Grounding guidelines .............................................................................................. 38
Electrostatic discharge damage .................................................................. 38
Packaging and transporting guidelines ........................................ 40
Component replacement procedures ........................................................................................ 42
Service tag ............................................................................................................. 42
Computer feet ......................................................................................................... 43
Battery ................................................................................................................... 44
SIM ....................................................................................................................... 45
Service cover .......................................................................................................... 46
Memory module ...................................................................................................... 47
Bluetooth module .................................................................................................... 48
Speaker assembly ................................................................................................... 50
Optical drive .......................................................................................................... 51
Hard drive ............................................................................................................. 52
Fan ....................................................................................................................... 54
WWAN module ..................................................................................................... 55
WLAN module ........................................................................................................ 59
Modem module ....................................................................................................... 62
Keyboard ............................................................................................................... 63
RTC battery ............................................................................................................ 66
Base enclosure ........................................................................................................ 68
System board ......................................................................................................... 73
Heat sink ................................................................................................................ 75
Processor ............................................................................................................... 78
Fingerprint reader board .......................................................................................... 80
Top cover ............................................................................................................... 81
Function button board .............................................................................................. 83
Power button board ................................................................................................. 85
Smart Card reader assembly .................................................................................... 86
Display assembly subcomponents .............................................................................. 89
5 Computer Setup (BIOS) and Advanced System Diagnostics .............................................. 99
Starting Computer Setup ......................................................................................................... 99
Using Computer Setup .......................................................................................................... 100
Navigating and selecting in Computer Setup ............................................................ 100
Restoring factory settings in Computer Setup ............................................................. 101
Updating the BIOS ............................................................................................................... 101
Determining the BIOS version ................................................................................. 101
Downloading a BIOS update .................................................................................. 102
Using Advanced System Diagnostics ...................................................................................... 103
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