Computer Setup–Main ....................................................................................................................... 65
Computer Setup—Security ............................................................................................................... 67
Computer Setup—Advanced ............................................................................................................. 69
Recovering the Conguration Settings ............................................................................................................... 74
6 Troubleshooting without diagnostics ............................................................................................................ 75
Safety and comfort .............................................................................................................................................. 75
Before you call for technical support .................................................................................................................. 75
Helpful hints ........................................................................................................................................................ 76
Solving general problems .................................................................................................................................... 77
Solving power problems ...................................................................................................................................... 81
Solving hard drive problems ................................................................................................................................ 82
Solving media card reader problems ................................................................................................................... 84
Solving display problems .................................................................................................................................... 85
Solving audio problems ....................................................................................................................................... 90
Solving printer problems ..................................................................................................................................... 92
Solving keyboard and mouse problems .............................................................................................................. 93
Solving Hardware Installation Problems ............................................................................................................. 95
Solving Network Problems .................................................................................................................................. 96
Solving memory problems .................................................................................................................................. 99
Solving CD-ROM and DVD problems .................................................................................................................. 100
Solving USB ash drive problems ..................................................................................................................... 103
Solving front panel component problems ........................................................................................................ 104
Solving Internet access problems ..................................................................................................................... 104
Solving software problems ............................................................................................................................... 106
7 POST error messages and diagnostic front panel LEDs and audible codes ....................................................... 107
POST numeric codes and text messages .......................................................................................................... 107
Interpreting system validation diagnostic front panel LEDs and audible codes .............................................. 112
8 Password security and resetting CMOS ........................................................................................................ 114
Resetting the password jumper ........................................................................................................................ 114
Clearing and resetting the BIOS ........................................................................................................................ 116
9 Using HP PC Hardware Diagnostics (UEFI) ..................................................................................................... 117
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................................. 117
10 System backup and recovery ..................................................................................................................... 119
Backing up, restoring, and recovering in Windows 8.1 or Windows 8 .............................................................. 119
Creating recovery media and backups ............................................................................................ 119
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