Via EPIA-EN12000EG User Manual - Page 29

Serial Port Connector, COM 2, Front Panel Audio Connector, F_AUDIO

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Installation Serial Port Connector: COM 2 COM2 pin header can be used to attach additional port for serial mouse or another serial device. Pin Signal 1 DCD 3 SOUT 5 GND 7 RTS 9 RI Pin Signal 2 SIN 4 DTR 6 DSR 8 CTS 10 Key COM2 1 2 9 10 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 1 FRNMIC 3 MIC_BIAS 5 LINE_OUT_R 7 NC 9 LINE_OUT_L Pin Signal 2 AGND 4 +5V AUDIO 6 NEXT_R 8 Key 10 NEXT_L F_AUDIO 1 2 9 10 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. 21

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Installation
21
Serial Port Connector:
COM 2
COM2 pin header can be used to attach additional port for serial mouse or
another serial device.
Pin
Signal
Pin
Signal
1
DCD
2
SIN
3
SOUT
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
RI
10
Key
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
Pin
Signal
1
FRNMIC
2
AGND
3
MIC_BIAS
4
+5V AUDIO
5
LINE_OUT_R
6
NEXT_R
7
NC
8
Key
9
LINE_OUT_L
10
NEXT_L
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.
COM2
1
2
9
10
F_AUDIO
1
2
9
10