Seagate CHEETAH 15K.5 SCSI ST3146855LC User Manual

Product ManualCheetah 15K.5 SCSI100384776Rev. JMay 2010ST3300655LWST3146855LWST373455LWST3300655LCST3146855LCST373455LC

4 Cheetah 15K.5 SCSI Product Manual, Rev. J3.2 Electromagnetic complianceSeagate uses an independent laboratory to confirm compliance to the directive

Cheetah 15K.5 SCSI Product Manual, Rev. J 5Seagate also has internal systems in place to ensure ongoing compliance with the RoHS Directive and all law

6 Cheetah 15K.5 SCSI Product Manual, Rev. J4.0 General descriptionCheetah 15K.5 SCSI drives combine Tunneling Magnetoresistive (TMR) heads and a wide

Cheetah 15K.5 SCSI Product Manual, Rev. J 7An automatic shipping lock prevents potential damage to the heads and discs that results from movement dur-

8 Cheetah 15K.5 SCSI Product Manual, Rev. J4.3 Performance• Supports industry standard Ultra320 SCSI interface• Programmable multi-segmentable cache b

Cheetah 15K.5 SCSI Product Manual, Rev. J 94.5.1 Programmable drive capacityUsing the Mode Select command, the drive can change its capacity to someth

10 Cheetah 15K.5 SCSI Product Manual, Rev. J5.0 Performance characteristics5.1 Internal drive characteristics (transparent to user) * One Gbyte equals

Cheetah 15K.5 SCSI Product Manual, Rev. J 115.2.1 Seek time 5.2.2 Format command execution time (minutes) [1] 5.2.3 Generalized performance character

12 Cheetah 15K.5 SCSI Product Manual, Rev. J5.3 Start/stop timeAfter DC power at nominal voltage has been applied, the drive becomes ready within 20 s

Cheetah 15K.5 SCSI Product Manual, Rev. J 13Each cache segment is actually a self-contained circular buffer whose length is an integer number of logic

© 2010, Seagate Technology LLC All rights reserved. Publication number: 100384776, Rev. J May 2010Seagate, Seagate Technology and the Wave logo are r

14 Cheetah 15K.5 SCSI Product Manual, Rev. J6.0 Reliability specificationsThe following reliability specifications assume correct host/drive operation

Cheetah 15K.5 SCSI Product Manual, Rev. J 156.1.3 Seek errorsA seek error is defined as a failure of the drive to position the heads to the addressed

16 Cheetah 15K.5 SCSI Product Manual, Rev. J6.2.3 Hot plugging Cheetah 15K.5 SCSI disc drivesThe ANSI SPI-4 document defines the physical requirements

Cheetah 15K.5 SCSI Product Manual, Rev. J 17Controlling S.M.A.R.T.The operating mode of S.M.A.R.T. is controlled by the DEXCPT bit and the PERF bit of

18 Cheetah 15K.5 SCSI Product Manual, Rev. Jzero) whenever the error rate is acceptable. This counter is referred to as the Failure History Counter. T

Cheetah 15K.5 SCSI Product Manual, Rev. J 196.2.6.1 DST Failure DefinitionThe drive will present a “diagnostic failed” condition through the self-test

20 Cheetah 15K.5 SCSI Product Manual, Rev. JShort test (Function Code: 001b)The purpose of the short test is to provide a time-limited test that tests

Cheetah 15K.5 SCSI Product Manual, Rev. J 21ShippingWhen transporting or shipping a drive, a Seagate approved container must be used. Keep your origin

22 Cheetah 15K.5 SCSI Product Manual, Rev. J7.0 Physical/electrical specificationsThis section provides information relating to the physical and elect

Cheetah 15K.5 SCSI Product Manual, Rev. J 23Table 4: ST3146855LC DC power requirements Table 5: ST373455LC DC power requirements [1] Measured wi

Cheetah 15K.5 SCSI Product Manual, Rev. J iContents1.0 Seagate Technology support services. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

24 Cheetah 15K.5 SCSI Product Manual, Rev. Jstarting current must be available to each device.4. Parameters, other than spindle start, are measured af

Cheetah 15K.5 SCSI Product Manual, Rev. J 25 Figure 1. Typical ST3300655LW drive +12V LVD current profile Figure 2. Typical ST3300655LW driv

26 Cheetah 15K.5 SCSI Product Manual, Rev. J7.3 Power dissipationST3300655LW/ST3300655LCFor drives using low voltage differential interface circuits,

Cheetah 15K.5 SCSI Product Manual, Rev. J 27ST3146855LW/ST3146855LCFor drives using low voltage differential interface circuits, typical power dissipa

28 Cheetah 15K.5 SCSI Product Manual, Rev. JST373455LW/ST373455LCFor drives using low voltage differential interface circuits, typical power dissipati

Cheetah 15K.5 SCSI Product Manual, Rev. J 297.4 Environmental limitsTemperature and humidity values experienced by the drive must be such that condens

30 Cheetah 15K.5 SCSI Product Manual, Rev. Jb. Non-operating–1,000 to +40,000 feet (–305 to +12,210 meters)7.4.4 Shock and vibrationShock and vibratio

