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USB2/USB3: Front panel USB headers
The mainboard has USB ports installed on the rear edge I/O port
array. Some computer cases have a special module that mounts
USB ports at the front of the case. If you have this kind of case, use
auxiliary USB connectors USB2 and USB3 to connect the front-
mounted ports to the mainboard.
Pin
Signal Name
1
VCC (+5V)
3
USBP2-N (port 2 -)
5
USBP2-P (port 2 +)
7
GND
9
Key pin
LUSB1/LUSB2: Front panel USB headers
This mainboard has two additional USB ports installed on the
board that serve the same function as USB2/USB3 but has
different pinouts. If your USB connector match the pinouts below,
use USB1 or USB4.
Pin
Signal Name
1
+5V
3
USB0-
5
USB0+
7
EMPTY
9
GND
2: Mainboard Installation
Pin
Signal Name
2
VCC (+5V)
4
USBP3-N (port 3 +)
6
USBP3-P (port 3 -)
8
GND
10
OC# (over current
detect)
Pin
Signal Name
2
GND
4
No pin
6
USB1+
8
USB1-
10
+5V
19
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