Fujitsu MHY2250BH User Manuals

Table of Contents

• Front Cover

  1
• FOR SAFE OPERATION

  2
• Revision History

  3
• Preface

  6
• 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

    31
  • 1.4 Environmental Specifications

    34
  • 1.5 Acoustic Noise

    35
  • 1.6 Shock and Vibration

    35
  • 1.7 Reliability

    36
  • 1.8 Error Rate

    37
  • 1.9 Media Defects

    37
  • 1.10 Load/Unload Function

    37
    • 1.10.1 Recommended power-off sequence

      38
  • 1.11 Advanced Power Management (APM)

    38
  • 1.12 Interface Power Management (IPM)

    40
    • 1.12.1 Host-initiated interface power management (HIPM)

      40
    • 1.12.2 Device-initiated interface power management (DIPM)

      40
• CHAPTER 2 Device Configuration

  43
  • 2.1 Device Configuration

    44
  • 2.2 System Configuration

    45
    • 2.2.1 SATA interface

      45
    • 2.2.2 Drive connection

      45
• CHAPTER 3 Installation Conditions

  47
  • 3.1 Dimensions

    48
  • 3.2 Mounting

    49
  • 3.3 Connections with Host System

    55
    • 3.3.1 Device connector

      55
    • 3.3.2 Signal segment and power supply segment

      56
    • 3.3.3 Connector specifications for host system

      56
    • 3.3.4 SATA interface cable connection

      57
    • 3.3.5 Note about SATA interface cable connection

      57
• CHAPTER 4 Theory of Device Operation

  59
  • 4.1 Outline

    60
  • 4.2 Subassemblies

    60
    • 4.2.1 Disk

      60
    • 4.2.2 Spindle

      60
    • 4.2.3 Actuator

      60
    • 4.2.4 Air filter

      61
  • 4.3 Circuit Configuration

    61
  • 4.4 Power-on Sequence

    64
  • 4.5 Self-calibration

    66
    • 4.5.1 Self-calibration contents

      66
    • 4.5.2 Execution timing of self-calibration

      67
    • 4.5.3 Command processing during self-calibration

      67
  • 4.6 Read/write Circuit

    68
    • 4.6.1 Read/write preamplifier (PreAMP)

      68
    • 4.6.2 Write circuit

      68
    • 4.6.3 Read circuit

      69
    • 4.6.4 Digital PLL circuit

      70
  • 4.7 Servo Control

    71
    • 4.7.1 Servo control circuit

      71
    • 4.7.2 Data-surface servo format

      73
    • 4.7.3 Servo frame format

      75
    • 4.7.4 Actuator motor control

      76
    • 4.7.5 Spindle motor control

      77
• CHAPTER 5 Interface

  79
  • 5.1 Physical Interface

    80
    • 5.1.1 Interface signals

      80
    • 5.1.2 Signal interface regulation

      82
    • 5.1.3 Electrical specifications

      84
    • 5.1.4 Connector pinouts

      85
    • 5.1.5 P11 function

      86
    • 5.1.6 Hot Plug

      88
  • 5.2 Logical Interface

    89
    • 5.2.1 Communication layers

      90
    • 5.2.2 Outline of the Shadow Block Register

      91
    • 5.2.3 Outline of the frame information structure (FIS)

      92
    • 5.2.4 Shadow block registers

      100
  • 5.3 Host Commands

    105
    • 5.3.1 Command code and parameters

      105
    • 5.3.2 Command descriptions

      108
    • 5.3.3 Error posting

      250
  • 5.4 Command Protocol

    252
    • 5.4.1 Non-data command protocol

      253
    • 5.4.2 PIO data-in command protocol

      255
    • 5.4.3 PIO data-out command protocol

      257
    • 5.4.4 DMA data-in command protocol

      259
    • 5.4.5 DMA data-out command protocol

      260
    • 5.4.6 Native Command Queuing protocol

      261
  • 5.5 Power-on and COMRESET

    264
• CHAPTER 6 Operations

  267
  • 6.1 Reset and Diagnosis

    268
    • 6.1.1 Response to power-on

      268
    • 6.1.2 Response to COMRESET

      270
    • 6.1.3 Response to a software reset

      273
  • 6.2 Power Save

    274
    • 6.2.1 Power save mode

      274
    • 6.2.2 Power commands

      276
  • 6.3 Power Save Controlled by Interface Power Management (IPM)

    277
    • 6.3.1 Power save mode of the interface

      277
  • 6.4 Read-ahead Cache

    279
    • 6.4.1 Data buffer structure

      279
    • 6.4.2 Caching operation

      280
    • 6.4.3 Using the read segment buffer

      282
  • 6.5 Write Cache

    286
    • 6.5.1 Cache operation

      286
• CHAPTER 7 Maintenance and Diagnosis

  289
  • 7.1 Maintenance

    290
    • 7.1.1 Rules for maintenance

      290
    • 7.1.2 Maintenance requirements

      291
    • 7.1.3 Maintenance levels

      293
    • 7.1.4 Disk drive revision number

      294
    • 7.1.5 Tools and test equipment

      296
    • 7.1.6 Self-diagnostics

      296
    • 7.1.7 Test

      296
  • 7.2 Operation Confirmation

    299
    • 7.2.1 Operation test

      299
    • 7.2.2 Diagnostic test

      299
  • 7.3 Troubleshooting Procedure

    300
    • 7.3.1 Troubleshooting procedure

      300
    • 7.3.2 Troubleshooting disk drive replaced in field

      300
    • 7.3.3 Troubleshooting at factory

      302
  • 7.4 Disk Drive Removal Procedure

    303
  • 7.5 Spare Disk Drive

    303
• Glossary

  305
• Acronyms and Abbreviations

  309
• Index

  311
• Comment Form

  317
• Back Cover

  322