Biostar A740G3L Setup Manual page 16

Motherboard Manual
F_USB1/F_USB2: Headers for USB 2.0 Ports at Front Panel
These headers allow user to connect additional USB cable on the PC front panel,
and also can be connected with internal USB devices, like USB card reader.
JUSBV1/JUSBV2: Power Source Headers for USB Ports
Pin 1-2 Close:
JUSBV1: +5V for USB ports at USB1/RJ45USB1.
JUSBV2: +5V for USB ports at front panel (F_USB1/F_USB2).
Pin 2-3 Close:
JUSBV1: +5V STB for USB ports at USB1/RJ45USB1.
JUSBV2: +5V STB for USB ports at front panel (F_USB1/F_USB2).
14
Pin
1
2
3
4
5
6
F US B _ 1
7
F US B _ 2
8
9
2 1 0
10
1 9
1
JUSBV 1
Pin 1-2 close
3
1
1
1 3
Pin 2-3 close
JUSBV2
Assignment
+5V (fused)
+5V (fused)
USB-
USB-
USB+
USB+
Ground
Ground
NC
Key
3
3
1
3
3
1