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About this manual
®
This manual contains service and reference information for the following ThinkPad
products.
ThinkPad X131e
Machine type (MT) 3371, 3372, 3374, 3367, 3368, and 3369
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 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 and Chapter 2 "Important
service information" on page 19.
© Copyright Lenovo 2012
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