Table Of Contents - Lenovo ThinkBook 14 Gen 4+ Hardware Maintenance Manual
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Also See for ThinkBook 14 Gen 4+:
- Hardware maintenance manual (72 pages) ,
- User manual (46 pages) ,
- Setup manual (14 pages)
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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 . . . . . . . . . . . . . . . . . . 33
Service tools . . . . . . . . . . . . . . . .
General guidelines . . . . . . . . . . . . . .
Removal procedure for 14-inch models . . . . .
Remove the lower case . . . . . . . . . .
Remove the battery pack . . . . . . . . .
state drive (SSD) bracket . . . . . . . . .
Remove the Wi-Fi card . . . . . . . . . .
Remove the speakers. . . . . . . . . . .
Remove the heat sink. . . . . . . . . . .
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© Copyright Lenovo 2022
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battery . . . . . . . . . . . . . . . .
Remove the fingerprint board cable . . . . .
Remove the touchpad cable . . . . . . . .
cable . . . . . . . . . . . . . . . . .
Remove the LCD module . . . . . . . . .
Remove the upper case . . . . . . . . . .
Disassemble the LCD module . . . . . . .
Removal procedure for 16-inch models . . . . .
Remove the lower case . . . . . . . . . .
Remove the battery pack . . . . . . . . .
21
22
state drive (SSD) bracket . . . . . . . . .
Remove the Wi-Fi card . . . . . . . . . .
Remove the speakers. . . . . . . . . . .
Remove the heat sink. . . . . . . . . . .
23
battery . . . . . . . . . . . . . . . .
Remove the fingerprint board cable . . . . .
33
Remove the touchpad cable . . . . . . . .
33
34
cable . . . . . . . . . . . . . . . . .
34
Remove the LCD module . . . . . . . . .
35
Remove the upper case . . . . . . . . . .
Disassemble the LCD module . . . . . . .
36
Appendix A. Label locations. . . . . . 75
37
38
Trademarks . . . . . . . . . . . . . . . . lxxix
39
40
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48
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