I have an EMichine W3609 and wanted to go back to using the XP OS. ( Came with Visita ) I have found all drivers but for one? The sound ! Have tryed using Visitas drivers but Just not working. I haven't been able to locate the needed Drivers for the sound. BTW... Everything else works Great! Just no sound. Doesn't even show up in the devise Manager, or get devise not installed , preasent?