User ManualTable of Contents1.0 Scope52.0 Standards, compliance and reference documents72.1 Standards72.1.1 Electromagnetic compatibility72.1.1.1 Electromagnetic susceptibility72.2 Compliance82.2.1 Electromagnetic compliance82.3 European Union Restriction of Hazardous Substances (RoHS)82.4 Reference documents93.0 General description113.1 Standard features123.2 Media description123.3 Performance123.4 Reliability133.5 Formatted capacities133.6 Programmable drive capacity133.7 Factory-installed options134.0 Performance characteristics154.1 Internal drive characteristics154.2 Seek time154.2.1 Access time154.2.2 Format command execution time (minutes)164.2.3 General performance characteristics164.3 Start/stop time164.4 Prefetch/multi-segmented cache control174.5 Cache operation174.5.1 Caching write data184.5.2 Prefetch operation185.0 Reliability specifications195.1 Error rates195.1.1 Recoverable Errors195.1.2 Unrecoverable Errors195.1.3 Seek errors205.1.4 Interface errors205.2 Reliability and service205.2.1 Annualized Failrue Rate (AFR) and Mean time between failure (MTBF)205.2.2 Preventive maintenance205.2.3 Hot plugging the drive205.2.4 S.M.A.R.T.215.2.5 Thermal monitor225.2.6 Drive Self Test (DST)235.2.6.1 DST failure definition235.2.6.2 Implementation235.2.6.2.1 State of the drive prior to testing235.2.6.2.2 Invoking DST245.2.6.2.3 Short and extended tests245.2.6.2.4 Log page entries245.2.6.2.5 Abort255.2.7 Product warranty256.0 Physical/electrical specifications276.1 AC power requirements276.2 DC power requirements276.2.1 Conducted noise immunity316.2.2 Power sequencing316.2.3 Current profiles316.3 Power dissipation346.4 Environmental limits406.4.1 Temperature406.4.2 Relative humidity416.4.3 Effective altitude (sea level)416.4.4 Shock and vibration416.4.4.1 Shock416.4.4.2 Vibration436.4.5 Acoustics436.4.6 Air cleanliness436.4.7 Corrosive environment436.4.8 Electromagnetic susceptibility446.5 Mechanical specifications447.0 Defect and error management477.1 Drive internal defects/errors477.2 Drive error recovery procedures477.3 SAS system errors497.4 Background Media Scan497.5 Media Pre-Scan497.6 Deferred Auto-Reallocation507.7 Idle Read After Write508.0 Installation518.1 Drive orientation518.2 Cooling518.3 Drive mounting538.4 Grounding539.0 Interface requirements559.1 SAS features559.1.1 task management functions559.1.2 task management responses559.2 Dual port support569.3 SCSI commands supported579.3.1 Inquiry data619.3.2 Mode Sense data629.3.2.1 ST3450856SS/ST3450056SS Mode Sense data639.3.2.2 ST3300656SS/ST3300056SS Mode Sense data649.3.2.3 ST3146356SS/ST3146756SS Mode Sense data659.4 Miscellaneous operating features and conditions669.4.1 SAS physical interface669.4.2 Physical characteristics699.4.3 Connector requirements699.4.4 Electrical description709.4.5 Pin descriptions709.4.6 SAS transmitters and receivers719.4.7 Power719.5 Signal characteristics719.5.1 Ready LED Out719.5.2 Differential signals729.5.2.1 Eye masks729.5.2.1.1 Eye masks overview729.5.2.1.2 Receive eye mask739.5.2.1.3 Jitter tolerance masks739.5.2.2 Transmitter signal characteristics759.5.2.3 Receiver signal characteristics769.5.2.3.1 Jitter769.5.2.3.2 Receiver jitter tolerance779.5.2.3.3 Compliant jitter test pattern (CJTPAT)779.5.2.3.4 Impedance specifications779.5.2.4 Electrical TxRx connections789.5.2.4.1 Transmitter characteristics789.5.2.5 Receiver characteristics8110.0 Seagate Technology support services83Numerics85A85B85C85D85E85F86G86H86I86J86L86M86N86O87P87Q87R87S87T88U88V88W88Z88Size: 1.17 MBPages: 90Language: EnglishOpen manual