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