C141-F043-01ENMHL2300AT, MHM2200AT,MHM2150AT, MHM2100ATDISK DRIVESMAINTENANCE MANUAL

revision history

operating environment

important alert items

manual organization

chapter 1 maintenance and diagnosis

operation confirmation

troubleshooting procedure

chapter 2 removal and replacement procedure

spare parts

Fujitsu MHL2300AT Maintenance Manual

chapter 3 installation conditions

functions and performance

device specifications

power requirements

environmental specifications

acoustic noise

error rate

chapter 2 device configuration

device configuration

figure 2.2 configuration of disk media heads

system configuration

figure 3.3 mounting frame structure

figure 3.4 location of breather

figure 3.6 service area (sample: mhl2300at)

figure 3.7 handling cautions

cable connections

cable connector specifications

jumper settings

factory default setting

csel setting

air filter

circuit configuration

figure 4.3 circuit configuration

power-on sequence

figure 4.4 power-on operation sequence

execution timing of self-calibration

command processing during self-calibration

write circuit

figure 4.5 read/write circuit block diagram

read circuit

digital pll circuit

servo control

data-surface servo format

figure 4.8 physical sector servo configuration on disk surface

servo frame format

actuator motor control

spindle motor control

chapter 5 interface

physical interface

signal assignment on the connector

logical interface

i/o registers

command block registers

control block registers

command code and parameters

command descriptions

error posting

command protocol

figure 5.3 read sector(s) command protocol

data transferring commands from host to device

commands without data transfer

other commands

ultra dma feature set

phases of operation

data transfer phase

ultra dma data in commands

ultra dma data out commands

series termination required for ultra dma

pio data transfer

multiword dma data transfer

transfer of ultra dma data

ultra dma data burst timing requirements

sustained ultra dma data in burst

power-on and reset

device response to the reset

figure 6.1 response to power-on

response to hardware reset

response to software reset

response to diagnostic command

address translation

logical address

power save

power commands

spare area

figure 6.8 alternate cylinder assignment

data buffer configuration

usage of read segment

sequential read

full hit (hit all)

partially hit

write cache

acronyms and abbreviations

DISK DRIVES MHL2300AT

MHM2100AT - Mobile 10 GB Hard Drive

MHM2150AT - Mobile 15 GB Hard Drive

MHM2200AT - Mobile 20 GB Hard Drive

Fujitsu MHL2300AT Maintenance Manual

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Contents revision history operating environment important alert items manual organization chapter 1 maintenance and diagnosis operation confirmation troubleshooting procedure chapter 2 removal and replacement procedure spare parts	C141-F043-01ENMHL2300AT, MHM2200AT,MHM2150AT, MHM2100ATDISK DRIVESMAINTENANCE MANUAL Next / 30