Grounding guidelines .............................................................................................. 62
Electrostatic discharge damage .................................................................. 62
Packaging and transporting guidelines ........................................ 64
Component replacement procedures ........................................................................................ 66
Service tag ............................................................................................................. 66
Computer feet ......................................................................................................... 67
Battery ................................................................................................................... 68
SIM ....................................................................................................................... 69
Service cover .......................................................................................................... 70
Optical drive .......................................................................................................... 71
Upgrade bay .......................................................................................................... 73
Hard drive ............................................................................................................. 74
RTC battery ............................................................................................................ 76
Memory module ...................................................................................................... 77
WWAN module ..................................................................................................... 80
WLAN module ........................................................................................................ 82
Bluetooth module .................................................................................................... 84
Modem module ....................................................................................................... 85
Fan ....................................................................................................................... 87
Keyboard ............................................................................................................... 88
Base enclosure ........................................................................................................ 93
Speaker assembly ................................................................................................... 97
RJ-11 jack cable ...................................................................................................... 98
Service cover release latch assembly ......................................................................... 99
Battery release latch assembly ................................................................................ 102
Function board ..................................................................................................... 104
System board ....................................................................................................... 106
Heat sink .............................................................................................................. 111
Processor ............................................................................................................. 114
USB board ........................................................................................................... 117
Display assembly .................................................................................................. 119
5 Computer Setup (BIOS) and Advanced System Diagnostics ............................................ 127
Windows 8 ......................................................................................................................... 127
Using Computer Setup ........................................................................................... 127
Starting Computer Setup ......................................................................... 127
Navigating and selecting in Computer Setup ............................................. 128
Restoring factory settings in Computer Setup .............................................. 129
Updating the BIOS ................................................................................. 129
Determining the BIOS version ................................................... 129
Downloading a BIOS update .................................................... 130
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