Asus M2N4-SLI - Manual (Page 47)

ASUS M2N4-SLI 2-27
Never connect a 1394 cable to the USB connectors. Doing so will
damage the motherboard!
5. USB connectors (10-1 pin USB56, USB78, USB910)
These connectors are for USB 2.0 ports. Connect the USB module
cable to any of these connectors, then install the module to a slot
opening at the back of the system chassis. These USB connectors
comply with USB 2.0 specification that supports up to 480 Mbps
connection speed.
R
M2N4-SLI
M2N4-SLI USB 2.0 Connectors
GN
D
NC
GN
D
USB78
USB+5V USB_P8
-
USB_P8
+
USB+5V USB_P7
-
USB_P7
+
1
USB56
USB+5V USB_P6 USB_P6 GN
D
NC
USB+5V USB_P5
-
USB_P5
+
GN
D
- +
1 1
USB+5V USB_P10- USB_P10+
USB+5V USB_P9
-
USB_P9
+
GN
D
GN
D
USB910
NC
The USB module is purchased separately.