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Solving general problems ...................................................................................................... 199
Solving power problems ....................................................................................................... 203
Solving hard drive problems .................................................................................................. 205
Solving media card reader problems ...................................................................................... 208
Solving display problems ...................................................................................................... 210
Solving audio problems ........................................................................................................ 215
Solving printer problems ....................................................................................................... 217
Solving keyboard and mouse problems .................................................................................. 219
Solving Hardware Installation Problems .................................................................................. 221
Solving Network Problems .................................................................................................... 223
Solving memory problems ..................................................................................................... 227
Solving processor problems ................................................................................................... 229
Solving CD-ROM and DVD problems ...................................................................................... 230
Solving USB flash drive problems ........................................................................................... 232
Solving front panel component problems ................................................................................. 233
Solving Internet access problems ............................................................................................ 233
Solving software problems .................................................................................................... 235
10 POST error messages .................................................................................................. 237
POST numeric codes and text messages .................................................................................. 238
Interpreting POST diagnostic front panel LEDs and audible codes .............................................. 246
11 Password security and resetting CMOS ....................................................................... 250
Resetting the password jumper ............................................................................................... 251
Clearing and resetting the CMOS .......................................................................................... 252
12 HP PC Hardware Diagnostics ...................................................................................... 254
Why run HP PC Hardware Diagnostics – UEFI ......................................................................... 254
How to access and run HP PC Hardware Diagnostics - UEFI ...................................................... 254
Downloading HP PC Hardware Diagnostics to a USB device ..................................................... 255
13 System backup and recovery ...................................................................................... 256
Backing up, restoring, and recovering in Windows 8 ............................................................... 256
Creating recovery media and backups .................................................................... 257
Restoring and recovering using Windows 8 tools ...................................................... 258
Using Windows 8 Refresh ....................................................................... 258
Using Windows 8 Reset .......................................................................... 259
Recovery using the Windows 8 recovery USB flash drive ............................ 260
Recovery using Windows 8 operating system media (purchased separately) . 261
Backing up, restoring, and recovering in Windows 7 ............................................................... 262
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