 00 34 40 00 00 00 03 CHG 83 16 00 00 00 00 00 00...

Страница 59: ...00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 04 SAV 84 16 00 2D C9 0A 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1C 27 00 00 04 DEF 84 16 00 2D C9 0A 00 00 00 00 00 00 00 00 00 00 00...

Страница 60: ...d N Adaptive caching Y Adaptive read look ahead Y Arbitrating system Y ASYNC burst rate of 5 Mbytes sec single ended Y Asynchronous data transfer N Asynchronous event notification Y Attention conditio...

Страница 61: ...ysis and Reporting Technology N Sparing scheme per cylinder N Sparing scheme per track N Sparing scheme per volume Y Sparing scheme per zone Y Strict bit support Y Sustained transfer rate of 3 Mbytes...

Страница 62: ...nterface components for the various models of the drive Shown are the locations of the DC power connector the SCSI interface connector and the drive select and option select headers Details of the phy...

Страница 63: ...r DC power pin assignments Figure 9b Model LC drive physical interface 80 pin J1 SCSI I O connector and DC power connector J5 Pin 1 68 Pin SCSI I O Connector Pin 1P J1 DC Power J6 J1 Pin 1 J1 DC Power...

Страница 64: ...are common between all devices on the chain or bus as it is also called This daisy chain of SCSI devices must be terminated at both ends with the proper impedance in order to operate correctly Interm...

Страница 65: ...The 80 pin connector option is intended for use on drives that plug directly into a PCBA or wall bracket mounted connector in the host equipment In such installations all backplane wiring segments ar...

Страница 66: ...wer transmission design concepts No possibility for the equipment user to attach an 80 pin cable connector should be allowed since the length of the DC power carrying conductors could not be controlle...

Страница 67: ...ing host adapter initiator The cable length restriction limits the total number of devices allowed 5 SCSI ID7 has highest arbitration priority For LW models priority is ID7 to ID0 then ID15 to ID8 ID...

Страница 68: ...8 00 3 650 92 71 840 005 21 34 315 010 8 00 001 002 dia 083 2 1 Trifurcated Pins 4 places 085 2 16 x 45 chamfer typ 20 5 08 typ 60 15 24 100 2 54 Pos 1 Pos 2 1 2 3 4 1 816 46 13 Position 1 Pos 68 Pos...

Страница 69: ...12 70 500 2 15 0 10 2 places 57 87 2 278 Y 0 15 M Y M 0 15 M Y M 0 0 15 000 006 62 15 2 447 0 15 005 Housing X X Contact 0 3 012 M Y M 1 27 05 Typ C L of Datum Y C L of Datum Y 0 50 020 Pin 1 Pin 40...

Страница 70: ...urn 7 13 14 41 DB1 Signal Return 8 15 16 42 DB2 Signal Return 9 17 18 43 DB3 Signal Return 10 19 20 44 DB4 Signal Return 11 21 22 45 DB5 Signal Return 12 23 24 46 DB6 Signal Return 13 25 26 47 DB7 Sig...

Страница 71: ...DB14 DB15 4 7 8 38 DB15 DBP1 5 9 10 39 DBP1 DB0 6 11 12 40 DB0 DB1 7 13 14 41 DB1 DB2 8 15 16 42 DB2 DB3 9 17 18 43 DB3 DB4 10 19 20 44 DB4 DB5 11 21 22 45 DB5 DB6 12 23 24 46 DB6 DB7 13 25 26 47 DB7...

Страница 72: ...D 13 53 Signal Return SEL 14 54 Signal Return MSG 15 55 Signal Return RST 16 56 Signal Return ACK 17 57 Signal Return BSY 18 58 Signal Return ATN 19 59 Signal Return DBP 20 60 Signal Return DB7 21 61...

Страница 73: ...47 DB11 DB10 8 48 DB10 DB9 9 49 DB9 DB8 10 50 DB8 I O 11 51 I O REQ 12 52 REQ C D 13 53 C D SEL 14 54 SEL MSG 15 55 MSG RST 16 56 RST ACK 17 57 ACK BSY 18 58 BSY ATN 19 59 ATN DBP 20 60 DBP DB7 21 61...

