Questions
Q1
Where can I find the Vista driver for Realtek AC97 on-board audio?

You might download the drivers from following links to support Vista. ftp://152.104.238.19/pc/audio/6243_Vista_APO.zip ftp://202.65.194.211/pc/audio/6243_Vista_APO.zip ftp://61.56.69.18/pc/audio/6243_Vista_APO.zip