MSI MS-6309 - USB Connectors

CHAPTER 2 HARDWARE INSTALLATION
2-19
USB Connectors
The mainboard provides a UHCI (Universal Host Controller Interface)
Universal Serial Bus root for attaching USB devices like: keyboard, mouse
and other USB devices. You can plug the USB device directly to this
connector.
USB Port 2
USB Port 1
PIN SIGNAL
1 VCC
2 -Data
3 +Data
4 GND
1 2 3 4