Settings
Wizard 5

When you connect your PC to your AV Receiver/Amplifier using analog
(phono) cables you can use between 2 and 7.1 channels of output.

If you have not already done so, connect your audio cables from your PC's
outputs to the inputs of your AV Receiver/Amplifier now.

Choose your connection type and click next
Stereo (2 Channels, 1 stereo cable)
5.1 (6 Channels, 3 stereo cables)
7.1 (8 Channels, 4 stereo cables)