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 . . . . . . . . . . . . . . . . . . 27
Service tools . . . . . . . . . . . . . . . .
General guidelines . . . . . . . . . . . . . .
Remove the lower case . . . . . . . . . . . .
Remove the battery pack . . . . . . . . . . .
© Copyright Lenovo 2023
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Remove the speaker . . . . . . . . . . . . .
Remove the solid-state drive. . . . . . . . . .
Remove the heat sink . . . . . . . . . . . .
Remove the fan . . . . . . . . . . . . . . .
Remove the I/O board . . . . . . . . . . . .
Remove the Wi-Fi card . . . . . . . . . . . .
Remove the touchpad with cable . . . . . . . .
information . . . . . . . . . . . . . . .
Remove the LCD module . . . . . . . . . . .
21
Remove the upper case (with keyboard) . . . . .
22
Remove the LCD bezel . . . . . . . . . . . .
Remove the hinges . . . . . . . . . . . . .
Remove the hinge cover . . . . . . . . . . .
Remove the LCD panel . . . . . . . . . . . .
23
Remove the camera board . . . . . . . . . .
Remove the camera board cable . . . . . . . .
Remove the microphone rubber . . . . . . . .
27
Remove the ToF rubber. . . . . . . . . . . .
27
Trademarks . . . . . . . . . . . . . . . . . li
28
29
29
30
32
34
34
35
37
38
39
41
41
43
44
45
45
46
47
48
49
50
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Table of Contents
