Benutzerhandbuch für Seagate ST373405LW/LWV/LC/LCV

Inhaltsverzeichnis

• 1.0 Scope 1

  7
• 2.0 Applicable standards and reference documentation 3

  7
  • 2.1 Standards 3

    7
    • 2.1.1 Electromagnetic compatibility 3

      7
    • 2.1.2 Electromagnetic susceptibility 3

      7
  • 2.2 Electromagnetic compliance 3

    7
  • 2.3 Reference documents 4

    7
• 3.0 General description 5

  7
  • 3.1 Standard features 7

    7
  • 3.2 Media characteristics 7

    7
  • 3.3 Performance 7

    7
  • 3.4 Reliability 7

    7
  • 3.5 Unformatted and formatted capacities 8

    7
  • 3.6 Programmable drive capacity 8

    7
  • 3.7 Factory installed accessories 8

    7
  • 3.8 Options (factory installed) 8

    7
  • 3.9 Accessories (user installed) 8

    7
• 4.0 Performance characteristics 9

  7
  • 4.1 Internal drive characteristics (transparent to user) 9

    7
  • 4.2 SCSI performance characteristics (visible to user) 9

    7
    • 4.2.1 Access time 9

      7
    • 4.2.2 Format command execution time (minutes) 9

      7
    • 4.2.3 Generalized performance characteristics 9

      7
  • 4.3 Start/stop time 10

    7
  • 4.4 Prefetch/multi-segmented cache control 10

    7
  • 4.5 Cache operation 11

    7
    • 4.5.1 Caching write data 11

      7
    • 4.5.2 Prefetch operation 12

      7
    • 4.5.3 Optimizing cache performance for desktop and server applications 12

