VIA Technologies EPIA-SP, User Manual, Page: 42 / 94

Chapter 2
34
Front Panel Audio Connector: F_AUDIO
This is an interface for the VIA front panel audio cable that allow convenient
connection and control of audio devices. By default, the pins labeled
LINE_OUT_R/NEXT_R and the pins LINE_OUT_L/NEXT_L are shorted with
jumper caps. Remove the caps only when you are connecting the front
panel audio cable.
Pin Signal Description
1 FRNMIC Front panel microphone input
2 AGND Ground used by analog audio circuit
3 MIC_BIAS Microphone power
4 +5V AUDIO VCC used by analog audio circuit
5 LINE_OUT_R Right channel audio signal
6 NEXT_R Right channel audio signal return
7 NC No connection
8 Key No pin
9 LINE_OUT_L Left channel audio signal
10 NEXT_L Left channel audio signal return
Note:
If you don’t want to connect to the front audio header, pins 5 & 6, 9 & 10
have to be jumpered in order to have signal output directed to the rear
audio ports. Otherwise, the Line-Out connector on the back panel will
not function.
1
F_AUDIO