Seagate ST9146802SS マニュアル

目次

• 1.0 Scope

  7
• 2.0 Applicable standards and reference documentation

  9
• 2.1 Standards

  9
• 2.1.1 Electromagnetic compatibility

  9
• 2.1.1.1 Electromagnetic susceptibility

  9
• 2.1.2 Electromagnetic compliance

  10
• 2.1.3 European Union Restriction of Hazardous Substances (RoHS)

  11
• 2.2 Reference documents

  11
• 3.0 General description

  13
• 3.1 Standard features

  14
• 3.2 Media description

  14
• 3.3 Performance

  14
• 3.4 Reliability

  15
• 3.5 Formatted capacities

  15
• 3.6 Programmable drive capacity

  15
• 3.7 Factory-installed accessories

  15
• 3.8 Factory-installed options

  16
• 4.0 Performance characteristics

  17
• 4.1 Internal drive characteristics

  17
• 4.2 Seek performance characteristics

  17
• 4.2.1 Access time

  17
• 4.2.2 Format command execution time for 512-byte sectors (minutes)

  18
• 4.2.3 General performance characteristics

  18
• 4.3 Start/stop time

  19
• 4.4 Prefetch/multi-segmented cache control

  19
• 4.5 Cache operation

  19
• 4.5.1 Caching write data

  20
• 4.5.2 Prefetch operation

  20
• 5.0 Reliability specifications

  23
• 5.1 Error rates

  23
• 5.1.1 Recoverable Errors

  23
• 5.1.2 Unrecoverable Errors

  23
• 5.1.3 Seek errors

  24
• 5.1.4 Interface errors

  24
• 5.2 Reliability and service

  24
• 5.2.1 Annualized Failure Rate (AFR) and Mean Time Between Failure (MTBF)

  24
• 5.2.2 Preventive maintenance

  24
• 5.2.3 Hot plugging the drive

  24
• 5.2.4 S.M.A.R.T.

  25
• 5.2.5 Thermal monitor

  26
• 5.2.6 Drive Self Test (DST)

  27
• 5.2.6.1 DST failure definition

  27
• 5.2.6.2 Implementation

  27
• 5.2.6.2.1 State of the drive prior to testing

  28
• 5.2.6.2.2 Invoking DST

  28
• 5.2.6.2.3 Short and extended tests

  28
• 5.2.6.2.4 Log page entries

  29
• 5.2.6.2.5 Abort

  29
• 5.2.7 Product warranty

  29
• 6.0 Physical/electrical specifications

  31
• 6.1 AC power requirements

  31
• 6.2 DC power requirements

  31
• 6.2.1 Conducted noise immunity

  33
• 6.2.2 Power sequencing

  33
• 6.2.3 Current profiles

  33
• 6.3 Power dissipation

  35
• 6.4 Environmental limits

  36
• 6.4.1 Temperature

  36
• 6.4.2 Relative humidity

  37
• 6.4.3 Effective altitude (sea level)

  37
• 6.4.4 Shock and vibration

  37
• 6.4.4.1 Shock

  37
• 6.4.4.2 Vibration

  39
• 6.4.5 Air cleanliness

  39
• 6.4.6 Corrosive environment

  39
• 6.4.7 Acoustics

  40
• 6.4.8 Electromagnetic susceptibility

  40
• 6.5 Mechanical specifications

  41
• 7.0 Defect and error management

  43
• 7.1 Drive internal defects/errors

  43
• 7.2 Drive error recovery procedures

  43
• 7.3 SAS system errors

  45
• 7.4 Background Media Scan

  45
• 7.5 Media Pre-Scan

  46
• 7.6 Deferred Auto-Reallocation

  46
• 7.7 Idle Read After Write

  46
• 8.0 Installation

  47
• 8.1 Drive orientation

  47
• 8.2 Cooling

  48
• 8.3 Drive mounting

  49
• 8.4 Grounding

  49
• 9.0 Interface requirements

  51
• 9.1 SAS features

  51
• 9.1.1 task management functions

  51
• 9.1.2 task management responses

  51
• 9.2 Dual port support

  52
• 9.3 SCSI commands supported

  53
• 9.3.1 Inquiry data

  57
• 9.3.2 Mode Sense data

  57
• 9.4 Miscellaneous operating features and conditions

  61
• 9.4.1 SAS physical interface

  62
• 9.4.2 Physical characteristics

  65
• 9.4.3 Connector requirements

  65
• 9.4.4 Electrical description

  65
• 9.4.5 Pin descriptions

  65
• 9.4.6 SAS transmitters and receivers

  66
• 9.4.7 Power

  66
• 9.5 Signal characteristics

  66
• 9.5.1 Ready LED Out

  66
• 9.5.2 Differential signals

  67
• 9.5.2.1 Eye masks

  67
• 9.5.2.1.1 Eye masks overview

  67
• 9.5.2.1.2 Receive eye mask

  68
• 9.5.2.1.3 Jitter tolerance masks

  68
• 9.5.2.2 Transmitter signal characteristics

  70
• 9.5.2.3 Receiver signal characteristics

  71
• 9.5.2.3.1 Jitter

  71
• 9.5.2.3.2 Receiver jitter tolerance

  72
• 9.5.2.3.3 Compliant jitter test pattern (CJTPAT)

  72
• 9.5.2.3.4 Impedance specifications

  72
• 9.5.2.4 Electrical TxRx connections

  73
• 9.5.2.4.1 Transmitter characteristics

  73
• 9.5.2.5 Receiver characteristics

  76
• 10.0 Seagate Technology support services

  77
  • Numerics

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  • A

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  • B

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  • C

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  • D

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  • E

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  • F

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  • G

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  • H

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  • I

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  • J

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  • L

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  • M

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  • N

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  • O

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  • P

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  • Q

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  • R

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  • S

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  • T

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  • U

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  • V

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  • W

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  • Z

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