Table Of Contents - Lenovo Chromebook C330 Hardware Maintenance Manual

Contents
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 . . . . . . . . . . . . . . .
Chromebook C330/S330- CRU list . . . . . . .
Chapter 3. Create and use a USB
repair shim . . . . . . . . . . . . . . . 23
What is a USB repair shim? . . . . . . . . . .
Create a repair shim . . . . . . . . . . . . .
Boot into Developer Mode. . . . . . . . . . .
Disable ROM-write protection . . . . . . . . .
Use a USB repair shim to diagnose and fix
problems . . . . . . . . . . . . . . . . .
Factory test items . . . . . . . . . . . .
Chapter 4. Locating FRUs and
CRUs . . . . . . . . . . . . . . . . . . 27
Main FRUs . . . . . . . . . . . . . . . .
LCD FRUs . . . . . . . . . . . . . . . . .
Looking up FRU information . . . . . . . . . .
Chapter 5. Removing FRUs . . . . . . 31
General guidelines . . . . . . . . . . . . . .
Cut off the power supply from the built-in battery
pack . . . . . . . . . . . . . . . . . . .
© Copyright Lenovo 2018
Remove the upper case assembly
Remove the built-in battery pack . . . . . . . .
Remove the speakers . . . . . . . . . . . .
Remove the power board with cable. . . . . . .
Remove the system board. . . . . . . . . . .
LCD FRUs for Chromebook C330 . . . . . . . .
Remove the LCD module . . . . . . . . .
Remove the hinge covers . . . . . . . . .
Remove the LCD strip cover . . . . . . . .
Remove the LCD panel, LVDS cable, and
21
camera module . . . . . . . . . . . . .
22
Remove the hinges. . . . . . . . . . . .
LCD FRUs for Chromebook S330 . . . . . . . .
Remove the LCD module . . . . . . . . .
Remove the hinge cover. . . . . . . . . .
23
Remove the LCD bezel frame. . . . . . . .
23
Remove the LCD panel . . . . . . . . . .
23
Remove the LVDS cable and camera
24
module . . . . . . . . . . . . . . . .
Remove the hinges. . . . . . . . . . . .
24
25
Appendix A. Features, controls, and
connectors . . . . . . . . . . . . . . . 51
Front . . . . . . . . . . . . . . . . . . .
Base . . . . . . . . . . . . . . . . . . .
27
Left . . . . . . . . . . . . . . . . . . .
29
Right . . . . . . . . . . . . . . . . . . .
30
Bottom view . . . . . . . . . . . . . . . .
Appendix B. Label locations . . . . . 55
31
Trademarks . . . . . . . . . . . . . . . .
31
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