Cheetah 15K.5 SCSI Product Manual, Rev. J 31Drives packaged in single or multipacks with a gross weight of 20 pounds (8.95 kg) or less by Seagate for

32 Cheetah 15K.5 SCSI Product Manual, Rev. J7.4.4.2 Vibration a. Operating—normalThe drive as installed for normal operation, shall comply with the co

Cheetah 15K.5 SCSI Product Manual, Rev. J 337.4.7 AcousticsSound power during idle mode shall be 3.7 bels typical when measured to ISO 7779 specificat

ii Cheetah 15K.5 SCSI Product Manual, Rev. J7.4 Environmental limits. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

34 Cheetah 15K.5 SCSI Product Manual, Rev. J Figure 9. LC mounting configuration dimensionsJHLBASK[1]MCR REFF[1]DEPMounting holes are 6-32 UNC 2B

Cheetah 15K.5 SCSI Product Manual, Rev. J 358.0 Defect and error managementSeagate continues to use innovative technologies to manage defects and erro

36 Cheetah 15K.5 SCSI Product Manual, Rev. JTable 6 equates the Read and Write Retry Count with the maximum possible recovery time for read and write

Cheetah 15K.5 SCSI Product Manual, Rev. J 378.3 SCSI systems errorsInformation on the reporting of operational errors or faults across the interface i

38 Cheetah 15K.5 SCSI Product Manual, Rev. J8.6 Deferred Auto-ReallocationDeferred Auto-Reallocation (DAR) simplifies reallocation algorithms at the s

Cheetah 15K.5 SCSI Product Manual, Rev. J 399.0 InstallationNote. These drives are designed to be used only on single-ended (SE) or low voltage differ

40 Cheetah 15K.5 SCSI Product Manual, Rev. J Figure 10. J5 jumper header (on LW models only)SCSI ID = 8SCSI ID = 9SCSI ID = 10SCSI ID = 11SCSI ID

Cheetah 15K.5 SCSI Product Manual, Rev. J 41 Figure 11. J6 option select header (on LW models only) 9.1.1 Notes for Figures 10 and 11.[1] Notes ex

42 Cheetah 15K.5 SCSI Product Manual, Rev. J9.1.2 Function descriptionNote. J6 does not exist on the LC model and is supported on the LW model only.J6

Cheetah 15K.5 SCSI Product Manual, Rev. J 439.2 Drive orientationThe balanced rotary arm actuator design of the drive allows it to be mounted in any o

Cheetah 15K.5 SCSI Product Manual, Rev. J iiiList of FiguresFigure 1. Typical ST3300655LW drive +5 V LVD current profile . . . . . . . . . . . . . .

44 Cheetah 15K.5 SCSI Product Manual, Rev. J9.4 Drive mountingWhen mounting the drive using the bottom holes (x-y plane in Figure 7) care must be take

Cheetah 15K.5 SCSI Product Manual, Rev. J 4510.0 Interface requirementsThis section partially describes the interface requirements as implemented on t

46 Cheetah 15K.5 SCSI Product Manual, Rev. JNotes.[1] Extended messages (see the SCSI Interface Product Manual).[2] Supports all options except qas_re

Cheetah 15K.5 SCSI Product Manual, Rev. J 47Lock-unlock cache 36h NLog Select 4Ch Y PCR bit Y DU bit N DS bit Y TSD bit Y ETC bit N TMC bit N LP bit N

48 Cheetah 15K.5 SCSI Product Manual, Rev. J Rigid Disc Drive Geometry page (04h) Y Unit Attention page (00h) Y Verify Error Recovery page (07h) Y

Cheetah 15K.5 SCSI Product Manual, Rev. J 49[1] The drive can format to any even number of bytes per sector from 512 to 528.[2] Tables 10 show how ind

50 Cheetah 15K.5 SCSI Product Manual, Rev. JTable 9 lists the Standard Inquiry command data that the drive should return to the initiator per the form

Cheetah 15K.5 SCSI Product Manual, Rev. J 5110.3.2 Mode Sense dataThe Mode Sense command provides a means for the drive to report its operating parame

52 Cheetah 15K.5 SCSI Product Manual, Rev. JTable 10: ST3300655 Mode sense dataMODE SENSE HEADER DATAab 00 10 08 22 ec b2 5c 00 00 02 00 MODE SE

Cheetah 15K.5 SCSI Product Manual, Rev. J 53Table 11: ST3146855 Mode sense dataMODE SENSE HEADER DATAab 00 10 08 11 17 73 30 00 00 02 00 MODE SENSE

54 Cheetah 15K.5 SCSI Product Manual, Rev. JTable 12: ST373455 Mode sense dataMODE SENSE HEADER DATAab 00 10 08 08 8b b9 98 00 00 02 00 MODE SENSE P

Cheetah 15K.5 SCSI Product Manual, Rev. J 5510.4 SCSI bus conditions and miscellaneous features supportedAsynchronous SCSI bus conditions supported by

