Biostar B760MX-E D4 User Manual page 19

F_AUDIO: 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.
Note
» » When using the front HD audio jack and plug in the headset, the rear sound will be automatically Disabled.
» » 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.
» » 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.
COM1: Serial Port Header
The motherboard has a serial port header for connecting RS-232 Port.
B760MX-E D4｜B760MH D4｜B760MX2-E D4
HD Audio
Pin Assignment
1 Mic Left in
2 Ground
3 Mic Right in
4 GPIO
5 Right line in
6 Jack Sense
7 Front Sense
8 Key
9 Left line in
10 Jack Sense
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
Chapter 2: Hardware installation | 19
AC'97
Pin Assignment
1 Mic In
2 Ground
3 Mic Power
4 Audio Power
5 RT Line Out
6 RT Line Out
7 Reserved
8 Key
9 LFT Line Out
10 LFT Line Out