M-Audio Audiophile 2496 PCI Digital Audio Card System "mixer wont start" Questions

wont start or boot up or load from there,it useto fine!is there a combination of buttons that i can press on start up or something else i could do to fix this problem?please help me as i have searched

mixer" click :devices" and select the card you installed. if that fails, go to device manager and disable any other cards the the computer has so it wont conflict. if that fails take it into geeksquad