Seagate ST9146752SS User Manuals

Table of Contents

• 1.0 Seagate Technology support services

  9
• 2.0 Scope

  10
• 3.0 Applicable standards and reference documentation

  11
  • 3.1 Standards

    11
    • 3.1.1 Electromagnetic compatibility

      11
    • 3.1.2 Electromagnetic compliance

      12
    • 3.1.3 European Union Restriction of Hazardous Substances (RoHS)

      13
  • 3.2 Reference documents

    13
• 4.0 General description

  14
  • 4.1 Standard features

    15
  • 4.2 Media description

    15
  • 4.3 Performance

    16
  • 4.4 Reliability

    16
  • 4.5 Formatted capacities

    16
  • 4.6 Programmable drive capacity

    17
  • 4.7 Options

    17
• 5.0 Performance characteristics

  18
  • 5.1 Internal drive characteristics

    18
  • 5.2 Seek performance characteristics

    18
    • 5.2.1 Access time

      18
    • 5.2.2 Format command execution time

      19
    • 5.2.3 General performance characteristics

      19
  • 5.3 Start/stop time

    19
  • 5.4 Prefetch/multi-segmented cache control

    20
  • 5.5 Cache operation

    20
    • 5.5.1 Caching write data

      21
    • 5.5.2 Prefetch operation

      21
• 6.0 Reliability specifications

  22
  • 6.1 Error rates

    22
    • 6.1.1 Recoverable Errors

      22
    • 6.1.2 Unrecoverable Errors

      22
    • 6.1.3 Seek errors

      23
    • 6.1.4 Interface errors

      23
  • 6.2 Reliability and service

    23
    • 6.2.1 Annualized Failure Rate (AFR) and Mean Time Between Failure (MTBF)

      23
    • 6.2.2 Preventive maintenance

      23
    • 6.2.3 Hot plugging the drive

      23
    • 6.2.4 S.M.A.R.T.

      24
    • 6.2.5 Thermal monitor

      25
    • 6.2.6 Drive Self Test (DST)

      26
    • 6.2.7 Product warranty

      28
• 7.0 Physical/electrical specifications

  29
  • 7.1 AC power requirements

    29
  • 7.2 DC power requirements

    29
    • 7.2.1 Conducted noise immunity

      32
    • 7.2.2 Power sequencing

      32
    • 7.2.3 Current profiles

      33
  • 7.3 Power dissipation

    35
  • 7.4 Environmental limits

    37
    • 7.4.1 Temperature

      37
    • 7.4.2 Relative humidity

      37
    • 7.4.3 Effective altitude (sea level)

      38
    • 7.4.4 Shock and vibration

      38
    • 7.4.5 Air cleanliness

      40
    • 7.4.6 Corrosive environment

      40
    • 7.4.7 Acoustics

      41
    • 7.4.8 Electromagnetic susceptibility

      41
  • 7.5 Mechanical specifications

    42
• 8.0 About FIPS

  43
• 9.0 About self-encrypting drives

  45
  • 9.1 Data encryption

    45
  • 9.2 Controlled access

    45
    • 9.2.1 Admin SP

      45
    • 9.2.2 Locking SP

      45
    • 9.2.3 Default password

      46
  • 9.3 Random number generator (RNG)

    46
  • 9.4 Drive locking

    46
  • 9.5 Data bands

    46
  • 9.6 Cryptographic erase

    46
  • 9.7 Authenticated firmware download

    46
  • 9.8 Power requirements

    47
  • 9.9 Supported commands

    47
• 10.0 Defect and error management

  48
  • 10.1 Drive internal defects/errors

    48
  • 10.2 Drive error recovery procedures

    48
  • 10.3 SAS system errors

    49
  • 10.4 Background Media Scan

    50
  • 10.5 Media Pre-Scan

    50
  • 10.6 Deferred Auto-Reallocation

    50
  • 10.7 Idle Read After Write

    51
• 11.0 Installation

  52
  • 11.1 Drive orientation

    52
  • 11.2 Cooling

    53
  • 11.3 Drive mounting

    54
  • 11.4 Grounding

    54
• 12.0 Interface requirements

  55
  • 12.1 SAS features

    55
    • 12.1.1 Task management functions

      55
    • 12.1.2 Task management responses

      55
  • 12.2 Dual port support

    56
  • 12.3 SCSI commands supported

    57
    • 12.3.1 Inquiry data

      61
    • 12.3.2 Mode Sense data

      61
  • 12.4 Miscellaneous operating features and conditions

    65
    • 12.4.1 SAS physical interface

      66
    • 12.4.2 Physical characteristics

      69
    • 12.4.3 Connector requirements

      69
    • 12.4.4 Electrical description

      69
    • 12.4.5 Pin descriptions

      69
    • 12.4.6 SAS transmitters and receivers

      70
    • 12.4.7 Power

      71
  • 12.5 Signal characteristics

    71
    • 12.5.1 Ready LED Out

      71
    • 12.5.2 Differential signals

      71
  • 12.6 SAS-2 Specification compliance

    72
  • 12.7 Additional information

    72
    • Numerics

      73
    • A

      73
    • B

      73
    • C

      73
    • D

      73
    • E

      74
    • F

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    • G

      74
    • H

      74
    • I

      74
    • J

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    • K

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    • L

      74
    • M

      74
    • N

      75
    • O

      75
    • P

      75
    • Q

      75
    • R

      75
    • S

      76
    • T

      76
    • U

      76
    • V

      76
    • W

      76
    • Z

      76