ASROCK 890GX EXTREME3 User Manual page 13

To enable Multi-Streaming function, you need to connect a front panel audio cable to the front
panel audio header. After restarting your computer, you will find "VIA HD Audio Deck" tool on
your system. Please follow below instructions according to the OS you install.
For Windows ® XP / XP 64-bit OS:
Please click "VIA HD Audio Deck" icon. Click "Jack" and then click "Configuration". In
"Configuration" screen, please check the item "Independent Headphone".
For Windows ® 7 / 7 64-bit / Vista
Please click "VIA HD Audio Deck" icon. Click "Advanced Options" on the right side on the
bottom. In "Advanced Options" screen, please check the item "Independent Headphone".
TM / Vista TM 64-bit OS:
1 3 1 3 1 3 1 3 1 3