Biostar NF4UL-A9 User Manual page 17

Front Panel Audio-out Header: JAUDIO2
This connector will allow user to connect with the front audio out put
headers on the PC case. It will disable the output on back panel audio
connectors.
With ALC850 Audio Sound Codec:
Pin Assignment
1 Mic in/Stereo MIC-in R.
3 Stereo MIC-in L.
Right line out/Speaker out
5
Right
7 Reserved
9 Left line out/Speaker out Left
11 Right line in
13 Left line in
With ALC655 Audio Sound Codec (optional):
Pin Assignment
1 Stereo MIC-in R/ Center
Stereo MIC-in L/ Bass
3
Right line out/Speaker-out
5
Right
7 Reserved
9 Left line out/Speaker-out Left
Right line in/Rear speaker
11
Right
13 Left line in/Rear speaker Left
NF4UL-A9
1 2
13 14
Pin
2 Ground
4 Audio power
Right line out/Speaker out
6
Right
8 Key
10 Left line out/Speaker out Left
12 Right line in
14 Left line in
1 2
13 14
Pin
2 Ground
4 Audio power
Right line out/Speaker-out
6
Right
8 Key
10 Left line out/Speaker out Left
Right line in/Rear speaker
12
Right
14 Left line in/Rear speaker Left
15
Assignment
Assignment