Biostar I945G-M7 业主指南
Motherboard Manual
14
JUSB3/JUSB4: 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.
and also can be connected with internal USB devices, like USB card reader.
Pin
Assignment
1 +5V
(fused)
2 +5V
(fused)
3 USB-
4 USB-
5 USB+
6 USB+
7 Ground
8 Ground
9 Key
4 USB-
5 USB+
6 USB+
7 Ground
8 Ground
9 Key
1
2
2
9
10
JUSB3 JUSB4
10
NC
JKBV1: Power Source Header for PS/2 Keyboard and Mouse
3
1
Pin 1-2 Close
(Default)
+5V for PS/2 keyboard and
mouse.
1
3
3
1
Pin 2-3 close
PS/2 keyboard and mouse are
powered by +5V standby
voltage.
Note:
In order to support this function “Power-on system via keyboard and mouse”, “JKBV1”
jumper cap should be placed on Pin 2-3.
jumper cap should be placed on Pin 2-3.