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Chapter 2: Installation
Universal Serial Bus (USB) Ports
There are two USB 2.0 ports (USB0/1) and two USB 3.0 ports (USB6/7) located on the I/O
back panel. The motherboard also has two front access USB 2.0 headers (USB2/3 and
USB4/5) and one front access USB 3.0 header (USB9/10). Lastly, there is a USB 3.0 Type-A
header (USB8). Cables are not included. See the tables below for pin denitions.
Back Panel USB 0/1 (2.0)
Pin Denitions
Pin# Denition Pin# Denition
1 +5V 5 +5V
2 USB_N 6 USB_N
3 USB_P 7 USB_P
4 Ground 8 Ground
Front Panel USB 2/3, 4/5 (2.0)
Pin Denitions
Pin# Denition Pin# Denition
1 +5V 2 +5V
3 USB_N 4 USB_N
5 USB_P 6 USB_P
7 Ground 8 Ground
9 Key 10 NC
Back Panel USB 6/7 (3.0)
Pin Denitions
Pin# Denition Pin# Denition
1
VBUS 19 Power
2
Stda_SSRX- 18 USB3_RN
3
Stda_SSRX+ 17 USB3_RP
4
GND 16 GND
5
Stda_SSTX- 15 USB3_TN
6
Stda_SSTX+ 14 USB3_TP
7
GND 13 GND
8
D- 12 USB_N
9
D+ 11 USB_P
10 x
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