AMD GA-K8NSC-939 - Manual (Page 73)

Appendix - 73 -
English
Method 2:
Connect the front channels to the "Line Out" port
located on the audio panel and the rear channels to
the "Line In" port. Connect the center/subwoofer
channels to the "MIC In" port located on the audio
panel and the R/L channels to the Surround-Kit "SUR
BACK" port. (This method requires UAJ function)
STEP 4:
Following installation of the audio driver, you'll find a
Sound Effect icon on the lower right hand taskbar.
Click the icon to select the function.
STEP 5:
Click "Speaker Configuration" and select both the
"UAJ Function" and "Only Surround-Kit". Then click
on the left selection bar and select "8CH Speaker" to
complete 8 channel audio configuration.
Sound Effect Configuration:
At the sound effect menu, users can adjust sound
option settings as desired.