Please follow below instruction to adjusted the audio to 6 channel
- Install the C-Media driver & application that had been bundle in BIOSTAR Driver CD.
- Select "Start" at Windows Screen
- Select "Program"
- Select "PCI Audio Application"
- Select "Audio Rack"
- Select "Mixer"
- Press the "Hammer tools" icon, at bottom of left-hand side.
- You could be able to setup the Audio Channel at here.