Manualsbrain.com
pt
English
Deutsch
Español
Français
Italiano
Русский
조선말, 한국어
日本語
中文
Manuais
Marcas
IBM
X21
Manual Do Utilizador
IBM X21 Manual Do Utilizador
Download
Gosto
Ecrã completo
Padrão
Página
de
141
Ir
Contents
Chapter 1. Introduction .
.
.
.
.
.
.
.
.
. 1
Important service information .
.
.
.
.
.
.
.
. 1
FRU replacement strategy
.
.
.
.
.
.
.
. 1
Hard disk drive replacement strategy
.
.
.
.
. 2
How to use error messages .
.
.
.
.
.
.
. 2
How to read POST error messages .
.
.
.
.
. 2
Safety notices: multilingual translations .
.
.
.
.
. 3
Safety information.
.
.
.
.
.
.
.
.
.
.
. 12
General safety .
.
.
.
.
.
.
.
.
.
.
. 12
Electrical safety
.
.
.
.
.
.
.
.
.
.
. 13
Safety inspection guide .
.
.
.
.
.
.
.
. 14
Handling electrostatic discharge-sensitive devices
15
Grounding requirements .
.
.
.
.
.
.
.
. 16
Laser compliance statement.
.
.
.
.
.
.
.
. 17
Laser radiation.
.
.
.
.
.
.
.
.
.
.
.
. 18
Chapter 2. General descriptions .
.
.
.
.
.
. 21
Read this first .
.
.
.
.
.
.
.
.
.
.
.
. 21
Related service information .
.
.
.
.
.
.
.
. 24
Service Web site .
.
.
.
.
.
.
.
.
.
. 24
Product recovery program
.
.
.
.
.
.
.
. 24
Using Recovery CD .
.
.
.
.
.
.
.
.
. 25
Creating a Recovery Repair diskette .
.
.
.
. 26
Passwords .
.
.
.
.
.
.
.
.
.
.
.
. 26
Power management .
.
.
.
.
.
.
.
.
. 28
Checkout guide
.
.
.
.
.
.
.
.
.
.
.
. 32
Testing the computer .
.
.
.
.
.
.
.
.
. 34
Detecting system information with PC-Doctor.
.
. 35
Power system checkout .
.
.
.
.
.
.
.
. 38
Chapter 3. ThinkPad X20, X21, X22, X23, X24 .
.
. 39
Product overview .
.
.
.
.
.
.
.
.
.
.
. 42
Specifications .
.
.
.
.
.
.
.
.
.
.
. 42
Status indicators .
.
.
.
.
.
.
.
.
.
. 45
Fn key combinations .
.
.
.
.
.
.
.
.
. 47
Symptom-to-FRU index .
.
.
.
.
.
.
.
.
. 48
Numeric error codes .
.
.
.
.
.
.
.
.
. 48
Error messages
.
.
.
.
.
.
.
.
.
.
. 50
Beep symptoms
.
.
.
.
.
.
.
.
.
.
. 51
LCD-related symptoms .
.
.
.
.
.
.
.
. 52
Intermittent problems .
.
.
.
.
.
.
.
.
. 52
Undetermined problems .
.
.
.
.
.
.
.
. 53
FRU replacement notices
.
.
.
.
.
.
.
.
. 54
Screw notices .
.
.
.
.
.
.
.
.
.
.
. 54
Retaining serial numbers.
.
.
.
.
.
.
.
. 55
Removing and replacing a FRU.
.
.
.
.
.
.
. 57
1010 Battery pack.
.
.
.
.
.
.
.
.
.
. 58
1020 DIMM
.
.
.
.
.
.
.
.
.
.
.
. 59
1030 Backup battery .
.
.
.
.
.
.
.
.
. 60
1040 Hard disk drive .
.
.
.
.
.
.
.
.
. 61
iii
Anterior
Próximo
1
2
3
4
5
…
141
