Solving audio problems ....................................................................................................................................... 61
Solving printer problems ..................................................................................................................................... 63
Solving keyboard and mouse problems .............................................................................................................. 64
Solving Hardware Installation Problems ............................................................................................................. 65
Solving Network Problems .................................................................................................................................. 67
Solving memory problems .................................................................................................................................. 70
Solving USB ash drive problems ........................................................................................................................ 71
Solving front panel component problems .......................................................................................................... 72
Solving Internet access problems ....................................................................................................................... 72
Solving software problems .................................................................................................................................. 74
7 POST error messages and diagnostic front panel LEDs and audible codes ......................................................... 75
POST numeric codes and text messages ............................................................................................................. 75
Interpreting system validation diagnostic front panel LEDs and audible codes ................................................ 80
8 Password security and resetting CMOS .......................................................................................................... 82
Resetting the password jumper .......................................................................................................................... 82
Clearing and resetting the BIOS ........................................................................................................................... 84
9 Using HP PC Hardware Diagnostics (UEFI) ....................................................................................................... 86
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................................... 86
10 System backup and recovery ...................................................................................................................... 88
Backing up, restoring, and recovering in Windows 10 ........................................................................................ 88
Creating recovery media and backups .............................................................................................. 88
Creating HP Recovery media (select products only) ...................................................... 88
Using Windows tools ......................................................................................................................... 89
Restore and recovery ........................................................................................................................ 89
Recovering using HP Recovery Manager ........................................................................ 90
What you need to know before you get started .......................................... 90
Using the HP Recovery partition (select products only) .............................. 91
Using HP Recovery media to recover ........................................................... 91
Changing the computer boot order .............................................................. 91
Removing the HP Recovery partition (select products only) ....................... 91
Backing up, restoring, and recovering in Windows 7 .......................................................................................... 92
Creating recovery media ................................................................................................................... 92
Creating recovery media using HP Recovery Manager (select models only) ................. 93
Creating recovery discs with HP Recovery Disc Creator (select models only) ............... 94
Creating recovery discs ................................................................................ 94
Backing up your information .......................................................................................... 94
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