ThinkPad X40 Series Service Manual

This manual utilizes the following conventions:

• Unless specifically stated otherwise, information applies to the ThinkPad X40 Series Service Manual.
• Most procedures are combined for all laptops, except where they differ substantially.
• A detailed matrix of laptop features is followed by general information on the IBM laptop model.
• Specifications, major assembly locations, safety and regulatory information are all included.
• The chapter ends with a discussion of the service and repair philosophy.

The following topics are covered in the manual:

• Step-by-step procedures for replacing all Field Replaceable Units (FRUs)
• Service checkpoints
• Service modes
• Printer driver installation
• Product information
• Operating requirements/procedures
• Installation and configuration
• Maintenance
• Function overview
• Removal and replacements of FRUs
• Troubleshooting