HP EliteBook 840 G2 Notebook PC HP EliteBook 740 G2 Notebook PC HP ZBook 14 G2 Mobile Workstation - Maintenance and Service Guide

TouchPad ........................................................................................................................................... 88
USB/VGA connector board ................................................................................................................ 89
Heat sink ............................................................................................................................................ 90
Power button board .......................................................................................................................... 94
Fingerprint reader board ................................................................................................................... 96
System board .................................................................................................................................... 97
Speaker assembly ........................................................................................................................... 103
Display assembly ............................................................................................................................ 105
7 Computer Setup (BIOS), TPM, and HP Sure Start – Windows 10 ....................................................................... 111
Using Computer Setup ....................................................................................................................................... 112
Starting Computer Setup ................................................................................................................ 112
Navigating and selecting in Computer Setup ................................................................................. 113
Restoring factory settings in Computer Setup ............................................................................... 113
Updating the BIOS ........................................................................................................................... 114
Determining the BIOS ................................................................................................... 114
Downloading a BIOS update ......................................................................................... 114
Changing the boot order using the f9 prompt ................................................................................ 115
TPM BIOS settings (select products only) ......................................................................................................... 116
Using HP Sure Start (select products only) ....................................................................................................... 117
8 HP PC Hardware Diagnostics (UEFI) – Windows 10 ......................................................................................... 119
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................................. 120
9 Computer Setup (BIOS), MultiBoot, and HP PC Hardware Diagnostics (UEFI) – Windows 8 ................................. 121
Using Computer Setup ....................................................................................................................................... 121
Starting Computer Setup ................................................................................................................ 121
Navigating and selecting in Computer Setup ................................................................................. 121
Restoring factory settings in Computer Setup ............................................................................... 122
Updating the BIOS ........................................................................................................................... 123
Determining the BIOS version ...................................................................................... 123
Downloading a BIOS update ......................................................................................... 123
Using MultiBoot ................................................................................................................................................. 125
About the boot device order ........................................................................................................... 125
Choosing MultiBoot preferences .................................................................................................... 125
Setting a new boot order in Computer Setup .............................................................. 125
Dynamically choosing a boot device using the f9 prompt ........................................... 126
Setting a MultiBoot Express prompt ............................................................................ 126
Entering MultiBoot Express preferences ..................................................................... 127
Using HP PC Hardware Diagnostics (UEFI) ........................................................................................................ 127
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