Solving general problems .................................................................................................................................... 66
Solving power problems ...................................................................................................................................... 70
Solving hard drive problems ................................................................................................................................ 71
Solving media card reader problems ................................................................................................................... 73
Solving display problems .................................................................................................................................... 74
Solving audio problems ....................................................................................................................................... 78
Solving printer problems ..................................................................................................................................... 80
Solving keyboard and mouse problems .............................................................................................................. 81
Solving Hardware Installation Problems ............................................................................................................. 82
Solving Network Problems .................................................................................................................................. 84
Solving memory problems .................................................................................................................................. 87
Solving CD-ROM and DVD problems .................................................................................................................... 88
Solving USB ash drive problems ........................................................................................................................ 90
Solving front panel component problems .......................................................................................................... 91
Solving Internet access problems ....................................................................................................................... 91
Solving software problems .................................................................................................................................. 93
7 POST error messages and diagnostic front panel LEDs and audible codes ......................................................... 94
POST numeric codes and text messages ............................................................................................................. 94
Interpreting system validation diagnostic front panel LEDs and audible codes ................................................ 99
8 Password security and resetting CMOS ........................................................................................................ 101
Resetting the password jumper ........................................................................................................................ 101
Changing a Setup or Power-On password ......................................................................................................... 102
Deleting a Setup or Power-On password .......................................................................................................... 103
Clearing and resetting the CMOS ....................................................................................................................... 103
9 HP PC Hardware Diagnostics ....................................................................................................................... 105
Why run HP PC Hardware Diagnostics ............................................................................................................... 105
How to access and run HP PC Hardware Diagnostics ........................................................................................ 105
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................................. 105
10 System backup and recovery ..................................................................................................................... 107
Backing up, restoring, and recovering in Windows 10 ...................................................................................... 107
Creating recovery media and backups ............................................................................................ 107
Creating HP Recovery media (select products only) .................................................... 107
Using Windows tools ....................................................................................................................... 109
Restore and recovery ...................................................................................................................... 109
Recovering using HP Recovery Manager ...................................................................... 109
What you need to know before you get started ........................................ 109
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