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Seagate ST973451SS, ST936751SS manual

Models: ST936751SS ST973451SS

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environmental control 32 error

management 35 rates 15

errors 35

F

FCC rules and regulations 3 features 8

interface 43 firmware 8

corruption 48

flawed sector reallocation 8

Format command execution time 12 function

complete, code 00 43

not supported, code 05 43 reject, code 04 43

G

Good status 53 gradient 29 ground shift noise 58 grounding 41

H

HDA 40, 41

head and disc assembly (HDA) 7 head and disc assembly. See HDA heads

read/write data 11 heat removal 40 heat source 40

host equipment 41

hot plugging the drive 16 humidity 29

humidity limits 29

I

Idle Read After Write 38 inquiry data 49 installation 39

guide 5 interface

commands supported 45 error rate 15

errors 16 illustrated 54 physical 54 requirements 43

intermediate/condition met/good status 53 intermediate/good status 53

internal data rate 11

internal defects/errors 35 internal drive characteristics 11 IRAW 38

J

jumpers 39

L

latency

average rotational 11 logical block address 13

logical block reallocation scheme 8 logical block size 8, 12

logical segments 13

M


maintenance		15						23,
maximum delayed motor start								23,	24
maximum start current						23,	24
mean time between failure. See MTBF
media description				8
Media Pre-Scan			37
miscellaneous feature support
Adaptive caching					53
Asynchronous event notification									53
Automatic contingent allegiance									53
Deferred error handling							53
Parameter rounding						53
Queue tagging				53
Reporting actual retry count 53
Segmented caching						53
SMP = 1 in Mode Select command 53
Synchronized (locked) spindle operation 53
Zero latency read					53
miscellaneous status support
ACA active			53
ACA active, faulted initiator								53
Busy	53
Check condition					53
Condition met/good						53
Good	53
Intermediate/condition met/good									53
Intermediate/good						53
Reservation conflict						53
Task set full			53
miscorrected media data 15
Mode sense			49,
data, table			49,		51
mounting	41
holes	41
orientations			39
mounting configuration						34
mounting configuration dimensions									34
MTBF 15,		16,	29

