Question: I am using a 4 / 6 / 7.1 channels speaker on AM2NF3-VSTA. Why do only 2 channels work under Windows® Vista™?(8/3/2007) Answer: 1. Please install Vista audio driver. The driver is available from ASRock Web Site.
2. To have the 4/ 6/ 8 channels speaker work normally, it needs to do some settings in Windows® Vista™. Please refer to following steps.
(1)Please double click the "CM6501 Sound Configuration" icon at the Taskbar.
(2)Set the System Input as "2 CH".
(3)Set the Analog Output as corresponding channels that you have.