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About this manual
This manual contains service and reference information for the following ThinkPad
®
products.
ThinkPad X200 MT 7454, 7455, 7457, 7458, 7459, 2023, and 2024
ThinkPad X200s and X200si MT 7462, 7465, 7466, 7469, 7470, 2046, and 2047
ThinkPad X201 and X201i MT 3249, 3323, 3357, 3626, 3680, 3712, and 4492
ThinkPad X201s MT 5129, 5143, 5385, 5397, 5413, 5442, and 5446
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
and Chapter 2 “Important service information” on page 29.
© Copyright Lenovo 2010, 2012
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