About this manual
This manual contains service and reference information for the following
ThinkPad® products.
ThinkPad SL400
MT 2743
ThinkPad SL500

MT 2746

Use this manual along with the advanced diagnostic tests to troubleshoot
problems.
The manual is divided into sections as follows:

v The common sections provide general information, guidelines, and safety

information required in servicing computers.

v The product-specific section includes service, reference, and product-specific

parts information.

Important:
This manual is intended only for trained servicers who are familiar with
ThinkPad products. Use this manual along with the advanced diagnostic tests to
troubleshoot problems effectively.
Before servicing a ThinkPad product, be sure to read all the information under
“Safety information” on page 1 and “Important service information” on page 17.
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