Bud si tam nainstaluj HP recovery manager, a spusti ho a tam si navol system recovery - restore to original fatory condition http://h10010.www1.hp.com/ewfrf/wc/document?cc=de& lc=de&dlc=de&docname=c01904671 - obrazok v kroku 5.
alebo po zapnuti notebooku rychlo mackaj klavesu F11, a tiez sa ma potom spustit ten recovery manager.