Fujitsu MHV2040AT User Manuals

Table of Contents

• Front Cover

  1
• FOR SAFE OPERATION

  2
• Revision History

  3
• Preface

  5
• Important Alert Items

  9
• Manual Organization

  11
• Contents

  13
  • Illustrations

    20
    • Figures

      20
    • Tables

      22
• CHAPTER 1 Device Overview

  25
  • 1.1 Features

    26
    • 1.1.1 Functions and performance

      26
    • 1.1.2 Adaptability

      26
    • 1.1.3 Interface

      27
  • 1.2 Device Specifications

    28
    • 1.2.1 Specifications summary

      28
    • 1.2.2 Model and product number

      29
  • 1.3 Power Requirements Voltage [V]

    30
  • 1.4 Environmental Specifications

    32
  • 1.5 Acoustic Noise

    33
  • 1.6 Shock and Vibration

    33
  • 1.7 Reliability

    34
  • 1.8 Error Rate

    35
  • 1.9 Media Defects

    35
  • 1.10 Load/Unload Function

    35
  • 1.11 Advanced Power Management

    36
• CHAPTER 2 Device Configuration

  39
  • 2.1 Device Configuration

    40
  • 2.2 System Configuration

    41
    • 2.2.1 ATA interface

      41
    • 2.2.2 1 drive connection

      41
    • 2.2.3 2 drives connection

      42
• CHAPTER 3 Installation Conditions

  43
  • 3.1 Dimensions

    44
  • 3.2 Mounting

    45
  • 3.3 Cable Connections

    51
    • 3.3.1 Device connector

      51
    • 3.3.2 Cable connector specifications

      52
    • 3.3.3 Device connection

      52
    • 3.3.4 Power supply connector (CN1)

      53
  • 3.4 Jumper Settings

    53
    • 3.4.1 Location of setting jumpers

      53
    • 3.4.2 Factory default setting

      54
    • 3.4.3 Master drive-slave drive setting

      54
    • 3.4.4 CSEL setting

      55
    • 3.4.5 Power up in standby setting

      56
• CHAPTER 4 Theory of Device Operation

  57
  • 4.1 Outline

    58
  • 4.2 Subassemblies

    58
    • 4.2.1 Disk

      58
    • 4.2.2 Spindle

      58
    • 4.2.3 Actuator

      58
    • 4.2.4 Air filter

      59
  • 4.3 Circuit Configuration

    59
  • 4.4 Power-on Sequence

    62
  • 4.5 Self-calibration

    63
    • 4.5.1 Self-calibration contents

      63
    • 4.5.2 Execution timing of self-calibration

      64
    • 4.5.3 Command processing during self-calibration

      64
  • 4.6 Read/write Circuit

    65
    • 4.6.1 Read/write preamplifier (PreAMP)

      65
    • 4.6.2 Write circuit

      65
    • 4.6.3 Read circuit

      66
    • 4.6.4 Digital PLL circuit

      67
  • 4.7 Servo Control

    68
    • 4.7.1 Servo control circuit

      68
    • 4.7.2 Data-surface servo format

      71
    • 4.7.3 Servo frame format

      73
    • 4.7.4 Actuator motor control

      74
    • 4.7.5 Spindle motor control

      75
• CHAPTER 5 Interface

  77
  • 5.1 Physical Interface

    78
    • 5.1.1 Interface signals

      78
    • 5.1.2 Signal assignment on the connector

      79
  • 5.2 Logical Interface

    82
    • 5.2.1 I/O registers

      83
    • 5.2.2 Command block registers

      84
    • 5.2.3 Control block registers

      89
  • 5.3 Host Commands

    90
    • 5.3.1 Command code and parameters

      90
    • 5.3.2 Command descriptions

      94
    • 5.3.3 Error posting

      203
  • 5.4 Command Protocol

    205
    • 5.4.1 PIO Data transferring commands from device to host

      205
    • 5.4.2 PIO Data transferring commands from host to device

      208
    • 5.4.3 Commands without data transfer

      210
    • 5.4.4 Other commands

      211
    • 5.4.5 DMA data transfer commands

      211
  • 5.5 Ultra DMA Feature Set

    213
    • 5.5.1 Overview

      213
    • 5.5.2 Phases of operation

      214
    • 5.5.3 Ultra DMA data in commands

      214
    • 5.5.4 Ultra DMA data out commands

      219
    • 5.5.5 Ultra DMA CRC rules

      223
    • 5.5.6 Series termination required for Ultra DMA

      224
  • 5.6 Timing

    225
    • 5.6.1 PIO data transfer

      225
    • 5.6.2 Multiword data transfer

      226
    • 5.6.3 Ultra DMA data transfer

      227
    • 5.6.4 Power-on and reset

      240
• CHAPTER 6 Operations

  241
  • 6.1 Device Response to the Reset

    242
    • 6.1.1 Response to power-on

      242
    • 6.1.2 Response to hardware reset

      243
    • 6.1.3 Response to software reset

      245
    • 6.1.4 Response to diagnostic command

      246
  • 6.2 Power Save

    247
    • 6.2.1 Power save mode

      247
    • 6.2.2 Power commands

      249
  • 6.3 Defect Processing

    249
    • 6.3.1 Spare area

      249
    • 6.3.2 Alternating processing for defective sectors

      250
    • 6.3.2 Alternating processing for defective sectors

      250
  • 6.4 Read-ahead Cache

    252
    • 6.4.1 DATA buffer structure

      252
    • 6.4.2 Caching operation

      253
    • 6.4.3 Using the read segment buffer

      255
  • 6.5 Write Cache

    259
    • 6.5.1 Cache operation

      259
• Glossary

  263
• Acronyms and Abbreviations

  267
• Index

  269
• Comment Form

  275
• Back Cover

  280