Here is an FAQ from AMD to resolve the HDMI® problem for HD2xxx VGA cards. http://support.ati.com/ics/support/default.asp?deptID=894&task=knowledge&questionID=29037
輕鬆訪問我們常見的問題與解答，迅速解決可能遇到的任何問題。
問題
Q1
Why my ATI VGA card have no HDMI® Audio Available in Windows Vista?
