Table of contents
1 Product description ....................................................................................................................................... 1
2 External component identification ................................................................................................................. 9
Display ................................................................................................................................................................... 9
Buttons and fingerprint reader (select models only) ......................................................................................... 11
Keys ...................................................................................................................................................................... 13
Lights ................................................................................................................................................................... 15
TouchPad ............................................................................................................................................................. 17
Front ..................................................................................................................................................................... 18
Left side ............................................................................................................................................................... 19
Right side ............................................................................................................................................................. 21
Rear (select models only) .................................................................................................................................... 22
Bottom ................................................................................................................................................................. 23
3 Illustrated parts catalog .............................................................................................................................. 25
Service tag ........................................................................................................................................................... 25
Computer major components ............................................................................................................................. 27
Display assembly subcomponents ..................................................................................................................... 43
Cables ................................................................................................................................................................... 45
Plastics Kit ........................................................................................................................................................... 46
Mass storage devices .......................................................................................................................................... 47
Miscellaneous parts ............................................................................................................................................. 49
4 Removal and replacement procedures preliminary requirements .................................................................... 51
Tools required ...................................................................................................................................................... 51
Service considerations ........................................................................................................................................ 51
Plastic parts ....................................................................................................................................... 51
Cables and connectors ...................................................................................................................... 52
Drive handling ................................................................................................................................... 52
Grounding guidelines ........................................................................................................................................... 52
Electrostatic discharge damage ....................................................................................................... 52
Packaging and transporting guidelines ......................................................................... 54
Workstation guidelines ................................................................................ 54
5 Removal and replacement procedures for Customer Self-Repair parts ............................................................. 56
Component replacement procedures ................................................................................................................. 56
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Summary of Contents for 645 G1
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