HP EliteBook 820 G1, HP EliteBook 725 G2, & EliteBook 720 G1 Notebook PCs - Maintenance and Service Guide

Power button board ........................................................................................................................ 118
7 Computer Setup (BIOS) ............................................................................................................................... 119
Windows 8 – Computer Setup (BIOS), MultiBoot, and HP PC Hardware Diagnostics (UEFI) ............................ 119
Using Computer Setup .................................................................................................................... 119
Starting Computer Setup .............................................................................................. 119
Navigating and selecting in Computer Setup ............................................................... 119
Restoring factory settings in Computer Setup ............................................................ 121
Updating the BIOS ......................................................................................................... 121
Determining a BIOS version ....................................................................... 121
Downloading a BIOS update for Windows 8 .............................................. 122
Using MultiBoot ............................................................................................................................... 122
About the boot device order ......................................................................................... 122
Choosing MultiBoot preferences .................................................................................. 123
Setting a new boot order in Computer Setup ............................................ 123
Dynamically choosing a boot device using the f9 prompt ........................ 123
Setting a MultiBoot Express prompt .......................................................... 124
Entering MultiBoot Express preferences ................................................... 124
Using HP PC Hardware Diagnostics (UEFI) (select models only) .................................................... 124
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device ............................. 126
Windows 7 – Computer Setup (BIOS), MultiBoot, and HP PC Hardware Diagnostics (UEFI) ............................ 127
Using Computer Setup .................................................................................................................... 127
Starting Computer Setup .............................................................................................. 127
Navigating and selecting in Computer Setup ............................................................... 127
Restoring factory settings in Computer Setup ............................................................ 128
Updating the BIOS ......................................................................................................... 129
Determining a BIOS version ....................................................................... 129
Downloading a BIOS update for Windows 7 .............................................. 129
Using MultiBoot ............................................................................................................................... 130
About the boot device order ......................................................................................... 130
Choosing MultiBoot preferences .................................................................................. 130
Setting a new boot order in Computer Setup ............................................ 130
Dynamically choosing a boot device using the f9 prompt ........................ 131
Setting a MultiBoot Express prompt .......................................................... 131
Entering MultiBoot Express preferences ................................................... 131
Using HP PC Hardware Diagnostics (UEFI) (select models only) .................................................... 132
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device ............................. 133
Linux – Computer Setup (BIOS) and Advanced System Diagnostics ................................................................ 134
Starting Computer Setup ................................................................................................................ 134
Using Computer Setup .................................................................................................................... 134
Navigating and selecting in Computer Setup ............................................................... 134
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