74	Savvio 15K SAS Product Manual, Rev. B

Image 82

Seagate ST973451SS, ST936751SS manual

Contents

ST973451SS ST936751SS Savvio 15K SASPRODUCT MANUAL 100407739 Rev. BMarch 09/15/06 Revision status summary sheetRev. A Initial releaseSavvio 15K SAS Product Manual, Rev. B 5.0 Reliability specifications Contents4.0 Performance characteristics 6.0 Physical/electrical specifications10.0 Seagate Technology support services 7.0 Defect and error management8.0 Installation 9.0 Interface requirementsList of Figures Page 1.0 Scope Savvio 15K SAS Product Manual, Rev. B 2.1.1 Electromagnetic compatibility 2.0 Applicable standards and reference documentation2.1 Standards 2.1.1.1 Electromagnetic susceptibilityAustralian C-Tick 2.1.2 Electromagnetic complianceElectromagnetic compliance for the European Union Korean MICSpecification for Acoustic Test Requirement and Procedures 2.2 Reference documentsSCSI Commands Reference Manual SAS Interface Manual 2.1.3 European Union Restriction of Hazardous Substances RoHSSavvio 15K SAS Product Manual, Rev. B 3.0 General description 3.2 Media description 3.1 Standard features3.3 Performance 3.5 Formatted capacities 3.7 Factory-installed accessories3.4 Reliability 3.6 Programmable drive capacity3.8 Options 4.2 Seek performance characteristics 4.0 Performance characteristics4.1 Internal drive characteristics 4.2.1 Access time Gen 2.0 LP dataGeneral performance characteristics 4.2.2 Format command execution time4.2.3 4.4 Prefetch/multi-segmented cache control 4.3 Start/stop time4.5 Cache operation 4.5.1 Caching write data 4.5.2 Prefetch operation5.1.1 Recoverable Errors 5.0 Reliability specifications5.1 Error rates 5.1.2 Unrecoverable Errors5.1.4 Interface errors 5.2 Reliability and service5.1.3 Seek errors 5.2.2 Preventive maintenanceFully-enabled delay Maximum processing delayOn-line only delay 5.2.4 S.M.A.R.T5.2.5 Thermal monitor Temperature Log Page 0DhPredictive failures Parameter Code5.2.6.2 Implementation 5.2.6.2.1 State of the drive prior to testing5.2.6.1 DST failure definition 5.2.6.2.2 Invoking DSTExtended test Function Code 010b 5.2.7 Product warrantyShort test Function Code 001b 5.2.6.2.4 Log page entriesShipping Product repair and return informationSavvio 15K SAS Product Manual, Rev. B 6.2 DC power requirements 6.0 Physical/electrical specifications6.1 AC power requirements Table 2 ST973451SS DC power requirementsST936751SS DC power requirements General DC power requirement notes6.2.3 Current profiles 6.2.2 Power sequencing6.2.1 Conducted noise immunity Figure 1. Typical ST973451SS current profileSavvio 15K SAS Product Manual, Rev. B Figure 2. Typical ST936751SS current profileST973451SS in 3 Gbit operation 6.3 Power dissipationST973451SS in 1.5 Gbit operation ST936751SS in 1.5 Gbit operation ST936751SS in 3 Gbit operation12 Vo lt A 6.4.1 Temperature 6.4 Environmental limits6.4.2 Relative humidity 6.4.4 Shock and vibration 6.4.3 Effective altitude sea level6.4.4.1 Shock Drop height Packaged/product weightPackage size Figure 8. Recommended mounting6.4.4.2 Vibration 6.4.5 Air cleanliness6.4.6 Corrosive environment 6.4.7 Acoustics 6.4.8 Electromagnetic susceptibility6.5 Mechanical specifications Figure 9. Mounting configuration dimensions7.1 Drive internal defects/errors 7.0 Defect and error management7.2 Drive error recovery procedures Maximum recovery time per 7.3 SAS system errorsTable 4 Read and write retry count maximum recovery times Maximum recovery time per7.5 Media Pre-Scan 7.4 Background Media Scan7.6 Deferred Auto-Reallocation 7.7 Idle Read After Write 8.0 Installation 8.1 Drive orientation8.2 Cooling Figure 11. Air flow8.3 Drive mounting 8.4 GroundingSavvio 15K SAS Product Manual, Rev. B 9.1.1 task management functions 9.1 SAS features9.0 Interface requirements SAS task management functions supported9.2 Dual port support 9.3 SCSI commands supported Commands supported by Savvio SAS family driveCommands supported by Savvio SAS family drive continued Commands supported by Savvio SAS family drive continued Commands supported by Savvio SAS family drive continued Savvio inquiry data 9.3.2 Mode Sense data9.3.1 Inquiry data Bytes4. Changeable values CHG = Changeable bits indicates if default value is changeable3. Current values Savvio 15K SAS Product Manual, Rev. BMODE DATA HEADER 03 fa 00 10 00 00 00 BLOCK DESCRIPTOR Savvio 15K SAS Product Manual, Rev. B Miscellaneous features 9.4 Miscellaneous operating features and conditionsMiscellaneous status 9.4.1 SAS physical interface Figure 12. Physical interfaceFigure 13. SAS device plug dimensions C OF DATUM B LFigure 14. SAS device plug dimensions detail TO DATUM A9.4.4 Electrical description 9.4.2 Physical characteristics9.4.3 Connector requirements 9.4.5 Pin descriptionsTX Transmitter 100 TY Table 13 SAS pin descriptions9.4.6 SAS transmitters and receivers Differential Transfer MediumLED drive signal 9.5 Signal characteristics9.4.7 Power 9.5.2 Differential signals9.5.2.1 Eye masks 9.5.2.1.1 Eye masks overview Table 16 General interface characteristicsCharacteristic 9.5.2.1.2 Receive eye mask9.5.2.1.3 Jitter tolerance masks Figure 17. Reveive tolerance eye maskPeak-to 9.5.2.2 Transmitter signal characteristicsTable 17 Transmitter signal characteristics sinusoidalTable 18 Receiver signal characteristics Table 17 Transmitter signal characteristics9.5.2.3 Receiver signal characteristics a All tests in this table shall be performed with zero-length test load shown in figure9.5.2.3.2 Receiver jitter tolerance 9.5.2.3.1 JitterTable 19 Maximum allowable jitter 9.5.2.3.3 Compliant jitter test pattern CJTPAT9.5.2.3.4 Impedance specifications Table 21 Impedance requirements Sheet 1 ofTable 21 Impedance requirements Sheet 2 of 9.5.2.4.1 Transmitter characteristics9.5.2.4 Electrical TxRx connections = -10, 884dB = -5, 437dBTx+ TCTF Tx Figure 21. ISI loss example at 3.0 Gbps Figure 20. Zero-length test loadFigure 22. ISI loss example at 1.5 Gbps 9.5.2.5 Receiver characteristics Savvio 15K SAS Product Manual, Rev. B Internet 10.0 Seagate Technology support servicesSeagate Service Centers Presales SupportEurope, the Middle East and Africa Support Services Customer Service OperationsUSA/Canada/Latin America support services Asia/Pacific Support ServicesNumerics IndexPage Page See also cooling Page 920 Disc Drive, Scotts Valley, California 95066-4544, USA Seagate Technology LLCPublication Number 100407739, Rev. B, Printed in USA