Seagate ST92014A, ST94019A, ST93015A manual Introduction, Momentus 42 disc drive

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1.0Introduction

This manual describes the functional, mechanical and interface specifications for the following Seagate® Momentus™ 42 drives:

•ST94019A

•ST92014A

•ST93015A

These drives provide the following key features:

•4,200-RPM-class1performance spindle speed and 2-Mbyte buffer combine for superior performance.

•Quiet operation. Fluid Dynamic Bearing (FDB) motor.

•High instantaneous (burst) data transfer rates (up to 100 Mbytes per second) using Ultra DMA mode 5.

•Giant magnetoresistive (GMR) recording heads and EPRML technology, which provide the drives with increased areal density.

•State-of-the-art cache and on-the-fly error-correction algorithms.

•Full-track multiple-sector transfer capability without local processor intervention.

•800 Gs nonoperating shock, and 225 Gs operating shock.

•SeaTools diagnostic software performs a drive self-test that eliminates unnecessary drive returns.

•The 3D Defense System™, which includes Drive Defense, Data Defense, and Diagnostic Defense, offers the industry’s most comprehensive protection for disc drives.

•Support for S.M.A.R.T. drive monitoring and reporting.

•Support for Read Multiple and Write Multiple commands.

•Support for autodetection of master/slave drives that use cable select (CSEL).

Figure 1. Momentus 42 disc drive

1Actual spin speed is 5,400 RPM.

Momentus 42 Product Manual, Rev. A

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Contents Momentus Page Momentus Page Revision Date Sheets Affected Revision status summary sheetRev. a 05/03/2004 All Page Contents Momentus 42 Product Manual, Rev. a List of Figures Viii Momentus 42 Product Manual, Rev. a Momentus 42 disc drive IntroductionMomentus 42 Product Manual, Rev. a Drive specification ST94019A ST93015A ST92014A 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 Momentus 42 Product Manual, Rev. a 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 Word Description Value Identify Device commandXxxxH Description if bit is set to Bit Features 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 Technical Support Seagate Technology support servicesInternet MySeagate Reseller.seagate.com Presales SupportAuthorized Service Centers Warranty ServiceCall Center Toll-free Direct dial FAX / Internet Call Center Toll-free Direct dialAmericas +1-405-324-47301 +1-405-324-4704 Americas SEAGATE2 +1-405-324-47003 +1-405-324-4702Toll-Free Support Numbers FAX Services-All Europe toll callCall Center Presales and Technical Support Warranty Service Asia/Pacific Support Services Momentus 42 Product Manual, Rev. a Numerics IndexPage Page Momentus 42 Product Manual, Rev. a Page Seagate Technology LLC