ThinkPad

700,

700C,

720, 720C

 

(9552)

 

 

 

 

 

 

General Checkout . . . . . . . . . . . . .

Memory Checkout

 

. . . . . . . . . . . . .

Power

Systems

Checkout . . . . . . . . . . .

71

Power

Management

Features . . . . . . . . .

81

Symptom-to-FRU Index

 

. . . . . . . . . . . .

Numeric Error

Codes. . . . . . . . . . . . . . 82

Beep Symptoms . . . . . . . . . . . . .

Miscellaneous Symptoms

. . . . . . . . . . .

Undetermined Problem . . . . . . . . . . .

Related

Service

Procedures. . . . . . . . . . . .

94

System

Status

Indicators. . . . . . . . . . . .

94

Check

Point

(CP)

Codes. . . . . . . . . . . .

96

System

Error

Log . . . . . . . . . . . . .

. . 96

Checking

the

Installed

Devices. . List. . . . .

97

Power-On

Password

(700,

700C) . . . . . . . .

97

Power-On

Password

(720,

720C). . . . . . . .

97

Privileged-Access

Password

(PAP). . . . . . .

 

97

 

 

Set

Startup

Sequence. . . . . . . . . . . .

.

98

 

Restore

System

 

Partition. . . . . . . . . . .

 

.

98

 

Hard

 

Disk

Low

Level

Format. . . . . . . . . .

99

 

Replacing

 

the

Hard

Disk .Drive. . . . . . . .

99

 

 

System Diskettes (Reference and Diagnostic)

.

 

100

Making

 

a

System

 

Partition

Backup

Copy . . .

101

 

Japanese

 

Model

 

Diskette

Drive

and Diskette

.

102

173

and

11350

 

Error

Combination. . . . . .

102

 

 

PCMCIA

 

Card

Removal Tip . . . . . . . . .

 

102

 

Product Overview . . . . . . . . . . . . .

FRU

Removals

and

 

Replacements. . . . . . . .

 

104

 

 

Locations . . . . . . . . . . . . . . .

Front View

 

 

. . . . . . . . . . . . . .

System

Board

(700) . . . . . . . . . . . . .

111

System

Board

(720,

720C). . . . . . . . . .

 

112

 

Video Card

 

. . . . . . . . . . . . . .

Keyboard

 

Control

Card. . . . . . . . . . . .

113

Voltage Converter

. . . . . . . . . . . .

Parts

Listing

(700). . . . . . . . . . . . . . .

115

Parts

Listing

(720,

720C). . . . . . . . . . . .

118

 

FRU

Service

Procedures. . . . . . . . . . .

 

124

 

Copyright IBM Corp. 1995

67