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A22P, A21M, A22M, A21P, A20M, MT 2631
manual
For A22m/p series speaker cable
Models:
MT 2631
A20M
A21P
A22M
A22P
A21M
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158 pages
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Specs
Install
Before replacing parts
Parts list
Error messages
Password
Status indicators
Symptom-to-FRU index
Diagnostics Interactive Tests
Connectors
Page 85
Image 85
Removing and replacing a FRU
For A22m/p series (speaker cable)
When installing:
Make sure that you fasten the connector firmly.
ThinkPad A20m/p, A21m/p and A22m/p
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Contents
A20p, A21p, A22p
October This manual supports ThinkPad A20m, A21m, A22m
ThinkPad Dock
Page
About this manual
Iv ThinkPad A20m/p, A21m/p, A22m/p
Contents
3010 ThinkPad Dock PCI cover
Before replacing parts
Important service information
Strategy for replacing FRUs
Diskette compatibility matrix
How to use error messages
Strategy for replacing a hard-disk drive
Safety notice
Safety notices multilingual translations
ThinkPad A20m/p, A21m/p, A22m/p
Continuation of safety notice
ThinkPad A20m/p, A21m/p, A22m/p
Continuation of safety notice
Safety notice
Continuation of safety notice
Safety notice
Safety notice
Safety notice
Introduction
General safety
Safety information
Electrical safety
Safety inspection guide
Handling electrostatic discharge-sensitive devices
Laser compliance statement
Grounding requirements
Laser compliance statement
Laser compliance statement
Introduction
ThinkPad A20m/p, A21m/p, A22m/p
What to do first
Read this first
Following are not covered under warranty
Service web site
Related service information
Product recovery program
Restoring the pre-installed software
To create a recovery repair diskette
Creating the service partition
To create the Service Partition SP
Reinstall the Product Recovery Program? Y/N
To use the recovery repair diskette
Passwords
Hard-disk password
Power-on password
Supervisor password
How to remove the power-on password
Select Power-On Password
How to remove the hard-disk password
Select Master HDP
Screen blank mode
Power management
Standby mode
Hibernation mode
Related service information
Checkout guide
Testing the computer
Diagnostics Interactive Tests
Detecting system information with PC-Doctor
Power system checkout
Hardware Info
Utility
Checking operational charging
Checking the ac adapter
Checking the backup battery
Checking the battery pack
Red + Black
ThinkPad A20m/p, A21m/p and A22m/p
12.1-in. panel 14.1-in. and 15.0-in. panels Inverter card
Product overview
Specifications
Feature Description
A21m/p, A22m/p
Blinking orange
Status indicators
Indicator Meaning
Following table shows the test for each FRU
FRU tests
FRU
Key Description Combination
Fn key combinations
Numeric error codes
Symptom-to-FRU index
Dimm
0271 Run IBM Bios Setup Utility to
Error messages
Beep symptoms
Connectors
LCD-related symptoms
Undetermined problems
Intermittent problems
Screw notices
FRU replacement notices
Plastic to plastic
Logic card to plastic
Restoring the serial number of the system unit
Retaining serial numbers
Retaining the Uuid
Select 2. Read S/N data from Eeprom
FRU replacement notices
Removing and replacing a FRU
Battery pack
Dimm
Removing and replacing a FRU
Mini PCI adapter
For A20m/p, A21m/p series
For A22m/p series
Backup battery
Do not drop or apply any shock to the hard-disk
Hard-disk drive or RF ID adapter
Removing and replacing a FRU
Ultrabay 2000 device
ThinkPad A20m/p, A21m/p, A22m/p
Keyboard
ThinkPad A20m/p, A21m/p, A22m/p
Connector on the underside of the key then push
Keyboard CRU insulator
Hinge cover and clear sheet icon
Keyboard bezel and speaker
Step Screw quantity Torque
For A20m/p and A21m/p series microphone and speaker cable
Microphone and speaker cable
For A22m/p series speaker cable
Sub card
M2.5 × 4.8 mm, nylon-coated 392 Nm Kgfcm
PC Card slot assembly
Fan assembly
Installation notice for A21m/p and A22m/p series
Diskette drive
When installing Do not press
Upper shield
TV card
CPU socket and CPU
Removing and replacing a FRU
System board and RJ45/11 connector assembly
For A20m/p and A21m/p series For A22m/p series
Thermal rubbers location
LCD assembly
M2.6 × Mm, nylon-coated 392 Nm Kgfcm M2.5 ×
12.1-in. panel
Front bezel
14.1-in. and 15.0-in. panels
ThinkPad A20m/p, A21m/p, A22m/p
Inverter card
14.1-in. and 15.0-in. panels
LCD panel
ThinkPad A20m/p, A21m/p, A22m/p
14.1-in. and 15.0-in. panels
For other cable, do as shown
Before replacing the PCI cover
ThinkPad Dock PCI cover
Bottom view ThinkPad A20m/p, A21m/p, A22m/p
Rear View
ThinkPad Dock top cover
Bottom View
View, shown in the circle
Removing and replacing a FRU
Removing and replacing a FRU
Locations Front view
Rear view
Bottom view
LCD HDD
Parts list Series model matrix
Memory 128 MB ThinkPad A20m/p, A21m/p, A22m/p
Memory 128 MB ThinkPad A20m/p, A21m/p and A22m/p
DVD ROM
Bay device Mini PCI LCD adapter
PQH, PRA
1KG XGA
CMxxx
28b 28a
Overall
FRUs marked with Are also available as Optional FRUs
ThinkPad A20m/p, A21m/p and A22m/p
ThinkPad A20m/p, A21m/p, A22m/p
ThinkPad A20m/p, A21m/p and A22m/p
ThinkPad A20m/p, A21m/p, A22m/p
ThinkPad A20m/p, A21m/p and A22m/p
ThinkPad A20m/p, A21m/p, A22m/p
ThinkPad A20m/p, A21m/p and A22m/p
ThinkPad A20m/p, A21m/p, A22m/p
MB Sdram SO Dimm PC100
ThinkPad A20m/p, A21m/p, A22m/p
ThinkPad A20m/p, A21m/p and A22m/p
LCD FRUs
AC adapter
12.1-in. Svga TFT
14.1-in. XGA TFT
15.0-in. XGA TFT Samsung
15.0-in. XGA TFT LG
15.0-in. Uxga TFT
15.0-in. SXGA+ TFT
Language A20m/p A21m/p A22m/p
Recovery CDs
For Windows 98 A22p
For Windows 2000 A22p
For Windows 2000 A22m
For Windows 2000/Windows NT A22m
For Windows 2000/Windows NT A22p
Miscellaneous parts
ThinkPad A20m/p, A21m/p, A22m/p
Optional FRUs
Power cords system
Common parts list
Power cords docking station
Trademarks
ThinkPad A20m/p, A21m/p and A22m/p
Part Number 23P0896
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