Chapter 2: Hardware installation | 19
B760MX-E D4｜B760MH D4｜B760MX2-E D4
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.
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
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.
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
