Motherboard Manual
16
F_AUDIO1: Front Panel Audio Header
This header allows user to connect the chassis-mount front panel audio I/O which
supports HD and AC’97 audio standards.
HD Audio
AC’97
Pin Assignment Pin Assignment
1
Mic Left in
1
Mic In
2
Ground 2
Ground
3
Mic Right in
3
Mic Power
4
GPIO 4
Audio
Power
5
Right line in
5
RT Line Out
6
Jack Sense
6
RT Line Out
7
Front Sense
7
Reserved
8
Key 8
Key
9
Left line in
9
LFT Line Out
10
Jack Sense
10
LFT Line Out
Note1:
It is recommended that you connect a high-definition front panel audio module to this
connector to avail of the motherboard's high definition audio capability.
Note2:
Please try to disable the "Front Panel Jack Detection" if you want to use an AC'97 front
audio output cable. The function can be found via O.S. Audio Utility.
JSPDIFOUT1: Digital Audio-out Connector
The connector is for connecting the S/PDIF output bracket.
Pin
Assignment
1 +5V
2 SPDIF_OUT
3 Ground
J_COM1: Serial Port Header
The motherboard has a serial port header for connecting RS-232 Port.
Pin Assignment
1 Carrier
detect
2 Received
data
3 Transmitted
data
4 Data
terminal
ready
5 Signal
ground
6
Data set ready
7
Request to send
8 Clear
to
send
9 Ring
indicator
10 Key
