Origineel bericht door: oldturkey03 ,
Almost none of the HP and Compaq consumer desktop computers do allow power-on passwords. Instead, they use a BIOS Lock Supervisor password and Windows Logon password. Follow Justin's advise for the Windows password, and if nothing else try to clear the CMOS password. For that, follow the steps [http://h10025.www1.hp.com/ewfrf/wc/document?docname=c00069442&lc=en&cc=us&dlc=en&product=431075#N554|on here.] Hope this helps, good luck.