HP Personal Computer User Manual page 6

11 Troubleshooting .......................................................................................................................................... 59
Wireless connection problems ........................................................................................................... 59
Power problems ................................................................................................................................. 62
Computer Setup problems ................................................................................................................. 63
Display problems ................................................................................................................................ 64
Keyboard and mouse problems ......................................................................................................... 65
Audio problems .................................................................................................................................. 67
Software problems ............................................................................................................................. 68
12 Specifications .............................................................................................................................................. 69
Operating specifications ..................................................................................................................... 69
13 Electrostatic Discharge .............................................................................................................................. 70
Index ................................................................................................................................................................... 71
vi
Using the HP Recovery partition (select models only) ...................................... 57
Using HP Recovery media to recover ............................................................... 57
Changing the computer boot order ................................................................... 57
Removing the HP Recovery partition ................................................................................. 58
Cannot connect to a WLAN ............................................................................................... 59
Cannot connect to a preferred network ............................................................................. 59
Current network security codes are unavailable ................................................................ 60
Cannot connect to the wireless router ............................................................................... 60
Network status icon is not displayed .................................................................................. 61
Computer will not turn on or start ....................................................................................... 62
Hard drive error .................................................................................................................. 62
Computer is not responding ............................................................................................... 62
Computer shuts down unexpectedly .................................................................................. 62
The computer will not enter Computer Setup .................................................................... 63
The display is blank ........................................................................................................... 64
Images on the screen are too large or too small, or the images are fuzzy ........................ 64
No sound is produced ........................................................................................................ 67