HP 250 G3 Maintenance And Service Manual page 6

5 Removal and replacement procedures for Customer Self-Repair parts ............................................................. 35
Component replacement procedures ................................................................................................................. 35
6 Removal and replacement procedures for Authorized Service Provider parts ................................................... 43
Component replacement procedures ................................................................................................................. 43
7 Using Setup Utility (BIOS) and HP PC Hardware Diagnostics (UEFI) in Windows 8.1 ............................................ 79
Starting Setup Utility (BIOS) ................................................................................................................................ 79
Updating the BIOS ................................................................................................................................................ 79
Using HP PC Hardware Diagnostics (UEFI) .......................................................................................................... 80
8 Using Setup Utility (BIOS) and System Diagnostics in Windows 7 ..................................................................... 83
Starting Setup Utility (BIOS) ................................................................................................................................ 83
Updating the BIOS ................................................................................................................................................ 83
Using HP PC Hardware Diagnostics (UEFI) .......................................................................................................... 84
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Battery ............................................................................................................................................... 35
Optical drive ...................................................................................................................................... 37
Keyboard ........................................................................................................................................... 39
Display subcomponents (bezel, webcam, panel) ............................................................................. 43
Top cover ........................................................................................................................................... 47
Power button board .......................................................................................................................... 50
TouchPad button board .................................................................................................................... 51
Hard drive .......................................................................................................................................... 53
WLAN module .................................................................................................................................... 55
Fan ..................................................................................................................................................... 57
Power connector cable ...................................................................................................................... 59
System board .................................................................................................................................... 60
USB board .......................................................................................................................................... 64
Speakers ............................................................................................................................................ 65
Heat sink assembly ........................................................................................................................... 67
RTC battery ........................................................................................................................................ 70
Memory module ................................................................................................................................ 71
Display assembly .............................................................................................................................. 72
Determining the BIOS version ........................................................................................................... 79
Downloading a BIOS update .............................................................................................................. 80
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................. 81
Determining the BIOS version ........................................................................................................... 83
Downloading a BIOS update .............................................................................................................. 84
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................. 85