Table of Contents
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About this manual
®
This manual provides service and reference information for Lenovo
computers listed on the front cover.
Illustrations in this manual might look different from your product.
Use this manual along with the advanced diagnostic tests to troubleshoot problems.
Important: This manual is intended only for trained service technicians who are familiar with Lenovo
computers. Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively.
Before servicing a Lenovo computer, be sure to read and understand Chapter 1 "Important safety
information" on page 1.
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Table of Contents