Страница 74: ...are mutually exclusive options 7 Binary code on A3 A2 A1 and A0 asserted by host to set up SCSI bus ID in drive 8 GND provides a means for differential devices to detect the presence of a single ended...

Страница 75: ...devices see the ANSI SPI 2 specification T10 1302D Multimode signals Multimode circuit SE alternative logic sense and signal level characteristics are described as follows Vil low level input voltage...

Страница 76: ...1 800 V T10 1302D SPI 3 These voltages shall be measured between the output terminal and the SCSI device s logic ground reference Input characteristics shall additionally conform to EIA RS 485 983 Fig...

Страница 77: ...rrangement external to the drive For LW models termi nator modules can be purchased that plug between the SCSI I O cable and the drive I O connector or on the end of a short I O cable stub extending p...

Страница 78: ...In T14 4 5 7 1 39 s Reselect Identify MSG to Status T15 4 5 8 Command Dependent Reselect Identify MSG to Data media T16 4 5 11 Command Dependent Data to Status T17 4 5 15 Command Dependent Status to...

Страница 79: ...te Transfer parameter T24 4 5 12 0 04 s Data Out Byte Transfer parameter T25 4 5 13 0 04 s Next Data In Byte Access parameter T26 4 5 12 0 12 s Next Data Out Byte Access parameter T27 4 5 13 0 12 s Da...

Страница 80: ......

Страница 81: ...ast and easy comparison shop ping and seamless integration with key distributors for a one stop shopping experience For support questions and comments http reseller seagate com benefits T1 html or 1 8...

Страница 82: ...on Other customers should contact their place of purchase Authorized Service Centers If you live outside the US you can contact an Authorized Service Center for service USA Canada Latin America Suppor...

Страница 83: ...For presales technical support warranty service and FAX services in Africa and the Middle East dial our European call center at 31 20 316 7222 from 8 30 A M to 5 00 P M European central time Monday th...

Страница 84: ......

Страница 85: ...ation Y 04 01 Drive not ready in spin up mode Y 04 02 Drive not ready waiting for initialization command Y 04 03 Drive not ready human intervention required Y 04 04 Drive not ready format in process Y...

Страница 86: ...overed reassignment N 18 07 Recovered data with ECC data rewritten N 19 00 Error in defect list Y 19 01 Defect list not available N 19 02 Error in P list N 19 03 Error in G list N 1A 00 Parameter over...

Страница 87: ...02 SCSI 1 SCSI 2 change N 40 00 Target operating conditions have changed Y 40 01 DRAM parity error detected Y 40 93 Error in write to flash Y 42 00 Power on or self test error N 43 00 Message reject...

Страница 88: ......

Страница 89: ...ational latency 9 10 B background processing 7 backward compatibility 5 bits inch 9 buffer 11 12 buffer segment 11 12 buffer full 11 buffer full ratio 11 bulkhead connector 54 bus device reset message...

Страница 90: ...interface connector 56 drive internal 20 drive internal defects and errors 31 drive malfunction 14 drive mounting 29 39 constraints 13 drive option select header 36 drive orientation 10 37 drive powe...

Страница 91: ...ak 19 integrated SCSI controller 7 interface cable length 57 interface data 10 interface requirements 41 interface timing 13 Interface transfer rates 54 interleave 7 interleave factor 9 internal data...

Страница 92: ...erature 24 PCBA circuit run 54 PD jumper 37 peak bits inch 9 peak starting current 19 PERF 15 performance characteristics 9 performance degradation 26 peripheral I O cable 20 physical buffer space 11...

Страница 93: ...error management 32 SCSI 1 mode 42 SCSI 2 4 SCSI 2 SCSI 3 48 SCSI 2 SCSI 3 mode 42 SCSI 3 Fast 20 and Fast 40 interface 5 SCSI 3 Parallel Interface 2 SPI 2 54 SE 54 65 SE drivers 15 Seagate support s...

Страница 94: ...7 initiator 67 terminator 37 active 67 passive 67 terminator enable jumper TE 57 terminator power 37 67 terminator requirements 33 67 TERMPWR 67 TP1 position 37 tracks inch 9 tracks surface total 9 tr...

Страница 95: ......

Страница 96: ...Seagate Technology LLC 920 Disc Drive Scotts Valley California 95066 4544 USA Publication Number 77767526 Rev E Printed in USA...

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