Intel i848P User Manual page 28

Installation
In 2-Channel audio mode, Mic-In is shared for both front panel and rear panel.
In 6-Channel audio mode, the Mic-In is dedicated for front panel use, and rear
panel Mic-In function will switch to Center and Subwoofer support.
CD-IN
AUX-IN
Page 3-12
CFPA
MIC_In
NC
Front Line-out-R
Front Line-out-L
'
Settings
Pins (5-6) & (9-10) Short (default): Only the onboard rear
panel audio jack can be used.
Pins (5-6) & (9-10) Open: Only front panel audio jack can
be used.
CD-IN/AUX-IN:
CD-IN
CD_IN_Right
CD_Reference
CD_IN_Left
1
GND
+5V
Rear Line-out-FR
Key
Rear Line-out-FL
AUX-IN
AUX_IN_Right
GND
1 AUX_IN_Left