      7
• 5.0 Reliability specifications 13

  7
  • 5.1 Error rates 13

    7
    • 5.1.1 Environmental interference 13

      7
    • 5.1.2 Read errors 13

      7
    • 5.1.3 Write errors 13

      7
    • 5.1.4 Seek errors 13

      7
  • 5.2 Reliability and service 14

    7
    • 5.2.1 Mean time between failure (MTBF) 14

      7
    • 5.2.2 Preventive maintenance 14

      7
    • 5.2.3 Service life 14

      7
    • 5.2.4 Service philosophy 14

      7
    • 5.2.5 Service tools 14

      7
    • 5.2.6 Hot plugging Cheetah 73LP disc drives 15

      7
    • 5.2.7 S.M.A.R.T. 15

      7
    • 5.2.8 Drive Self Test (DST) 16

      7
    • 5.2.9 Product warranty 19

      7
• 6.0 Physical/electrical specifications 21

  7
  • 6.1 AC power requirements 21

    7
  • 6.2 DC power requirements 21

    7
    • 6.2.1 Conducted noise immunity 22

      7
    • 6.2.2 Power sequencing 22

      7
    • 6.2.3 12 V - Current profile 22

      7
  • 6.3 Power dissipation 25

    7
  • 6.4 Environmental limits 27

    7
    • 6.4.1 Temperature 27

      8
    • 6.4.2 Relative humidity 27

      8
    • 6.4.3 Effective altitude (sea level) 27

      8
    • 6.4.4 Shock and vibration 28

      8
    • 6.4.5 Air cleanliness 30

      8
    • 6.4.6 Acoustics 30

      8
    • 6.4.7 Electromagnetic susceptibility 30

      8
  • 6.5 Mechanical specifications 31

    8
• 7.0 Defect and error management 33

  8
  • 7.1 Drive internal defects 33

    8
  • 7.2 Drive error recovery procedures 33

    8
  • 7.3 SCSI systems errors 34

    8
• 8.0 Installation 35

  8
  • 8.1 Drive ID/option select header 35

    8
    • 8.1.1 Notes for Figures 15, 16, and 17. 38

      8
    • 8.1.2 Function description 39

      8
  • 8.2 Drive orientation 40

    8
  • 8.3 Cooling 40

    8
  • 8.4 Drive mounting 41

    8
  • 8.5 Grounding 41

    8
• 9.0 Interface requirements 43

  8
  • 9.1 General description 43

    8
  • 9.2 SCSI interface messages supported 43

    8
  • 9.3 SCSI interface commands supported 44

    8
    • 9.3.1 Inquiry Vital Product data 47

      8
    • 9.3.2 Mode Sense data 48

      8
  • 9.4 SCSI bus conditions and miscellaneous features supported 51

    8
  • 9.5 Synchronous data transfer 52

    8
    • 9.5.1 Synchronous data transfer periods supported 52

      8
    • 9.5.2 REQ/ACK offset 52

      8
  • 9.6 Physical interface 52

    8
    • 9.6.1 DC cable and connector 52

      8
    • 9.6.2 SCSI interface physical description 54

      8
    • 9.6.3 SCSI interface cable requirements 54

      8
    • 9.6.4 Mating connectors 55

      8
  • 9.7 Electrical description 64

    8
    • 9.7.1 Multimode—SE and LVD alternatives 64

      8
  • 9.8 Terminator requirements 66

    8
  • 9.9 Terminator power 67

    8
  • 9.10 Disc drive SCSI timing 68

    8
  • 9.11 Drive activity LED 69

    8
• 10.0 Seagate Technology support services 71

  8
• Figure 1. Cheetah 73LP family drive (ST373405LW shown) 1

  9
• Figure 2. Cheetah 73LP family drive 6

  9
• Figure 3. Typical ST373405 drive +12 V current profile 22

  9
• Figure 4. Typical ST336605 drive +12 V current profile 23

  9
• Figure 5. Typical ST373405 drive +5 V current profile 23

  9
• Figure 6. Typical ST336605 drive +5 V current profile 24

  9
• Figure 7. ST373405 DC current and power vs. input/output operations per second (SE) 25

  9
• Figure 8. ST373405 DC current and power vs. input/output operations per second (LVD) 25

  9
• Figure 9. ST336605 DC current and power vs. input/output operations per second (SE) 26

  9
• Figure 10. ST336605 DC current and power vs. input/output operations per second (LVD) 26

  9
• Figure 11. Location of the HDA Temperature check point 27

  9
• Figure 12. Recommended mounting 29

  9
• Figure 13. LW and LWV mounting configuration dimensions 31

  9
• Figure 14. LC and LCV mounting configuration dimensions 32

  9
• Figure 15. J6 jumper header 36

  9
• Figure 16. J5 jumper header (on LW/LWV models only) 37

  9
• Figure 17. J2 option select header 38

  9
• Figure 18. Air flow (suggested) 40

  9
• Figure 19. LW and LWV model drive physical interface (68-pin J1 SCSI I/O connector) 53

  9
• Figure 20. LC and LCV model drive physical interface (80-pin J1 SCSI I/O connector) 53

  9
• Figure 21. SCSI daisy chain interface cabling for LW and LWV drives 57

  9
• Figure 22. Nonshielded 68-pin SCSI device connector used on LW and LWV drives 58

  9
• Figure 23. Nonshielded 80-pin SCSI “SCA-2” connector, used on LC and LCV drives 59

  9
• Figure 24. Typical SE-LVD alternative transmitter receiver circuits 65

  9
• 1.0 Scope

  11
• 2.0 Applicable standards and reference documentation

  13
  • 2.1 Standards

    13
    • 2.1.1 Electromagnetic compatibility

      13
    • 2.1.2 Electromagnetic susceptibility

      13
  • 2.2 Electromagnetic compliance

    13
  • 2.3 Reference documents

    14
• 3.0 General description

  15
  • 3.1 Standard features

    17
  • 3.2 Media characteristics

    17
  • 3.3 Performance

    17
  • 3.4 Reliability

    17
  • 3.5 Unformatted and formatted capacities

    18
  • 3.6 Programmable drive capacity

    18
  • 3.7 Factory installed accessories

    18
  • 3.8 Options (factory installed)

    18
  • 3.9 Accessories (user installed)

    18
• 4.0 Performance characteristics

  19
  • 4.1 Internal drive characteristics (transparent to user)

    19
  • 4.2 SCSI performance characteristics (visible to user)

    19
    • 4.2.1 Access time [5]

      19
    • 4.2.2 Format command execution time (minutes) [1]

