Grounding guidelines ......................................................................................................... 37
Electrostatic discharge damage ........................................................................ 37
Packaging and transporting guidelines ............................................. 38
Workstation guidelines ..................................................................... 38
Equipment guidelines ....................................................................... 39
Component replacement procedures ................................................................................................. 40
Service tag ......................................................................................................................... 40
Battery ............................................................................................................................... 41
SIM .................................................................................................................................... 42
Bottom door ....................................................................................................................... 43
Optical drive ....................................................................................................................... 44
Hard drive .......................................................................................................................... 46
Memory modules ............................................................................................................... 48
WWAN module .................................................................................................................. 50
WLAN/Bluetooth combo card ............................................................................................ 52
Keyboard ........................................................................................................................... 57
Top cover ........................................................................................................................... 59
Card reader board ............................................................................................................. 64
Speaker assembly ............................................................................................................. 65
Quick Launch board ........................................................................................................... 67
Power button board ........................................................................................................... 68
Modem module .................................................................................................................. 70
Lid switch ........................................................................................................................... 72
USB board ......................................................................................................................... 73
RJ-11 jack cable ................................................................................................................ 75
System board ..................................................................................................................... 76
RTC battery ....................................................................................................................... 79
Fan ..................................................................................................................................... 81
Heat sink ............................................................................................................................ 83
Processor ........................................................................................................................... 85
Power cable ....................................................................................................................... 87
Display assembly ............................................................................................................... 89
5 Computer Setup (BIOS) and System Diagnostics ..................................................................................... 98
Using Computer Setup ....................................................................................................................... 98
Starting Computer Setup ................................................................................................... 98
Navigating and selecting in Computer Setup ..................................................................... 98
Restoring factory settings in Computer Setup ................................................................... 99
Updating the BIOS ........................................................................................................... 100
Determining the BIOS version ......................................................................... 100
Downloading a BIOS update ........................................................................... 100
vi