Table of Contents
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Contents
About this manual . . . . . . . . . . . . iii
Chapter 1. Safety information . . . . . . 1
General safety . . . . . . . . . . . . . . . . 1
Electrical safety . . . . . . . . . . . . . . . . 1
Safety inspection guide . . . . . . . . . . . . . 3
discharge . . . . . . . . . . . . . . . . . . 3
Grounding requirements . . . . . . . . . . . . 4
Safety notices (multilingual translations) . . . . . . 4
Chapter 2. General checkout . . . . . 21
What to do first . . . . . . . . . . . . . . .
Power system checkout . . . . . . . . . . .
Checking the ac power adapter . . . . . . .
charging . . . . . . . . . . . . . . . .
Merchandise Authorization (RMA). . . 25
What is a RMA? . . . . . . . . . . . . . . .
Create a RMA . . . . . . . . . . . . . . .
Use the RMA . . . . . . . . . . . . . . . .
shortcuts . . . . . . . . . . . . . . . . 28
Chapter 5. Locations . . . . . . . . . 29
Locating controls and connectors. . . . . . . .
Locating FRUs and CRUs . . . . . . . . . . .
Major FRUs and CRUs . . . . . . . . . .
LCD FRUs . . . . . . . . . . . . . . .
Miscellaneous parts . . . . . . . . . . .
Connector and cable guide . . . . . . . . . .
Looking up FRU information . . . . . . . . . .
notices . . . . . . . . . . . . . . . . . 39
Service tool kit . . . . . . . . . . . . . . .
Screw notices . . . . . . . . . . . . . . .
© Copyright Lenovo 2020
notices . . . . . . . . . . . . . . . . . 41
General guidelines. . . . . . . . . . . . . .
Before servicing the Chromebook. . . . . . . .
Disabling the built-in battery . . . . . . . .
models) . . . . . . . . . . . . . . . . . .
1020 Base cover assembly . . . . . . . . . .
1030 Built-in battery . . . . . . . . . . . . .
1040 Wireless LAN card . . . . . . . . . . .
drive cover. . . . . . . . . . . . . . . . .
21
1060 I/O board brackets . . . . . . . . . . .
22
1070 I/O board cable and I/O board . . . . . . .
22
1080 Thermal fan assembly . . . . . . . . . .
1090 LCD unit . . . . . . . . . . . . . . .
22
1110 Pen charger cable. . . . . . . . . . . .
1120 Speaker assembly . . . . . . . . . . .
1130 Touchpad and touchpad cable. . . . . . .
25
25
1150 System board . . . . . . . . . . . . .
26
selected models) . . . . . . . . . . . . . .
1170 Keyboard assembly . . . . . . . . . . .
2010 Strip cover . . . . . . . . . . . . .
2020 LCD panel . . . . . . . . . . . . .
29
2030 LCD cable . . . . . . . . . . . . .
31
32
microphone cable . . . . . . . . . . . .
34
2050 Microphone board. . . . . . . . . .
35
35
selected models) . . . . . . . . . . . .
37
2070 Camera cable . . . . . . . . . . .
2080 LED cable . . . . . . . . . . . . .
2090 LCD hinges assembly . . . . . . . .
2100 LCD rear cover assembly . . . . . . .
39
39
Appendix A. Notices . . . . . . . . . . 67
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47
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52
52
53
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57
57
57
60
61
61
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