Maintenance and Service Guide

Computer Setup—Security ............................................................................................................... 61
Computer Setup—Advanced ............................................................................................................. 64
Computer Setup—UEFI Drivers ......................................................................................................... 69
Recovering the Conguration Settings ............................................................................................................... 69
6 Troubleshooting without diagnostics ............................................................................................................ 70
Safety and comfort .............................................................................................................................................. 70
Before you call for technical support .................................................................................................................. 70
Helpful hints ........................................................................................................................................................ 71
Solving general problems .................................................................................................................................... 72
Solving power problems ...................................................................................................................................... 76
Solving hard drive problems ................................................................................................................................ 77
Solving media card reader problems ................................................................................................................... 79
Solving display problems .................................................................................................................................... 80
Solving audio problems ....................................................................................................................................... 84
Solving printer problems ..................................................................................................................................... 86
Solving keyboard and mouse problems .............................................................................................................. 87
Solving hardware installation problems ............................................................................................................. 88
Solving network problems .................................................................................................................................. 89
Solving memory problems .................................................................................................................................. 92
Solving CD-ROM and DVD problems .................................................................................................................... 93
Solving USB ash drive problems ........................................................................................................................ 95
Solving front panel component problems .......................................................................................................... 96
Solving Internet access problems ....................................................................................................................... 96
Solving software problems .................................................................................................................................. 97
7 POST error messages and diagnostic front panel LEDs and audible codes ......................................................... 98
POST numeric codes and text messages ............................................................................................................. 98
Interpreting system validation diagnostic front panel LEDs and audible codes .............................................. 103
8 Password security and resetting CMOS ........................................................................................................ 105
Resetting the password jumper ........................................................................................................................ 105
Clearing and resetting the BIOS ........................................................................................................................ 107
9 Using HP PC Hardware Diagnostics .............................................................................................................. 108
Using HP PC Hardware Diagnostics Windows (select products only) ............................................................... 108
Downloading HP PC Hardware Diagnostics Windows ..................................................................... 108
Downloading the latest HP PC Hardware Diagnostics Windows version ..................... 109
Downloading HP Hardware Diagnostics Windows by product name or number
(select products only) ................................................................................................... 109
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