Manualsbrain.com
zh
English
Deutsch
Español
Français
Italiano
Português
Русский
조선말, 한국어
日本語
份说明书
个品牌
IBM
X20
用户手册
IBM X20 用户手册
下载
喜欢
全屏
标准
页码
共
141
前往
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
上一页
下一页
1
2
3
4
5
…
141