About This Manual

This manual contains service and reference information for IBM* ThinkPad* computer products. Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively.

The manual is divided into sections as follows:

ŸThe Introduction section provides general information, guidelines, and safety information required to service computers.

ŸThe majority of the manual consists of product-specific sections that include service,

reference, and product-specific parts information.

ŸThe Common Devices Checkout section provides

procedures for testing the devices that are commonly

attached to ThinkPad computers.

ŸThe Miscellaneous Information section contains information about acronyms, abbreviations, terms, and a telephone number listing.

Important

This manual is intended for trained servicers who are familiar with ThinkPad products. Use this manual

along with the advanced diagnostic tests to troubleshoot problems effectively.

Before servicing an IBM mobile product, be sure to review the safety information under “Safety Notices (Multi-lingual Translations)” on page 7 and “Safety Information” on page 14.

* Trademark of the IBM Corporation.

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