Motherboard Manual
14
F_USB1/F_USB2: Headers 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.
Pin Assignment
1 +5V (fused)
2 +5V (fused)
3 USB-
4 USB-
5 USB+
6 USB+
7 Ground
8 Ground
9 NC
10 Key
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.
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