ThinkPad X20, X21, X22 X24 Hardware Maintenance Manual
First Edition March
Chapter 2. General descriptions
Contents
Chapter 1. Introduction
Chapter 3. ThinkPad X20, X21, X22, X23
Chapter 4. Notices
Before replacing parts
Important service information
FRU replacement strategy
Chapter 1. Introduction
How to use error messages
Hard disk drive replacement strategy
How to read POST error messages
Safety notices multilingual translations
Safety Notice
Safety Notice
4 ThinkPad X20, X21, X22, X23
Safety Notice
Safety Notice
Las baterías contienen pequeñas cantidades de
Safety Notice
Safety Notice
8 ThinkPad X20, X21, X22, X23
Safety Notice
Safety Notice
Safety Notice
10 ThinkPad X20, X21, X22, X23
Safety Notice
Safety information
General safety
Electrical safety
Safety inspection guide
Handling electrostatic discharge-sensitive devices
Grounding requirements
Laser compliance statement
Laser radiation
18 ThinkPad X20, X21, X22, X23
Chapter 1. Introduction
DANGER
Chapter 2. General descriptions
v Only certified trained personnel should service the computer
v Use new nylon-coated screws when you replace FRUs
Read this first
The following are not covered under warranty
magnetic fields
v I9990303 errors can be caused by exposure to strong
Chapter 2. General descriptions
Product recovery program
Related service information
Service Web site
Restoring the Pre-installed Software
Install preloaded system from CD
Using Recovery CD
To create Service Partition SP
“ENTER”
Passwords
Creating a Recovery Repair diskette
To use the Recovery Repair diskette
Page
Power management
How to remove the hard-disk password
To enter standby mode, do any of the following v Press Fn + F4
v The LCD is powered off v The hard disk drive is powered off
v The CPU stops
v If the AC adapter is plugged in
Hibernation mode Note for Windows NT
Power switch mode Hibernation
Chapter 2. General descriptions
Testing the computer
Checkout guide
Diagnostics
4. Run the applicable function test
Hardware Info
Power system checkout
Detecting system information with PC-Doctor
Utility
v ″Checking the AC adapter″ v ″Checking operational charging″
Checking the backup battery Do the following
2. Turn the computer upside down
Chapter 3. ThinkPad X20, X21, X22, X23
For X22, X23
Windows XP Pro recovery CDs
Windows 98 recovery CDs
Windows 2000 recovery CDs
Windows XP Home recovery CDs
v Specifications v Status indicators v Fn key combinations
Specifications
Product overview
This section presents the following product-unique information
Chapter 3. ThinkPad X20, X21, X22, X23, X24
Status indicators
44 ThinkPad X20, X21, X22, X23
Applicable test
46 ThinkPad X20, X21, X22, X23
Fn key combinations
Symptom-to-FRU index
Numeric error codes
Chapter 3. ThinkPad X20, X21, X22, X23, X24
Error messages
50 ThinkPad X20, X21, X22, X23
Beep symptoms
No beep symptoms
LCD-related symptoms
Intermittent problems
Undetermined problems
90 degrees more Cross section
FRU replacement notices
Screw notices
v Plastic to plastic
Restoring the serial number of the system unit
Retaining serial numbers
180 degrees more Cross section
v Torque driver
Retaining the UUID
Identification
Removing and replacing a FRU
1010 Battery pack
Screw quantity
1020 DIMM
Step
Torque
v Battery pack v DIMM
1030 Backup battery
60 ThinkPad X20, X21, X22, X23
1040 Hard disk drive
Attention Do not drop the hard disk drive or apply
62 ThinkPad X20, X21, X22, X23
1050 Keyboard
For X20
A B C D E
When installing When installing the keyboard, do as follows
64 ThinkPad X20, X21, X22, X23
For X22, X23
Chapter 3. ThinkPad X20, X21, X22, X23, X24
When installing When installing the keyboard, do as follows
66 ThinkPad X20, X21, X22, X23
frame A B C D E
1060 KBD Control Panel Assemble
v Battery pack v Keyboard assembly
Chapter 3. ThinkPad X20, X21, X22, X23, X24
2. Press the KBD Control Panel until its snaps fit
68 ThinkPad X20, X21, X22, X23
For X20
1070 Mini PCI adapter
For X22, X23
For X22, X23
1080 CDC adapter
Antenna RF Connector removal
08K7159
1090 BDC adapter
For X23
For X20
1100 Fan assembly
⋅ 6mm, Nylock-coated
For X22
