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F_USB1/2: Header for USB 2.0 Ports at Front Panel
This header allows user to connect additional USB cable on the PC front panel,
and also can be connected with a wide range of simultaneously accessible
external Plug and Play peripherals.
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
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
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.
J1800NH3/J1900NH3/J2900NH3
Pin
1
2
3
4
5
6
7
8
9
10
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
Assignment
+5V (fused)
+5V (fused)
USB-
USB-
USB+
USB+
Ground
Ground
Key
NC
11
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