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Seagate ST3750840NS, ST3250820NS, ST3250620NS manual Barracuda ES Serial ATA Product Manual, Rev. D

Models: ST3320820NS ST3320620NS ST3250620NS ST3750840NS ST3750640NS ST3250820NS ST3500630NS ST3400620NS ST3500830NS ST3400820NS

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ii	Barracuda ES Serial ATA Product Manual, Rev. D

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Seagate ST3750840NS, ST3250820NS, ST3250620NS, ST3320620NS, ST3750640NS manual Barracuda ES Serial ATA Product Manual, Rev. D

Contents

Barracuda ES Serial ATA Revision history Revision Date Contents Barracuda ES Serial ATA Product Manual, Rev. D List of Figures Page Introduction About the Serial ATA interface Drive specifications Specification summary tables Drive specifications summary for 750 Gbyte models Drive specification ST3750640NS ST3750840NS Barracuda ES Serial ATA Product Manual, Rev. D Drive specifications summary for 500 Gbyte models Drive specification ST3500630NS ST3500830NS Following web Drive specifications summary for 400 Gbyte models Drive specification ST3400620NS ST3400820NS Barracuda ES Serial ATA Product Manual, Rev. D Drive specifications summary for 320 Gbyte models Drive specification ST3320620NS ST3320820NS Barracuda ES Serial ATA Product Manual, Rev. D Drive specifications summary for 250 Gbyte models Drive specification ST3250620NS ST3250820NS Barracuda ES Serial ATA Product Manual, Rev. D Default logical geometry LBA modeFormatted capacity Cylinders Read/write heads Sectors per track 16,383 Recording and interface technology Physical characteristics750GB 500GB 400GB 320GB 250GB Start/stop times Seek timeTypical seek times msec Read Write Power specifications Conducted noise Typical current profilesVoltage tolerance Power-management modes Active modeIdle mode Sleep mode Environmental specifications Acoustics VibrationOperating vibration Nonoperating vibration Radio frequency environments Electromagnetic immunityTest Description Performance level Reference standard Safety certification ReliabilityAgency certification Electromagnetic compatibility Australian C-Tick N176 Korean RRLFCC verification Corrosive environment Environmental protectionChina Restriction of Hazardous Substances RoHS Directive Barracuda ES Serial ATA Product Manual, Rev. D Configuring and mounting the drive Handling and static-discharge precautions Configuring the drive Serial ATA cables and connectors Mounting dimensions-top, side and end view Drive mounting Barracuda ES Serial ATA Product Manual, Rev. D Serial ATA Sata interface Hot-Plug compatibility Serial ATA device plug connector pin definitions Serial ATA connector pin definitionsSignal Pin Function Definition Supported ATA commands Supported ATA commandsCommand name Command code in hex F4H Identify Device command Word Description Value Xx07H 128 Security status 0001H 129 Seagate-reserved Description if bit is set to Bit Word Bit Word Set Features command Set Features command values M.A.R.T. commands 3 S.M.A.R.T. commandsCode in features register A.R.T. command Presales Support InternetTechnical Support Data Recovery Services Authorized Service Centers Warranty ServiceData Recovery Services Call Center Toll-free Direct dial Index ITE Page Barracuda ES Serial ATA Product Manual, Rev. D Page Disc Drive, Scotts Valley, California 95066-4544, USA