Sas | Seagate ST936751SS, ST973451SS specs

N

noise audible 3

noise immunity 25 non-operating 29, 30, 32

temperature 29 non-operating vibration 32

O

office environment 32 operating 29, 30, 32 option selection 57 orientation 30 out-of-plane distortion 41

P

package size 31

package test specification 5 packaged 31

parameter rounding 53 PCBA 41

peak bits per inch 11

peak operating current 23, 24 peak-to-peak measurements 25 performance characteristics

detailed 11 general 12

performance degradation 30 performance highlights 8 physical damage 32 physical interface 54 physical specifications 23 pin descriptions 57

power 59 dissipation 27 requirements, AC 23 requirements, DC 23 sequencing 25

power distribution 3 prefetch/multi-segmented cache control 13 preventive maintenance 15

Q

queue tagging 53

R

radio interference regulations 3 RCD bit 13

read error rates 15, 35 read/write data heads 11 receivers 58 recommended mounting 31 Recoverable Errors 15

recovered media data 15 reference

documents 5 relative humidity 29 reliability 9

specifications 15 reliability and service 16 repair and return information 21

reporting actual retry count	53
reservation conflict status	53

resonance 30

return information 21 rotation speed 11

S

safety	3
SAS
interface				57
physical interface							54
task management functions									43
SAS documents					5		3,
SAS Interface Manual							3,	5
SCSI interface
commands supported								45
seek error
defined			16
rate	15
seek performance characteristics									11
seek time
average typical						11
full stroke typical							11
single track typical							11
segmented caching						53
Self-Monitoring Analysis and Reporting Technology
	9,	17
Serial Attached SCSI (SAS) Interface Manual 1
shielding		3
shipping		21
shipping container						29
shock 30
and vibration					30
shock mount				41
signal
characteristics						59
single-unit shipping pack kit								10
SMART	9,		17
SMP = 1 in Mode Select command 53
spindle brake				8
standards		3
start/stop time				13
support services					71
surface stiffness
allowable for non-flat surface									41
switches		39
synchronized spindle

Savvio 15K SAS Product Manual, Rev. B

75

Image 83

Seagate ST936751SS, ST973451SS manual Sas

Contents

100407739 Rev. B Savvio 15K SASPage Revision status summary sheet Savvio 15K SAS Product Manual, Rev. B Contents Interface requirements Defect and error managementInstallation Seagate Technology support services List of Figures Page Scope Savvio 15K SAS Product Manual, Rev. B Electromagnetic susceptibility Applicable standards and reference documentationStandards Electromagnetic compatibility Korean MIC Electromagnetic complianceElectromagnetic compliance for the European Union Australian C-Tick European Union Restriction of Hazardous Substances RoHS Reference documents Savvio 15K SAS Product Manual, Rev. B General description Performance Standard featuresMedia description Programmable drive capacity Factory-installed accessoriesReliability Formatted capacities Options Access time Gen 2.0 LP data Performance characteristicsInternal drive characteristics Seek performance characteristics General performance characteristics Format command execution time Cache operation Start/stop timePrefetch/multi-segmented cache control Prefetch operation Caching write data Unrecoverable Errors Reliability specificationsError rates Recoverable Errors Preventive maintenance Reliability and serviceSeek errors Interface errors Reporting control 4 S.M.A.R.TControlling S.M.A.R.T Performance impact Parameter Code Description Temperature Log Page 0DhPredictive failures Thermal monitor Invoking DST State of the drive prior to testingDST failure definition Implementation Log page entries Product warrantyShort test Function Code 001b Extended test Function Code 010b Product repair and return information Shipping Savvio 15K SAS Product Manual, Rev. B ST973451SS DC power requirements Physical/electrical specificationsAC power requirements DC power requirements General DC power requirement notes ST936751SS DC power requirements Current profiles Power sequencingConducted noise immunity Typical ST936751SS current profile ST973451SS in 1.5 Gbit operation Power dissipationST973451SS in 3 Gbit operation ST936751SS in 1.5 Gbit operation ST936751SS in 3 Gbit operation Relative humidity TemperatureEnvironmental limits Shock Effective altitude sea levelShock and vibration Recommended mounting Corrosive environment Air cleanlinessVibration Acoustics Mounting configuration dimensions Mechanical specifications Drive error recovery procedures Defect and error managementDrive internal defects/errors SAS system errors Deferred Auto-Reallocation Background Media ScanMedia Pre-Scan Idle Read After Write Drive orientation Installation Air flow Cooling Grounding Drive mounting Savvio 15K SAS Product Manual, Rev. B Interface requirements SAS features Dual port support Commands supported by Savvio SAS family drive Scsi commands supported Commands supported by Savvio SAS family drive Commands supported by Savvio SAS family drive Commands supported by Savvio SAS family drive Savvio inquiry data Mode Sense dataInquiry data Page Mode Data Header 04 45 dc cc 00 00 02 Miscellaneous status Miscellaneous operating features and conditionsMiscellaneous features SAS physical interface Datum B Section C C Section a a Pin descriptions Physical characteristicsConnector requirements Electrical description SAS transmitters and receivers SAS pin descriptions Signal characteristics Receive eye mask General interface characteristicsEye masks Eye masks overview Z1 OP Jitter tolerance masks Jitter Transmitter signal characteristicsPeak-to Sinusoidal Receiver signal characteristics Compliant jitter test pattern Cjtpat Maximum allowable jitterReceiver jitter tolerance Impedance requirements Sheet 1 Impedance specifications Electrical TxRx connections Transmitter characteristicsImpedance requirements Sheet 2 = -5,437dB Shows the zero-length test load Receiver characteristics Savvio 15K SAS Product Manual, Rev. B Technical Support Seagate Technology support servicesInternet Presales Support Data Recovery Services Call Center Toll-free Direct dial Warranty ServiceData Recovery Services Authorized Service Centers Numerics IndexPage SAS See also cooling