Asus Xonar HDAV1.3 Slim User Manual page 45

Dolby Virtual Speaker (Virtualized 5.1 surround sounds over stereo speakers)
1. Open TotalMedia Theatre > Setup > Audio.
Select 5.1 Channels in Audio Output Mode.
.
3. Press Apply first, and then press OK.
4. Open the Xonar HDAV Center.
Select 6 Channels in Audio Channel.
5.
Select FP 2 Speakers in Analog Out.
6.
Check Dolby Virtual Speaker.
7.
ASUS Xonar HDAV Slim
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