About this manual
This manual contains service and reference information for the following ThinkPad
®
products.
ThinkPad Edge 13”
MT 0196, 0197, 0217, 0221, 0250 and 0492
ThinkPad Edge E30 and E31
MT 0196 and 0250
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 Chapter 1 “Safety information”
on page 1
.
© Copyright Lenovo 2009, 2011
iii