HP ProDesk 480 G4 MT Maintenance And Service Manual page 7

Solving Internet access problems ....................................................................................................................... 82
Solving software problems .................................................................................................................................. 84
7 POST error messages and diagnostic front panel LEDs and audible codes ......................................................... 85
POST numeric codes and text messages ............................................................................................................. 85
Interpreting system validation diagnostic front panel LEDs and audible codes ................................................ 90
8 Password security and resetting CMOS .......................................................................................................... 92
Resetting CMOS and/or the password jumper .................................................................................................... 93
Changing a Setup or Power-on password ........................................................................................................... 94
Deleting a Setup or Power-on password ............................................................................................................. 95
9 Using HP PC Hardware Diagnostics (UEFI) ....................................................................................................... 96
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................................... 96
10 System backup and recovery ...................................................................................................................... 98
Backing up, restoring, and recovering in Windows 10 ........................................................................................ 98
Creating recovery media and backups .............................................................................................. 98
Using Windows tools ......................................................................................................................... 99
Restore and recovery ........................................................................................................................ 99
Backing up, restoring, and recovering in Windows 7 ........................................................................................ 102
Creating recovery media ................................................................................................................. 102
System Restore ............................................................................................................................... 105
System Recovery ............................................................................................................................. 105
Creating HP Recovery media (select products only) ...................................................... 98
Recovering using HP Recovery Manager ...................................................................... 100
What you need to know before you get started ........................................ 100
Using the HP Recovery partition (select products only) ............................ 101
Using HP Recovery media to recover ......................................................... 101
Changing the computer boot order ............................................................ 101
Removing the HP Recovery partition (select products only) ..................... 101
Creating recovery media using HP Recovery Manager (select models only) ............... 103
Creating recovery discs with HP Recovery Disc Creator (select models only) ............. 104
Creating recovery discs .............................................................................. 104
Backing up your information ........................................................................................ 104
System Recovery when Windows is responding .......................................................... 106
System Recovery when Windows is not responding .................................................... 106
System Recovery using recovery media (select models only) ..................................... 107
Using HP Recovery Disc operating system discs (select models only) ........................ 107
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