Biostar A770L3 Setup Manual page 16

Motherboard Manual
F_AUDIO1: Front Panel Audio Header
This header allows user to connect the front audio output cable with the PC front
panel. This header allows only HD audio front panel connector.
JSPDIFOUT1: Digital Audio-out Connector
This connector allows user to connect the PCI bracket SPDIF output header.
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 internal USB devices, like USB card reader.
14
2 10
1 9
3 1
F_US B1 F_USB2
2 10
9
1
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 Left Channel Input
2 Ground
3 Ground
4 Right Channel Input
Assignment
Pin
1 +5V (fused)
2 +5V (fused)
3 USB-
4 USB-
5 USB+
6 USB+
7 Ground
8 Ground
9 Key
10 NC