Chapter 2
2-18
USB Front Connector: USB3/USB4
The mainboard provides 2 front USB pin-header connectors, allowing up to
four USB connections in addition to the 2 standard USB ports.
Pin
Description
Pin
Description
1
VCC
2
VCC
3
USB0-
4
USB1-
5
USB0+
6
USB1+
7
GND
8
GND
9
NC (Key)
10
GND
USB4 Pin Definition
USB3
1
9
2
10
USB4
12345678
12345678
12345678
1
9
2
10
Pin
Description
Pin
Description
1
VCC
2
GND
3
USB0-
4
GND
5
USB0+
6
USB1+
7
GND
8
USB1-
9
GND
10
VCC
USB3 Pin Definition
NOTE
: The bundled 9-pin cable is for use with USB4
only
. Incorrect use will
cause damage.
If installing additional USB cables other than those bundled, please be sure to
follow the pin definitions above for USB3 (10-pin) and USB4 (9-pin).
Key