Seagate ST91000642SS, ST9500621SS, ST9500620SS, ST9500622SS Interface requirements, SAS features

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12.0Interface requirements

This section partially describes the interface requirements as implemented on Constellation.2 drives. Addi- tional information is provided in the SAS Interface Manual (part number 100293071).

12.1SAS features

This section lists the SAS-specific features supported by Constellation.2 drives.

12.1.1task management functions

Table 5 lists the SAS task management functions supported.

Table 5:	SAS task management functions supported

Task name		Supported

Abort Task		Yes

Clear ACA		Yes

Clear task set		Yes

Abort task set		Yes

Logical Unit Reset		Yes

Query Task		Yes

12.1.2task management responses

Table 6 lists the SAS response codes returned for task management functions supported.

Table 6:	Task management response codes

Function name		Response code

Function complete		00

Invalid frame		02

Function not supported		04

Function failed		05

Function succeeded		08

Invalid logical unit		09

52	Constellation.2 SAS Product Manual, Rev. H

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Contents ST91000640SSST91000641SS ST9500620SSST9500621SS ST91000642SS ST9500622SSStandard Models Self-Encrypting Drive Models SED Fips 140-2 ModelsRevision history Contents Defect and error management InstallationAbout Fips About self-encrypting drives Interface requirementsPage Constellation.2 SAS Product Manual, Rev. H List of Figures Constellation.2 SAS Product Manual, Rev. H Seagate Technology support services Seagate Online Support and ServicesScope Applicable standards and reference documentation StandardsElectromagnetic compatibility Electromagnetic susceptibilityElectromagnetic compliance Electromagnetic compliance for the European UnionAustralian C-Tick Korean KCCEuropean Union Restriction of Hazardous Substances RoHS China Restriction of Hazardous Substances RoHS DirectiveReference documents Self-Encrypting Drives Reference ManualGeneral description Standard features Media descriptionPerformance ReliabilityFormatted capacities Programmable drive capacityFactory-installed options Performance characteristics Internal drive characteristicsSeek performance characteristics Access timeGeneral performance characteristics Start/stop timePrefetch/multi-segmented cache control Cache operationCaching write data Prefetch operationReliability specifications Error ratesRecoverable Errors Unrecoverable ErrorsReliability and service Seek errorsInterface errors Preventive maintenance4 S.M.A.R.T Controlling S.M.A.R.TPerformance impact Reporting controlTemperature Log Page 0Dh Parameter Code Description Predictive failuresThermal monitor State of the drive prior to testing Drive Self Test DSTDST failure definition ImplementationShort and extended tests Short test Function Code 001bExtended test Function Code 010b Log page entriesProduct warranty ShippingStorage Product repair and return informationPhysical/electrical specifications PowerChoiceTM power managementPowerChoice modes AC power requirements DC power requirements1000GB drive Standard & SED model DC power requirements 500GB drive Standard & SED model DC power requirements General DC power requirement notes Power sequencingConducted noise immunity Current profiles TB model current profilesGB model current profiles Power dissipation 1TB model drive in 3Gb operation1TB model drive in 6Gb operation 500GB model drive in 3Gb operation 500GB model drive in 6Gb operation Temperature a. Operating Environmental limitsRelative humidity Effective altitude sea level a. Operating Shock and vibrationShock Recommended mounting Air cleanliness Vibration a. Operating-normalAcoustics Corrosive environmentSee Section Constellation.2 SAS Product Manual, Rev. H Mechanical specifications Mounting configuration dimensionsAbout Fips PurposeValidation Program Seagate Enterprise SEDExample of Fips tamper evidence labels Controlled access Admin SPAbout self-encrypting drives Data encryptionAuthenticated firmware download Random number generator RNGDrive locking Data bandsPower requirements Supported commandsDefect and error management Drive internal defects/errorsDrive error recovery procedures SAS system errors Background Media Scan Media Pre-ScanDeferred Auto-Reallocation Setting and determining the current Type Level Idle Read After WriteProtection Information PI Levels of PIIdentifying a Protection Information drive Installation Drive orientationCooling Air flowDrive mounting GroundingSAS features Interface requirementsDual port support Scsi commands supported Supported commandsSupported commands Supported commands Supported commands Mode Sense data Inquiry dataConstellation.2 inquiry data Page Block Descriptor 00 00 00 00 3a 38 60 30 00 00 00 00 00 00 02 Miscellaneous operating features and conditions Miscellaneous featuresMiscellaneous status SAS physical interface Datum B Section C C Section a a Physical characteristics Connector requirementsElectrical description Pin descriptionsSignal characteristics PowerSAS transmitters and receivers Ready LED OutSAS-2 Specification Compliance LED drive signalDifferential signals General interface characteristicsIndex NumericsKCC Msid Mtbf See also cooling Page Constellation.2 SAS Product Manual, Rev. H Page Seagate Technology LLC Americas