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About this manual
This manual contains service and reference information for ThinkPad X1 Titanium Gen 1, machine types (MT):
20QA and 20QB.
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.
• Depending on the model, some hardware configuration and software programs might not be available on
the computer. Some statements in this manual might not be applicable to the computer.
• 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 21.
© Copyright Lenovo 2021
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