I been loving my SU-DH1  + AD700 combo for my PS3. Recently I tried to play Starcraft 2 using the same combo, I plug my SU-DH1 S/P-DIF Out. Unlike PS3 games, Starcraft 2 doesn't support DTS or DD, at the in game audio setting, I don't know if I should choose "Stereo" or "5.1" .   The game...