Chapter 3. ThinkPad X20, X21, X22, X23, X24
1110 Wirelesslan assembly for X22 X24
10mm
1120 LCD assembly
For X20
ThinkPad
76 ThinkPad X20, X21, X22, X23
ThinkPad
For X22, X23
Chapter 3. ThinkPad X20, X21, X22, X23, X24
Screw quantity
78 ThinkPad X20, X21, X22, X23
Step
Torque
1130 Case Keyboard deck
For X20
Case Keyboard deck up then remove it
For X22, X23
80 ThinkPad X20, X21, X22, X23
Step
Case Keyboard deck up then remove it
Chapter 3. ThinkPad X20, X21, X22, X23, X24
Screw quantity
1140 Speaker
For X20
For X22, X23
When installing Make sure that you fasten the connector firmly
Chapter 3. ThinkPad X20, X21, X22, X23, X24
1150 PC Card slot assembly
For X20
1160 IRDA Port
For X22, X23
For X22, X23
86 ThinkPad X20, X21, X22, X23
1170 RJ11, RJ45
For X20
For X22, X23
88 ThinkPad X20, X21, X22, X23
1180 System board
For X20
For X22
90 ThinkPad X20, X21, X22, X23
v LCD assembly
1190 LCD USB cover 1200 Front bezel
v Battery pack v Keyboard assembly v Wirelesslan assembly
Chapter 3. ThinkPad X20, X21, X22, X23, X24
Screw quantity
92 ThinkPad X20, X21, X22, X23
Step
Torque
1210 LCD panel
XGA for X20
SVGA for X20
94 ThinkPad X20, X21, X22, X23
Screw quantity
Chapter 3. ThinkPad X20, X21, X22, X23, X24
Step
Torque
XGA for X22, X23
96 ThinkPad X20, X21, X22, X23
Screw quantity
Chapter 3. ThinkPad X20, X21, X22, X23, X24
Step
Torque
System status indicators Power switch
Locations Front view for X20
Front view for
Battery and standby mode status indicators USB port Hard Disk Drive
Front view for X23
ThinkPad Button TrackPoint pointing stick TrackPoint Buttons
100 ThinkPad X20, X21, X22, X23
PC Card eject button Security keyhole Power jack
Rear view for X20
Rear view for X22, X23
Universal serial bus USB connector External-monitor connector
Modem connector
Power jack External-monitor connector
Universal serial bus USB connector Line-in jack LAN connector
PC card slot PC Card eject button IrDA port Security keyhole
LCD latches
Bottom view
Battery Pack Battery Pack latches Docking connector Memory cover
Chapter 3. ThinkPad X20, X21, X22, X23, X24
Parts List X20 series model matrix
X21 series model matrix
X22 series model matrix
X23 series model matrix
X24 series model matrix
106 ThinkPad X20, X21, X22, X23
LCD FRU
12.1-inch XGA TFT X20
12.1-inch SVGA TFT
108 ThinkPad X20, X21, X22, X23
Chapter 3. ThinkPad X20, X21, X22, X23, X24
12.1-inch XGA TFT X22, X23
110 ThinkPad X20, X21, X22, X23
Description
Chapter 3. ThinkPad X20, X21, X22, X23, X24
FRU No
For X20
System
112 ThinkPad X20, X21, X22, X23
Chapter 3. ThinkPad X20, X21, X22, X23, X24
114 ThinkPad X20, X21, X22, X23
1820
Chapter 3. ThinkPad X20, X21, X22, X23, X24
116 ThinkPad X20, X21, X22, X23
1820
Chapter 3. ThinkPad X20, X21, X22, X23, X24
118 ThinkPad X20, X21, X22, X23
1820
Chapter 3. ThinkPad X20, X21, X22, X23, X24
120 ThinkPad X20, X21, X22, X23
For X20
Keyboard
For X22, X23
Base Cover FRU
122 ThinkPad X20, X21, X22, X23
Chapter 3. ThinkPad X20, X21, X22, X23, X24
Windows 98 recovery CDs
Recovery CDs for X21 Series
124 ThinkPad X20, X21, X22, X23
Windows 2000/Windows NT recovery CDs
Windows 2000 recovery CDs
Chapter 3. ThinkPad X20, X21, X22, X23, X24
Windows 98 recovery CDs
Recovery CDs for X22 Series
Windows Me recovery CDs
Windows 2000 recovery CDs
Windows XP Home recovery CDs
Windows XP Pro recovery CDs
Chapter 3. ThinkPad X20, X21, X22, X23, X24
Windows XP Pro recovery CDs
Recovery CDs for X23 Series
Windows 2000 recovery CDs
128 ThinkPad X20, X21, X22, X23
Windows XP Home recovery CDs
Recovery CDs for X24 Series
Windows 2000 recovery CDs
Windows XP Pro recovery CDs
130 ThinkPad X20, X21, X22, X23
Windows XP Home recovery CDs
Miscellaneous parts
For X20
For X22
132 ThinkPad X20, X21, X22, X23
Options FRU list
For X20
For X22, X23
134 ThinkPad X20, X21, X22, X23
For 2-pin power cords
Common parts list X20, X21, X22, X23
Power code system
For 3-pin power cordsX20
specific country are usually available only in that region
For 3-pin power cordsX22, X23
AC adapterX22, X23, X24 IBM power cords for a
136 ThinkPad X20, X21, X22, X23
Chapter 4. Notices
Trademarks