56 Cheetah 15K.5 SCSI Product Manual, Rev. J10.5 Synchronous data transferThe data transfer period to be used by the drive and the initiator is establ

Cheetah 15K.5 SCSI Product Manual, Rev. J 5710.6.1 DC cable and connectorLW model drives receive DC power through a 4-pin connector (see Figure 15 for

58 Cheetah 15K.5 SCSI Product Manual, Rev. J Figure 14. LC model drive physical interface (80-pin J1 SCSI I/O connector)10.6.2 SCSI interface phys

Cheetah 15K.5 SCSI Product Manual, Rev. J 59Table 16 shows the interface transfer rates supported by the various drive models defined in this manual.1

60 Cheetah 15K.5 SCSI Product Manual, Rev. J10.6.4.1 Mating connectors for LW model drivesThe nonshielded cable connector shall be a 68 conductor conn

Cheetah 15K.5 SCSI Product Manual, Rev. J 61Recommended mating 80-position PCBA mount connectors: Right-angle to PCBA connectorsSeagate P/N: 77678559A

62 Cheetah 15K.5 SCSI Product Manual, Rev. J Figure 16. Nonshielded 68-pin SCSI device connector used on LW drives.0787(2.00).519(13.18).315(8.00)

Cheetah 15K.5 SCSI Product Manual, Rev. J 63 Figure 17. Nonshielded 80-pin SCSI SCA-2 connector used on LC drives7.00(.276)12.70(.500)2.15 +/- 0.1

Cheetah 15K.5 SCSI Product Manual, Rev. J 11.0 Seagate Technology support servicesSEAGATE ONLINE SUPPORT and SERVICESFor information regarding product

64 Cheetah 15K.5 SCSI Product Manual, Rev. JTable 17: LW 68-conductor single-ended (SE) P cable signal/pin assignments [11]Note. A minus sign precedi

Cheetah 15K.5 SCSI Product Manual, Rev. J 65Table 18: LW 68-conductor LVD P cable signal/pin assignments [11]Note. A minus sign preceding a signal na

66 Cheetah 15K.5 SCSI Product Manual, Rev. JTable 19: LC 80-pin single-ended (SE) I/O connector pin assignments [11]Note. A minus sign preceding a si

Cheetah 15K.5 SCSI Product Manual, Rev. J 67Table 20: LC 80-pin single-ended (LVD) I/O connector pin assignments [11]Note. A minus sign preceding a s

68 Cheetah 15K.5 SCSI Product Manual, Rev. JNotes [ ] for Tables 17 through 20.[1] See Section 10.6.4.1 for detailed electrical characteristics of t

Cheetah 15K.5 SCSI Product Manual, Rev. J 69LVD Input characteristicsEach differential signal received by LVD interface receiver circuits shall have t

70 Cheetah 15K.5 SCSI Product Manual, Rev. JSingle-ended I/O cable pin assignments for LW drives are shown in Table 18.Single-ended I/O pin assignment

Cheetah 15K.5 SCSI Product Manual, Rev. J 7110.8 Terminator requirementsCaution: These drives do not have onboard internal terminators. The user, syst

72 Cheetah 15K.5 SCSI Product Manual, Rev. J10.10 Disc drive SCSI timingTable 24: Disc drive SCSI timing These values are not current Cheetah 15K.5 S

Cheetah 15K.5 SCSI Product Manual, Rev. J 73Notes.[1] See the Timing examples section of the Parallel SCSI Interface Manual.[2] Maximum SCSI asynchron

2 Cheetah 15K.5 SCSI Product Manual, Rev. J2.0 ScopeThis manual describes Seagate® Technology LLC, Cheetah® 15K.5 SCSI disc drives.Cheetah 15K.5 SCSI

74 Cheetah 15K.5 SCSI Product Manual, Rev. J10.11 Drive activity LEDThe following table provides drive activity LED status.Table 25: Drive activity L

Cheetah 15K.5 SCSI Product Manual, Rev. J 75IndexSymbols+5 and +12 volt supplies 23Numerics68-conductor connector 6068-pin connector 6180 conduc

76 Cheetah 15K.5 SCSI Product Manual, Rev. Jdefault 41, 42default mode parameter 39default value 51defect/error management 35defects 35Def

Cheetah 15K.5 SCSI Product Manual, Rev. J 77interface timing 14internal data rate 10IRAW 38JJ1-auxiliary 39jumper 9, 39, 41, 42, 68j

78 Cheetah 15K.5 SCSI Product Manual, Rev. Jpower supply voltage 14power-carrying conductor 60power-on 39, 68power-on reset 51power-up 24,

Cheetah 15K.5 SCSI Product Manual, Rev. J 79TP1 position 42tracks/inch 10tracks/surface, total 10transfer period 56transmitter receiver circui

Seagate Technology LLC920 Disc Drive, Scotts Valley, California 95066-4544, USAPublication Number: 100384776, Rev. J

Cheetah 15K.5 SCSI Product Manual, Rev. J 33.0 Applicable standards and reference documentationThe drive has been developed as a system peripheral to