crwdns2934241:0crwdne2934241:0 mike

crwdns2934249:0crwdne2934249:0:

'''Unplug power supply.'''

Press power button until fans stop.

Reset BIOS.  ''You don’t state which HP desktop model.''

There is usually a  jumper to short to clear BIOS to factory default. ''Often near Front Panel connectors.''

Plug-in power cable and switch on.

How did it go?

crwdns2915684:0crwdne2915684:0:

open