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Solving keyboard and mouse problems .............................................................................................................. 68
Solving hardware installation problems ............................................................................................................. 70
Solving network problems .................................................................................................................................. 71
Solving memory problems .................................................................................................................................. 73
Solving USB flash drive problems ........................................................................................................................ 75
Solving Internet access problems ....................................................................................................................... 75
Solving software problems .................................................................................................................................. 76
7 POST error messages and diagnostic front panel LEDs and audible codes ......................................................... 78
POST numeric codes and text messages ............................................................................................................. 78
Interpreting system validation diagnostic front panel LEDs and audible codes ................................................ 83
8 Password security and resetting CMOS .......................................................................................................... 85
Resetting the password jumper .......................................................................................................................... 85
Clearing and resetting the BIOS ........................................................................................................................... 87
9 Using HP PC Hardware Diagnostics ................................................................................................................ 88
Using HP PC Hardware Diagnostics Windows ..................................................................................................... 88
Downloading HP PC Hardware Diagnostics Windows ....................................................................... 88
Installing HP PC Hardware Diagnostics Windows ............................................................................. 89
Using HP PC Hardware Diagnostics UEFI ............................................................................................................. 89
Starting HP PC Hardware Diagnostics UEFI ....................................................................................... 90
Downloading HP PC Hardware Diagnostics UEFI to a USB flash drive .............................................. 90
Using Remote HP PC Hardware Diagnostics UEFI settings (select products only) ............................................. 91
Downloading Remote HP PC Hardware Diagnostics UEFI ................................................................. 91
Customizing Remote HP PC Hardware Diagnostics UEFI settings .................................................... 91
Appendix A Power Cord Set Requirements ........................................................................................................ 93
General Requirements ......................................................................................................................................... 93
Japanese Power Cord Requirements ................................................................................................................... 93
Country-Specific Requirements .......................................................................................................................... 94
Downloading the latest HP PC Hardware Diagnostics Windows version ....................... 89
(select products only) ..................................................................................................... 89
Downloading the latest HP PC Hardware Diagnostics UEFI version .............................. 90
(select products only) ..................................................................................................... 90
Downloading the latest Remote HP PC Hardware Diagnostics UEFI version ................. 91
number ............................................................................................................................ 91
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