Seagate ST3300555SS, ST3146755SS, ST373355SS manual Scope, Cheetah T10 SAS disc drive

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This manual describes Seagate Technology® LLC, Cheetah® SAS (Serial Attached SCSI) disc drives.

Cheetah drives support the SAS Protocol specifications to the extent described in this manual. The SAS Inter- face Manual (part number 100293071) describes the general SAS characteristics of Cheetah T10 and other Seagate SAS drives.

Figure 1. Cheetah T10 SAS disc drive

Cheetah T10 SAS Product Manual, Rev. A

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Contents Cheetah T10 SAS Page Contents Interface requirements Defect and error management Installation Seagate Technology support servicesList of Figures Cheetah T10 SAS Product Manual, Rev. a Cheetah T10 SAS disc drive ScopeCheetah T10 SAS Product Manual, Rev. a Electromagnetic susceptibility Standards, compliance and reference documentsStandards Electromagnetic compatibilityCompliance Reference documents Cheetah T10 SAS Product Manual, Rev. a General description Media description Standard featuresPerformance Programmable drive capacity Factory-installed accessoriesReliability Formatted capacitiesUser-installed accessories Options factory installedSeek time Performance characteristicsInternal drive characteristics Access timeGeneral performance characteristics Format command execution time minutesStart/stop time Cache operation Prefetch/multi-segmented cache controlPrefetch operation Caching write dataUnrecoverable Errors Reliability specificationsError rates Recoverable ErrorsPreventive maintenance Reliability and serviceSeek errors Interface errorsPerformance impact Hot plugging the drive4 S.M.A.R.T Controlling S.M.A.R.TThermal monitor Reporting controlDetermining rate Predictive failuresParameter Code Description Temperature Log Page 0DhPrimary Temperature Reference TemperatureShort test Function Code 001b State of the drive prior to testingInvoking DST Short and extended testsProduct repair and return information Product warrantyAbort ShippingCheetah T10 SAS Product Manual, Rev. a ST3300555SS DC power requirements Physical/electrical specificationsAC power requirements DC power requirementsST373355SS Gbit mode Amps ST3146755SS DC power requirementsST373355SS DC power requirements ST3146755SS Gbit mode AmpsCurrent profiles General DC power requirement notesPower sequencing Conducted noise immunityTypical ST3300555SS drive current profiles Typical ST3146755SS drive current profiles Typical ST373355SS drive current profiles ST3300555SS in 3 Gbit operation Power dissipationST3300555SS in 1.5 Gbit operation ST3146755SS in 1.5 Gbit operation ST3146755SS in 3 Gbit operationST373355SS in 1.5 Gbit operation ST373355SS in 3 Gbit operationEnvironmental limits Temperature a. OperatingShock Relative humidityEffective altitude sea level a. Operating Shock and vibrationRecommended mounting Package size Packaged/product weight Drop heightVibration a. Operating-normal Air cleanlinessCorrosive environment Acoustics Mechanical specificationsDrive internal defects/errors Defect and error managementDrive error recovery procedures Write retry count LBA cumulative, msec Background Media Scan SAS system errorsMedia Pre-Scan Idle Read After Write Deferred Auto-ReallocationDrive orientation InstallationAir flow CoolingGrounding Drive mountingCheetah T10 SAS Product Manual, Rev. a Interface requirements SAS featuresDual port support Commands supported by Cheetah T10 SAS family drives Scsi commands supportedCommand name Command code Supported Commands supported by Cheetah T10 SAS family drives Commands supported by Cheetah T10 SAS family drives Commands supported by Cheetah T10 SAS family drives Bytes Data hex Mode Sense dataInquiry data Cheetah T10 SAS inquiry dataPage Mode Pages ST3300555SS Mode Sense dataST3146755SS Mode Sense data ST373355SS Mode Sense data Miscellaneous status Miscellaneous operating features and conditionsMiscellaneous features Supported Feature or conditionSAS physical interface Datum B Connector requirements Physical characteristicsSAS pin descriptions Pin Signal name Signal typeElectrical description Pin descriptionsReady LED Out Signal characteristicsPower SAS transmitters and receiversEye masks Eye masks overview LED drive signalDifferential signals General interface characteristicsNormalized time in UI Receive eye maskJitter tolerance masks Absolute amplitudeFrequency in kHz Peak-toSinusoidal JitterSignal characteristica Units Gbps Transmitter signal characteristicsGbps m, n Deterministic jitterq Receiver signal characteristicsSignal characteristic Units Gbps Maximum allowable jitterImpedance requirements Sheet 1 Impedance specificationsReceiver jitter tolerance Compliant jitter test pattern CjtpatImpedance requirements Sheet 2 Transmitter characteristicsElectrical TxRx connections = -5,437dB Shows the zero-length test load Receiver characteristics Cheetah T10 SAS Product Manual, Rev. a Presales Support Seagate Technology support servicesWarranty Service Internet MySeagate Spp.seagate.comData Recovery Services Data Recovery Services Authorized Service CentersCall center Presales and Technical Support Warranty Service FAX services-All Europe toll callToll-free support numbers Africa/Middle East support services Numerics IndexPage SAS See also cooling Page Seagate Technology LLC