Table Of Contents - Lenovo IdeaPad Duet 3i Hardware Maintenance Manual

Contents
About this manual . . . . . . . . . . . . iii
Chapter 1. Safety information . . . . . . 1
General safety . . . . . . . . . . . . . . . . 1
Electrical safety . . . . . . . . . . . . . . . . 1
Safety inspection guide . . . . . . . . . . . . . 2
Handling devices that are sensitive to electrostatic
discharge . . . . . . . . . . . . . . . . . . 3
Grounding requirements . . . . . . . . . . . . 4
Safety notices (multilingual translations) . . . . . . 4
Chapter 2. General checkout . . . . . 21
What to do first . . . . . . . . . . . . . . .
CRU list . . . . . . . . . . . . . . . . . .
Chapter 3. Idetifying FRUs (CRUs) . . 23
Locate FRUs and CRUs
Chapter 4. Removing a FRU or
CRU . . . . . . . . . . . . . . . . . . 27
Service tools . . . . . . . . . . . . . . . .
© Copyright Lenovo 2020
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General guidelines. . . . . . . . . . . . . .
Remove the card tray . . . . . . . . . . . .
Remove the LCD module . . . . . . . . . . .
Remove the EDP cable . . . . . . . . . . . .
Remove the battery pack . . . . . . . . . . .
Remove the side switch module . . . . . . . .
Remove the front camera and rear camera . . . .
Remove the Wi-Fi module . . . . . . . . . . .
Remove the speakers . . . . . . . . . . . .
Remove the I/O bracket. . . . . . . . . . . .
Remove the USB board cable . . . . . . . . .
Remove the USB board module . . . . . . . .
21
Remove the pogo pin with cable . . . . . . . .
22
Remove the heat sink . . . . . . . . . . . .
Remove the system board. . . . . . . . . . .
Remove the LCD cover . . . . . . . . . . . .
23
Appendix A. Label locations. . . . . . 45
Trademarks . . . . . . . . . . . . . . . . xlvii
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