Navy - Yes VoodooHDA is your KP because you still have APPLEHDA in your extensions folder. That must be taken out of your extensions folder and you then use kept utility to clean up that folder.
Having Issues with USB - Only one of left works - sometimes.... anyone else come across this? The other two on the right don't work at all. I HAD them all working in usb 2.0 then it just screwed up.
Bios settings + USBLEGACY in bootlist + ??????? - something is screwy.