      19
    • 4.2.3 Generalized performance characteristics

      19
  • 4.3 Start/stop time

    20
  • 4.4 Prefetch/multi-segmented cache control

    20
  • 4.5 Cache operation

    21
    • 4.5.1 Caching write data

      21
    • 4.5.2 Prefetch operation

      22
    • 4.5.3 Optimizing cache performance for desktop and server applications

      22
• 5.0 Reliability specifications

  23
  • 5.1 Error rates

    23
    • 5.1.1 Environmental interference

      23
    • 5.1.2 Read errors

      23
    • 5.1.3 Write errors

      23
    • 5.1.4 Seek errors

      23
  • 5.2 Reliability and service

    24
    • 5.2.1 Mean time between failure (MTBF)

      24
    • 5.2.2 Preventive maintenance

      24
    • 5.2.3 Service life

      24
    • 5.2.4 Service philosophy

      24
    • 5.2.5 Service tools

      24
    • 5.2.6 Hot plugging Cheetah 73LP disc drives

      25
    • 5.2.7 S.M.A.R.T.

      25
    • 5.2.8 Drive Self Test (DST)

      26
      • 5.2.8.1 DST Failure Definition

        27
      • 5.2.8.2 Implementation

        27
        • 5.2.8.2.1 State of the drive prior to testing

          27
        • 5.2.8.2.2 Invoking DST

          27
        • 5.2.8.2.3 Short and extended tests

          28
        • 5.2.8.2.4 Log page entries

          28
        • 5.2.8.2.5 Abort

          28
    • 5.2.9 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

      32
    • 6.2.2 Power sequencing

      32
    • 6.2.3 12 V - Current profile

      32
  • 6.3 Power dissipation

    35
  • 6.4 Environmental limits

    37
    • 6.4.1 Temperature

      37
    • 6.4.2 Relative humidity

      37
    • 6.4.3 Effective altitude (sea level)

      37
    • 6.4.4 Shock and vibration

      38
      • 6.4.4.1 Shock

        38
      • 6.4.4.2 Vibration

        40
    • 6.4.5 Air cleanliness

      40
    • 6.4.6 Acoustics

      40
    • 6.4.7 Electromagnetic susceptibility

      40
  • 6.5 Mechanical specifications

    41
• 7.0 Defect and error management

  43
  • 7.1 Drive internal defects

    43
  • 7.2 Drive error recovery procedures

    43
  • 7.3 SCSI systems errors

    44
• 8.0 Installation

  45
  • 8.1 Drive ID/option select header

    45
    • 8.1.1 Notes for Figures 15, 16, and 17.

      48
    • 8.1.2 Function description

      49
  • 8.2 Drive orientation

    50
  • 8.3 Cooling

    50
  • 8.4 Drive mounting

    51
  • 8.5 Grounding

    51
• 9.0 Interface requirements

  53
  • 9.1 General description

    53
  • 9.2 SCSI interface messages supported

    53
  • 9.3 SCSI interface commands supported

    54
    • 9.3.1 Inquiry Vital Product data

      57
    • 9.3.2 Mode Sense data

      58
  • 9.4 SCSI bus conditions and miscellaneous features supported

    61
  • 9.5 Synchronous data transfer

    62
    • 9.5.1 Synchronous data transfer periods supported

      62
    • 9.5.2 REQ/ACK offset

      62
  • 9.6 Physical interface

    62
    • 9.6.1 DC cable and connector

      62
    • 9.6.2 SCSI interface physical description

      64
    • 9.6.3 SCSI interface cable requirements

      64
    • 9.6.4 Mating connectors

      65
      • 9.6.4.1 Mating connectors for LW and LWV model drives

        65
      • 9.6.4.2 Mating connectors for LC and LCV model drives

        65
  • 9.7 Electrical description

    74
    • 9.7.1 Multimode—SE and LVD alternatives

      74
      • 9.7.1.1 General cable characteristics

        75
      • 9.7.1.2 Single-ended drivers/receivers

        75
      • 9.7.1.3 Cables for low voltage differential drivers/receivers

        76
  • 9.8 Terminator requirements

    76
  • 9.9 Terminator power

    77
  • 9.10 Disc drive SCSI timing

    78
  • 9.11 Drive activity LED

    79
• 10.0 Seagate Technology support services

  81
  • Symbols

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  • Numerics

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