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Drive handling ................................................................................................... 52
Grounding guidelines ......................................................................................................... 53
Electrostatic discharge damage ........................................................................ 53
Packaging and transporting guidelines ............................................. 54
Workstation guidelines ..................................................................... 54
Equipment guidelines ....................................................................... 55
Component replacement procedures ................................................................................................. 56
Service tag ......................................................................................................................... 56
Computer feet .................................................................................................................... 57
Battery ............................................................................................................................... 58
Display assembly (panel, bezel, webcam, microphone) .................................................... 59
SIM .................................................................................................................................... 63
Bottom door ....................................................................................................................... 64
Optical drive ....................................................................................................................... 65
Upgrade bay ...................................................................................................................... 67
Hard drive .......................................................................................................................... 69
RTC battery ....................................................................................................................... 71
Memory modules ............................................................................................................... 72
WWAN module .................................................................................................................. 74
WLAN module .................................................................................................................... 76
Bluetooth module ............................................................................................................... 81
Modem module .................................................................................................................. 83
Fan ..................................................................................................................................... 85
Heat sink ............................................................................................................................ 86
Processor ........................................................................................................................... 90
Keyboard ........................................................................................................................... 92
Bottom cover ...................................................................................................................... 94
Speaker assembly ............................................................................................................. 99
RJ-11 jack cable .............................................................................................................. 101
Function board ................................................................................................................. 103
USB board ....................................................................................................................... 105
System board ................................................................................................................... 106
Display assembly and components (whole hinge-up, cable, antennas, hinges,
enclosure) ........................................................................................................................ 111
5 Computer Setup (BIOS) and System Diagnostics ................................................................................... 120
Using Computer Setup ..................................................................................................................... 120
Starting Computer Setup ................................................................................................. 120
Navigating and selecting in Computer Setup ................................................................... 120
Restoring factory settings in Computer Setup ................................................................. 121
Updating the BIOS ........................................................................................................... 122
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