About This Manual - Lenovo 019923U Hardware Maintenance Manual

About this manual

This manual contains service and reference information for the following ThinkPad
ThinkPad Edge 14" and E40
ThinkPad Edge 15" and E50
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 underChapter 1 "Safety
information" on page 1 and Chapter 2 "Important service information" on page 23.
© Copyright Lenovo 2010, 2013
Machine types (MT) 0199, 0578, and 0579
MT 0301, 0302, and 0319
®
Notebook products:
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