Table of Contents
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Contents
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 . . . . . . . . . . . . . . .
(CRUs) . . . . . . . . . . . . . . . . . 23
. . . . . . . . . . . . . . .
CRU . . . . . . . . . . . . . . . . . . 29
General guidelines . . . . . . . . . . . . . .
Remove the lower case . . . . . . . . . . . .
© Copyright Lenovo 2019
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Remove the battery pack . . . . . . . . . . .
Remove the Wi-Fi card . . . . . . . . . . . .
Remove the M.2 solid-state drive . . . . . . . .
Remove the fingerprint board . . . . . . . . .
Remove the speakers . . . . . . . . . . . .
Remove the I/O board . . . . . . . . . . . .
Remove the thermal module . . . . . . . . . .
Remove the system board. . . . . . . . . . .
Remove the dc-in cable. . . . . . . . . . . .
Remove the upper case (with keyboard) . . . . .
Disassemble the LCD module . . . . . . . . .
Remove the LCD panel . . . . . . . . . .
microphone board . . . . . . . . . . . .
Remove the hinges. . . . . . . . . . . .
Appendix A. Label locations. . . . . . 55
Trademarks . . . . . . . . . . . . . . . .
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