Biostar Hi-Fi A70U3 User Manual

Hi-Fi A70U3
15
F_AUDIO1: Front Panel Audio Header
This header allows user to connect the front audio output cable with the PC front
panel. This header supports HD and AC’97 audio front panel connector.
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.
J_COM1: Serial Port Connector
The motherboard has a Serial Port Connector for connecting RS-232 Port.
Pin Assignment
1 Carrier detect
2 Received data
3 Transmitted data
4 Data terminal read
y
5Si
g
nal
g
round
6 Data set read
y
7 Request to send
8 Clear to send
9 Ring indicator
10 NC

Biostar Hi-Fi A70U3 Specifications

General

Brand	Biostar
Model	Hi-Fi A70U3
Category	Motherboard
Language	English