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Table Of Contents - Lenovo V14 Gen 4 i Hardware Maintenance Manual

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Contents
About this manual . . . . . . . . . . . . iii
General safety . . . . . . . . . . . . . . . . 1
Electrical safety . . . . . . . . . . . . . . . . 1
Safety inspection guide . . . . . . . . . . . . . 2
discharge . . . . . . . . . . . . . . . . . . 3
Grounding requirements . . . . . . . . . . . . 4
What to do first . . . . . . . . . . . . . . .
CRU list . . . . . . . . . . . . . . . . . .
(CRUs) . . . . . . . . . . . . . . . . . 21
CRU . . . . . . . . . . . . . . . . . . 37
Service tools . . . . . . . . . . . . . . . .
General guidelines . . . . . . . . . . . . . .
Lenovo V14 G4 IAN . . . . . . . . . . . . .
Remove the lower case . . . . . . . . . .
Remove the battery pack . . . . . . . . .
off . . . . . . . . . . . . . . . . . .
Remove the speakers. . . . . . . . . . .
Remove the Wi-Fi card . . . . . . . . . .
AMN) . . . . . . . . . . . . . . . . .
G4 IAN) . . . . . . . . . . . . . . . .
Remove the I/O board . . . . . . . . . .
Remove the system board . . . . . . . . .
Remove the LCD module . . . . . . . . .
Remove the upper case . . . . . . . . . .
Lenovo V14 G4 ABP . . . . . . . . . . . . .
Remove the lower case . . . . . . . . . .
© Copyright Lenovo 2023
. . . . . . . . . . .
selected models) . . . . . . . . . . . .
HDD) . . . . . . . . . . . . . . . . .
HDD) . . . . . . . . . . . . . . . . .
Remove the Wi-Fi card . . . . . . . . . .
Remove the CMOS battery . . . . . . . .
Remove the memory module . . . . . . . .
Remove the heat sink. . . . . . . . . . .
Remove the fan . . . . . . . . . . . . .
19
20
board cable . . . . . . . . . . . . . .
Remove the LCD module . . . . . . . . .
Remove the upper case . . . . . . . . . .
21
Lenovo V15 G4 IAN . . . . . . . . . . . . .
Remove the lower case . . . . . . . . . .
37
Remove the battery pack . . . . . . . . .
37
38
off . . . . . . . . . . . . . . . . . .
38
Remove the Wi-Fi card . . . . . . . . . .
39
AMN) . . . . . . . . . . . . . . . . .
40
41
G4 IAN) . . . . . . . . . . . . . . . .
42
Remove the I/O board . . . . . . . . . .
42
43
44
board cable . . . . . . . . . . . . . .
44
Remove the LCD module . . . . . . . . .
45
Remove the upper case . . . . . . . . . .
46
47
48
Lenovo V15 G4 ABP . . . . . . . . . . . . .
50
Remove the lower case . . . . . . . . . .
51
52
selected models) . . . . . . . . . . . .
HDD) . . . . . . . . . . . . . . . . .
56
56
HDD) . . . . . . . . . . . . . . . . .
57
59
59
60
61
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70
71
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i

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