Table of Contents
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Contents
About this manual . . . . . . . . . . . . iii
Chapter 1. Safety information . . . . . . 1
General safety . . . . . . . . . . . . . . . . 1
Electrical safety . . . . . . . . . . . . . . . . 1
Safety inspection guide . . . . . . . . . . . . . 2
discharge . . . . . . . . . . . . . . . . . . 3
Grounding requirements . . . . . . . . . . . . 4
Safety notices (multilingual translations) . . . . . . 4
Chapter 2. General checkout . . . . . 21
What to do first . . . . . . . . . . . . . . .
CRU list . . . . . . . . . . . . . . . . . .
(CRUs) . . . . . . . . . . . . . . . . . 23
CRU . . . . . . . . . . . . . . . . . . 25
Service tools . . . . . . . . . . . . . . . .
© Copyright Lenovo 2023
. . . . . . . . . . .
General guidelines. . . . . . . . . . . . . .
Remove the lower case . . . . . . . . . . . .
Remove the battery pack . . . . . . . . . . .
Remove the solid-state drive. . . . . . . . . .
Remove the speakers . . . . . . . . . . . .
Remove the heat sink . . . . . . . . . . . .
Remove the fans . . . . . . . . . . . . . .
Remove the EDP cable brackets . . . . . . . .
Remove the audio board cable . . . . . . . . .
Remove the touchpad cable . . . . . . . . . .
Remove the system board. . . . . . . . . . .
21
22
information . . . . . . . . . . . . . . .
Remove the fingerprint frame . . . . . . . . .
Remove the fingerprint module . . . . . . . . .
Remove the LCD module . . . . . . . . . . .
23
Remove the upper case (with keyboard) . . . . .
Appendix A. Label locations. . . . . . 43
Trademarks . . . . . . . . . . . . . . . . xlv
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25
26
27
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31
32
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33
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