Seagate ST92011A Formatted capacity, Default logical geometry, Physical organization, LBA mode

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2.2Formatted capacity

Model	Formatted capacity	Guaranteed sectors	Bytes per sector

ST94011A	40 Gbytes	78,140,160	512

ST94811A	40 Gbytes	78,140,160	512

ST92011A	20 Gbytes	39,070,080	512

ST92811A	20 Gbytes	39,070,080	512

2.3Default logical geometry

Cylinders	Read/write heads	Sectors per track

16,383	16	63

LBA mode

When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n–1,where n is the number of guaranteed sectors as defined above.

2.4Physical organization

Model	Read/write heads	Number of discs

ST94011A	2	1

ST94811A	2	1

ST92011A	1	1

ST92811A	1	1

Momentus 5400.1 Product Manual, Rev. F

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Contents ST94011A ST94811A ST92011A ST92811A MomentusPage Contents Momentus 5400.1 Product Manual, Rev. F List of Figures Momentus 5400.1 Product Manual, Rev. F Momentus 5400.1 disc drive IntroductionMomentus 5400.1 Product Manual, Rev. F Drive specification ST94011A ST94811A ST92011A ST92811A Drive specificationsSpecification summary SpecificationsSpecifications Physical organization Default logical geometryLBA mode Formatted capacityRecording and interface technology Physical characteristicsTechnology Specification Time to ready Typical Max Seek timeTime to ready Typical seek times msec Read WritePower specifications Voltage tolerance Typical current profileConducted noise Idle mode Power-management modesPower management modes Active modeEnvironmental specifications Vibration ShockOperating shock Nonoperating shockElectromagnetic immunity AcousticsElectromagnetic immunity Drive level acousticsAgency certification Safety certificationMeasurement type Specification ReliabilityFCC verification Korean RRLAustralian C-Tick N176 Page Master/slave configuration Configuring and mounting the driveHandling and static discharge precautions Jumper settingsCable-select option Drive mountingCable Connector Conductor Contact Signal Name ATA interface signals and connector pinsConnector signals Connector Cable Signal Name Contact ConductorCommand name Command code in hex ATA-standard commands Supported ATA commandsSupported commands ATA-standard security commands Command name Command code in hexATA-standard power-management commands Supported commands Word Description Value Identify Device commandXx07H Bit Word Description if bit is set to Bit WordFeatures register values Set Features commandCode in features register A.R.T. command 4 S.M.A.R.T. commandsSupported S.M.A.R.T. commands Momentus 5400.1 Product Manual, Rev. F Tested systems Installation considerationsCompatibility summary System CompatibilityOperating systems tested Bios versions testedTested Bios versions Operating system versions testedVendor Application Compatibility test configurationsSoftware utilities Other certificationMomentus 5400.1 Product Manual, Rev. F Technical Support Seagate Technology support servicesInternet Presales SupportData Recovery Services Call Center Toll-free Direct dial Warranty ServiceData Recovery Services Authorized Service Centers Numerics IndexPage Page Momentus 5400.1 Product Manual, Rev. F Page Seagate Technology LLC

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