Mercury pi945gcm sound driver free download

here it is
http://www.mercury-pc.com/download_file.php?option=file...

in system32 all of them or try this works on the devices on ur system go to the card to drivers the click update be online when u do this it will look on the computer first then go on the web for them when it starts the download click save then run, so will have them for later, it's always good to back-up all ur drivers & .dills on cd/rw 1 for each so next time on need 1 u pop in the cd & pow u got it.