Biostar A770 A2G PLUS Setup Manual page 20

Motherboard Manual
JKBV1: Power Source Header for PS/2 Keyboard and Mouse
JUSBV1: Power Source Headers for USB Ports
Pin 1-2 Close:
JUSBV1: +5V for USB ports at front panel (JUSB3/JUSB4).
Pin 2-3 Close:
JUSBV1: +5V STB for USB ports at front panel (JUSB3/JUSB4).
18
3
3
1
1
Pin 1-2 Close
+5V for PS/2 keyboard and
mouse.
3
1
Pin 2-3 close
+5V STB for PS/2 keyboard and
mouse.
1 3
1 3
Pin 1-2 close
1 3
Pin 2-3 close