ThinkPad Computer Hardware Maintenance Manual
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Contents
Recovery CDs
2060 Bluetooth antenna cable
Parts list
Common parts list
About this manual
MT1864/1865/2525/2526/2527/2528
Before replacing parts
Important service information
Strategy for replacing FRUs
Strategy for replacing a hard disk drive
How to use error messages
Dynamic Configure To Order CTO
Custom Model Variant CMV
FRU identification for CTO, CMV, and GAV products
Using PEW
Using eSupport
General Announce Variant GAV
Using the HMM
Important information about replacing RoHS compliant FRUs
Diskette compatibility matrix
Safety notices multilingual translations
Related web URLs are
Safety notice
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Continuation of safety notice
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Continuation of safety notice
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Continuation of safety notice
Safety notice
Safety notice
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Introduction
Safety information
General safety
Electrical safety
Safety information
Safety inspection guide
Safety information
Grounding requirements
Laser compliance statement
Laser compliance statement
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Read this first
What to do first
Following are not covered under warranty
Creating a Recovery Repair diskette
Related service information
Service Web site Restoring the preloaded system
Ordering the recovery CD
Select Create a Recovery Repair diskette. Press Enter
Product Recovery program
Follow the on-screen instructions
Reinstall the Product Recovery program? Y/N
Using the recovery CD
To create the service partition
Install preloaded system from CD
Recovering the hard disk to original contents
Double-clickRecover to factory contents
Recovering the hard disk using the recovery CD
Security IBM- Predesktop Area-Disabled
Reinstall the Product Recovery program? Y/N
Hard disk password
Passwords
Power-on password
Supervisor password
Select Power-On Password
How to remove the power-on password
How to remove the hard disk password
To remove a POP that you have forgotten, do the following
Standby mode
Power management
Screen blank mode
Select Master HDP
Hibernation mode
Related service information
Testing the computer
Checkout guide
Creating the PC-Doctor diagnostics diskette
Diagnostics Interactive Tests
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Hardware Info
Power system checkout
Detecting system information with PC-Doctor
Utility
Checking operational charging
Checking the ac adapter
Pin Voltage V dc
Do the following General descriptions
Checking the battery pack
Checking the backup battery
Terminal Voltage V dc
Wire Voltage V dc
Red + Black
ThinkPad
12.1-in. XGA TFT
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Product overview
Specifications
Feature Description
ThinkPad X41
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CDC
Indicator Meaning
Status indicators for
Green
Orange
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Blinking green
Blinking orange
FRU tests
Following table shows the test for each FRU
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Fn key combinations
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Symptom-to-FRU index
Numeric error codes
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Then save current
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Battery and run Bios
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Recover to Factory
Symptom or error FRU or action, in sequence 2010
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Error messages
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Beep symptoms
LCD-related symptoms
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Intermittent problems
Undetermined problems
Plastic to plastic
FRU replacement notices
Screw notices
Logic card to plastic
Restoring the serial number of the system unit
Retaining serial numbers
Select 2. Read S/N data from Eeprom
Retaining the Uuid
Reading or writing the ECA information
FRU replacement notices
Removing and replacing a FRU
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Battery pack
Hard disk drive
Step Screw quantity Torque
Dimm cover
Step Screw quantity Torque M2 ×3 mm 157 Nm Kgfcm
Mini PCI adapter, DIMM, MDC-2, and BMDC-3
M2 × 3.5 mm, nylon-coated 196 Nm Kgfcm
Removing and replacing a FRU
Keyboard
Gently push the keyboard forward, as shown in step
Removing and replacing a FRU
Upper case
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Removing and replacing a FRU
Removing and replacing a FRU
Fingerprint board
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Backup battery
LCD module
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Then remove the four screws as shown
Remove LCD module 94 MT1864/1865/2525/2526/2527/2528
Hard disk housing assembly
Top shielding
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Lower case
Remove the two screws at the bottom
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Remove lower case
Removing and replacing a FRU
Fansink
LCD bezel
Remove LCD bezel
Removing and replacing a FRU
2020 LCD
Inverter card
Reconnect the LCD cable and inverter
Antenna L and antenna R
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Removing and replacing a FRU
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Removing and replacing a FRU
Hinge L and hinge R
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Remove hinge R
Bluetooth antenna cable
Locations Front view for X41 series
Rear view for X41 series
Bottom view for X41 series
Front View for X4 UltraBase Dock
Rear View for X4 UltraBase Dock
Parts list Overall
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121
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No. FRU
MB DDR2-533 Sdram SO-DIMM
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FRU CRU
ThinkPad X41
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ThinkPad X41
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Emea
12.1-in. XGA TFT
LCD FRUs
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Keyboard
Language
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Chicony
Recovery CDs
For Windows XP Professional
For Windows XP Home Edition
Miscellaneous parts
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Optional FRUs
AC adapters
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For Models-xxU, xxF, xxS, xxP, xxJ, xxE, xxY
Power cords system
Country or region
For Models-xxC, xxM, xxA, xxG, xxH, xxK
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Telephone cable
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Trademarks
ThinkPad X41
Part Number 39T5971