HP mt43 Maintenance And Service Manual page 8

6 Removal and replacement procedures for Authorized Service Provider parts ................................................... 42
Component replacement procedures .................................................................................................................. 42
7 Interpreting system validation diagnostic front panel LEDs and audible codes ................................................. 61
8 Computer Setup (BIOS), TPM, and HP Sure Start ............................................................................................. 63
Using Computer Setup ......................................................................................................................................... 63
TPM BIOS settings (select products only) ........................................................................................................... 66
Using HP Sure Start (select products only) ......................................................................................................... 66
9 Using HP PC Hardware Diagnostics (UEFI) ....................................................................................................... 67
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................................... 67
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Bottom cover ..................................................................................................................................... 25
Battery ............................................................................................................................................... 30
Solid-state drive (SSD) ...................................................................................................................... 31
Memory modules ............................................................................................................................... 32
WLAN/Bluetooth combo card ............................................................................................................ 34
WWAN module ................................................................................................................................... 36
RTC battery ........................................................................................................................................ 38
Keyboard ........................................................................................................................................... 39
Internal base plate ............................................................................................................................ 42
Heat sink/fan assembly .................................................................................................................... 45
Touchpad board ................................................................................................................................. 47
Smart card reader board ................................................................................................................... 48
USB/audio board ................................................................................................................................ 49
System board .................................................................................................................................... 50
Speaker assembly ............................................................................................................................. 52
Display assembly ............................................................................................................................... 53
Power button board .......................................................................................................................... 59
Top cover ........................................................................................................................................... 60
Starting Computer Setup .................................................................................................................. 63
Navigating and selecting in Computer Setup ................................................................................... 63
Restoring factory settings in Computer Setup ................................................................................. 63
Updating the BIOS ............................................................................................................................. 64
Determining the BIOS version ......................................................................................... 64
Downloading a BIOS update ........................................................................................... 65
Changing the boot order using the f9 prompt .................................................................................. 65