I have the ASUS M4A78-E and I am not getting any sound when I switch my defauly audio out to SPDIF. My SPDIF output is going into the Sony HTCT100. Has anyone else had problems getting audio to work from the SPDIF out? Appreciate any help, thanks in advance!
More aboutaudio problems spdif channel
Have you enabled digital audio on your Windows Audio Mixer?