HP ProBook 450 G2 Maintenance And Service Manual page 8

5 Removal and replacement procedures for Customer Self-Repair parts ............................................................. 42
Component replacement procedures ................................................................................................................. 42
6 Removal and replacement procedures for Authorized Service Provider parts ................................................... 59
Component replacement procedures ................................................................................................................. 59
7 Computer Setup (BIOS), MultiBoot, and HP PC Hardware Diagnostics (UEFI) in Windows 8.1 ............................. 103
Using Computer Setup ....................................................................................................................................... 103
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Battery ............................................................................................................................................... 43
Service door ....................................................................................................................................... 44
Hard drive .......................................................................................................................................... 46
Memory modules .............................................................................................................................. 48
Optical drive ...................................................................................................................................... 50
WLAN/Bluetooth combo card ........................................................................................................... 52
WWAN module ................................................................................................................................... 54
Keyboard ........................................................................................................................................... 56
Display subcomponents (bezel, webcam, panel) ............................................................................. 60
Top cover ........................................................................................................................................... 64
RTC battery, HP 455 models ............................................................................................................. 67
Speaker assembly ............................................................................................................................. 68
Fingerprint reader assembly ............................................................................................................. 70
Power button board .......................................................................................................................... 71
Function board .................................................................................................................................. 73
Card reader board ............................................................................................................................. 75
USB/audio board ............................................................................................................................... 77
Touchpad button board .................................................................................................................... 79
Fan ..................................................................................................................................................... 81
Battery connector cable .................................................................................................................... 83
System board .................................................................................................................................... 84
Optical drive extension board ........................................................................................................... 89
RTC battery, HP 450 models ............................................................................................................. 90
Heat sink assembly ........................................................................................................................... 92
Display assembly .............................................................................................................................. 95
Power connector and cable ............................................................................................................ 102
Starting Computer Setup ................................................................................................................ 103
Navigating and selecting in Computer Setup ................................................................................. 103
Restoring factory settings in Computer Setup ............................................................................... 104
Updating the BIOS ........................................................................................................................... 104
Determining the BIOS version ...................................................................................... 104
Downloading a BIOS update ......................................................................................... 105