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Seagate ST31000424SS, ST31000425SS, ST31000426SS manual SAS physical interface, Physical interface

Models: ST3500414SS ST3500415SS ST32000445SS ST31000425SS ST32000446SS ST32000444SS ST31000426SS ST3500416SS ST31000424SS

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12.4.1SAS physical interface

Figure 16 shows the location of the SAS device connector J1. Figures 17 and 18 provide the dimensions of the SAS connector.

Details of the physical, electrical, and logical characteristics are provided within this section. The operational aspects of Seagate’s SAS drives are provided in the SAS Interface Manual.

Figure 16. Physical interface

Constellation ES Series SAS Product Manual, Rev. E

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Seagate ST31000424SS, ST31000425SS, ST31000426SS, ST32000446SS, ST32000445SS manual SAS physical interface, Physical interface

Contents

Standard Models Self-Encrypting Drive Models ST32000446SS ST31000426SS ST3500416SSSED Fips 140-2 Models Revision history Contents Installation Defect and error managementAbout Fips About self-encrypting drives Interface requirementsPower Constellation ES Series SAS Product Manual, Rev. E List of Figures Constellation ES Series SAS Product Manual, Rev. E Seagate Online Support and Services Seagate Technology support servicesScope Standards Applicable standards and reference documentationElectromagnetic compatibility Electromagnetic susceptibilityElectromagnetic compliance for the European Union Electromagnetic complianceAustralian C-Tick Korean KCCEuropean Union Restriction of Hazardous Substances RoHS Reference documentsGeneral description Media description Standard featuresReliability PerformanceFormatted capacities Programmable drive capacityFactory-installed options Internal drive characteristics Performance characteristicsSeek performance characteristics Access timeStart/stop time General performance characteristicsCache operation Prefetch/multi-segmented cache controlPrefetch operation Caching write dataError rates Reliability specificationsRecoverable Errors Unrecoverable ErrorsSeek errors Reliability and serviceInterface errors Preventive maintenanceControlling S.M.A.R.T 4 S.M.A.R.TPerformance impact Reporting controlPredictive failures Temperature Log Page 0Dh Parameter Code DescriptionThermal monitor Drive Self Test DST State of the drive prior to testingDST failure definition ImplementationShort test Function Code 001b Short and extended testsExtended test Function Code 010b Log page entriesShipping Product warrantyProduct repair and return information PowerChoiceTM power management Physical/electrical specificationsPowerChoice modes DC power requirements AC power requirementsConstellation ES Series SAS Product Manual, Rev. E Constellation ES Series SAS Product Manual, Rev. E Page Power sequencing General DC power requirement notesConducted noise immunity TB model current profiles Current profilesConstellation ES Series SAS Product Manual, Rev. E GB model current profiles 2TB models in 3Gb operation Power dissipation2TB models in 6Gb operation 1TB models in 3Gb operation 1TB models in 6Gb operation 500GB models in 3Gb operation ST3500414SS CURRENT/POWER vs Throughput SAS 3.0GBOs per Second 500GB models in 6Gb operation Environmental limits Temperature a. OperatingRelative humidity Shock and vibration Effective altitude sea level a. OperatingShock Recommended mounting Vibration a. Operating-normal Air cleanlinessAcoustics Corrosive environmentElectromagnetic susceptibility Mounting configuration dimensions Mechanical specificationsPurpose About FipsLevel 2 security Admin SP Controlled accessAbout self-encrypting drives Data encryptionRandom number generator RNG Default passwordDrive locking Data bandsPower requirements Authenticated firmware downloadSupported commands Cryptographic eraseDrive internal defects/errors Defect and error managementDrive error recovery procedures SAS system errors Media Pre-Scan Background Media ScanDeferred Auto-Reallocation Idle Read After Write Drive orientation InstallationAir flow CoolingGrounding Drive mountingInterface requirements SAS featuresDual port support Supported commands Scsi commands supportedSupported commands Supported commands Supported commands Inquiry data Mode Sense dataConstellation ES inquiry data Page Mode Sense data changeable and default values for 2TB drives Mode Sense data changeable and default values for 1TB drives 3a 38 60 30 00 00 02 Miscellaneous features Miscellaneous operating features and conditionsMiscellaneous status Physical interface SAS physical interfaceDatum B Section C C Section a a Connector requirements Physical characteristicsElectrical description Pin descriptionsPower Signal characteristicsSAS transmitters and receivers Ready LED OutLED drive signal SAS-2 Specification ComplianceDifferential signals General interface characteristicsNumerics IndexKCC Msid Mtbf See also cooling Page Constellation ES Series SAS Product Manual, Rev. E Page Seagate Technology LLC