Lenovo 10w, Hardware Maintenance Manual

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Contents
About this manual . . . . . . . . . . . . iii
Chapter 1. Safety information . . . . . . 1
General safety . . . . . . . . . . . . . . . . 1
Electrical safety . . . . . . . . . . . . . . . . 1
Safety inspection guide . . . . . . . . . . . . . 3
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 . . . . . . . . . . . . . . . 21
Checking the ac power adapter
. . . . . . . . 22
Checking the battery and operational charging . . 22
Chapter 3. Locations . . . . . . . . . 25
Locating computer controls and connectors . . . 25
Overview . . . . . . . . . . . . . . . 25
Lenovo 10w Detachable Keyboard (for
selected models)
. . . . . . . . . . . . 26
Locating FRUs and CRUs . . . . . . . . . . . 28
Major FRUs and CRUs . . . . . . . . . . 29
Miscellaneous parts . . . . . . . . . . . 31
Looking up FRU information . . . . . . . . . . 31
Chapter 4. FRU replacement
notices . . . . . . . . . . . . . . . . . 33
Service tool kit . . . . . . . . . . . . . . . 33
Screw notices . . . . . . . . . . . . . . . 33
Chapter 5. Removing or replacing a
FRU. . . . . . . . . . . . . . . . . . . 35
General guidelines. . . . . . . . . . . . . . 35
Before servicing the computer . . . . . . . . . 35
Disable Fast Startup and the built-in battery . . 35
1010 Lenovo Integrated Pen (for selected
models) . . . . . . . . . . . . . . . . . . 36
1020 Pen dummy (for selected models)
. . . . . 36
1030 LCD unit and LCD cable . . . . . . . . . 36
1040 I/O board cable. . . . . . . . . . . . . 38
1050 Built-in battery . . . . . . . . . . . . . 39
1060 Charger cable bracket . . . . . . . . . . 40
1070 I/O board bracket . . . . . . . . . . . . 41
1080 Rear camera and rear camera bracket . . . . 41
1090 Pen charger cable. . . . . . . . . . . . 42
1100 Microphone board cable . . . . . . . . . 42
1110 I/O board and function board cable . . . . . 43
1120 Pogo pin cable . . . . . . . . . . . . . 44
1130 Speaker assembly
. . . . . . . . . . . 44
1140 Front camera with cable . . . . . . . . . 45
1150 Microphone board, microphone rubber and
rear LED rubber . . . . . . . . . . . . . . . 45
1160 Wireless LAN antennas. . . . . . . . . . 46
1170 Heatsink . . . . . . . . . . . . . . . 47
1180 System board . . . . . . . . . . . . . 48
1190 Base cover assembly . . . . . . . . . . 49
Appendix A. Notices . . . . . . . . . . 51
Appendix B. Abbreviation table . . . . 53
© Copyright Lenovo 2022
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