ThinkPad Hardware Maintenance Manual
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ThinkPad Hardware Maintenance Manual
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Contents
Trademarks
About this manual
ThinkPad
Vi ThinkPad X300 Hardware Maintenance Manual
Safety information
General safety
Electrical safety
ThinkPad X300 Hardware Maintenance Manual
Safety inspection guide
Grounding requirements
Safety notices multilingual translations
Safety notice
Safety notice
Safety notice
Safety notice
Safety notice
Safety notice
Safety notice
Laser compliance statement
Safety information
ThinkPad X300 Hardware Maintenance Manual
Before replacing parts
Strategy for replacing FRUs
Select Downloads and drivers
How to use error message
Strategy for replacing a hard disk drive
Important notice for replacing a system board
Dynamic Configure To Order CTO
FRU identification for CTO, CMV, and GAV products
Using eSupport
Important information about replacing RoHS compliant FRUs
ThinkPad X300 Hardware Maintenance Manual
General checkout
Following are not covered under warranty
What to do first
Checkout guide
Diagnostics using PC-Doctor for DOS
Testing the computer
Diagnostics Interactive Tests
Hardware Info
PC-Doctor for Rescue and Recovery
PC-Doctor for Windows
Utility
Power system checkout
Checking the AC adapter
Pin Voltage V dc
Checking the battery pack
Checking operational charging
Terminal Voltage V dc
Checking the backup battery
Wire Voltage V dc
ThinkPad X300 Hardware Maintenance Manual
Related service information
Service Web site
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
Select Master HDP
Power management
Screen blank mode
Standby mode
Hibernation mode
Symptom-to-FRU index
Numeric error codes
0199 Run Bios Setup Utility, and then save
0190 Charge the battery pack
0191 Run Bios Setup Utility, and then save
Installed or press Esc to ignore
0270 Charge the backup battery for more
0252 Reset the password by running Bios Setup
0260 Charge the backup battery for more
0271 Run Bios Setup Utility to reset the time
1830 Install Dimm in Slot-0, but not in Slot-1
1820 Remove all but the reader that you set up
For the authentication
Run Diagnostics --ThinkPad Devices
Error messages
Beep symptoms
No-beep symptoms
LCD-related symptoms
Intermittent problems
Undetermined problems
Specifications
Feature Description
Bluetooth wireless
Status indicators
Orange
Indicator Meaning
Blinking green
Blinking orange slow
FRU tests
Run Diagnostics --ThinkPad Devices --Fan
Interactive Tests --Mouse
Fn key combinations
Key combination Description
Key combination Description
Plastic to plastic
FRU replacement notices
Screw notices
Logic card to plastic
Retaining serial numbers
Select 2. Read S/N data from Eeprom
Reading or writing the ECA information
Removing and replacing a FRU
Before servicing ThinkPad
Removing the SIM card
Battery pack
Second battery or travel cover some models
Step Screw quantity Color Torque
Solid state drive SSD
Removal steps of SSD
Dimm
Removal steps of Dimm
PCI Express Mini Card for wireless LAN
M2 × 3 mm, small-head, nylon-coated Silver 167 Nm Kgfcm
When installing
Wireless USB adapter
Step Screw quantity Color Torque
Removal steps of wireless USB adapter
Keyboard
Removal steps of keyboard
When installing the keyboard, do as follows
Installation of the keyboard
Optical drive
Backup battery
Palm rest or palm rest with fingerprint reader
Step Screw quantity Color Torque
Removal steps of palm rest
Bluetooth daughter card BDC-2
Keyboard bezel
Step Screw quantity Color Torque
Pull the cables out from the cable guide hole
Audio FPC and audio sub card
Step Screw quantity Color Torque
Speaker assembly
LCD assembly
M2 × 3 mm, small-head, nylon-coated Silver 167 Nm Kgfcm
When installing
VGA cable and DC-in connector
Removal steps of VGA cable and DC-in connector
System board, fan, and base cover assembly
Important notices for handling the system board
CPU
Step Screw quantity Color Torque
Step Screw quantity Color Torque
Application of the thermal grease
ThinkPad X300 Hardware Maintenance Manual
LCD bezel assembly
Step Screw cap Screw quantity Color Torque
LCD panel and LCD cable
Important notice on handling the LCD panel
Removal steps of LCD panel and LCD cable
Step Screw quantity Color Torque
Removal steps of LCD panel and LCD cable
Integrated camera
Antenna assembly
Removal steps of antenna assembly
Removal steps of antenna assembly
Hinge L and hinge R
M2 × 3 mm, small-head Silver 167 Nm Nylon-coated Kgfcm
Removal steps of hinge L and hinge R
LED sub card, LED cable and LCD cover assembly
ThinkPad X300
Locations Front view
Rear view
Bottom view
External CRUs pluggable
Parts list
Internal CRUs located behind an access panel
External CRUs with latches
Overall
FRU no RoHS
FRU
FRU
FRU
FRU
LCD FRUs
Inch WXGA+ TFT
LED sub card 42W7898
Language RoHS
Miscellaneous parts
FRU
AC adapters
Astec
Power cords
Region RoHS
Longwell Volex
Recovery discs
Windows XP Professional DVDs
Windows Vista Business 32 bit DVDs
Windows Vista Ultimate 32 bit DVDs
Common service tools
Tool
ThinkPad X300 Hardware Maintenance Manual
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