Chapter 2: Installation
2-17
X10SAE
Rev. 1.01
A. Backpanel USB 2.0 #0
B. Backpanel USB 2.0 #1
C. Backpanel USB 3.0 #10
D. Backpanel USB 3.0 #11
E. Backpanel USB 2.0 #2
F. Backpanel USB 2.0 #3
G. Front Panel USB 2.0 #4/5
H. Front Panel USB 2.0 #6/7
I. Front Panel USB 2.0 #8/9
J. Front Panel USB 3.0 #12/13
K. Front Panel USB 3.0 #14/15
Universal Serial Bus (USB)
Four Universal Serial Bus 2.0 ports (0/1, 2/3) and two USB 3.0 ports (10/11) are
located on the I/O back panel. In addition, three USB 2.0 headers (six USB 2.0
connections: 4/5, 6/7, 8/9), and two USB 3.0 headers (four USB 3.0 connections:
12/13, 14/15) are also located on the motherboard to provide front chassis access
using USB cables (not included). See the tables below for pin denitions.
Back Panel USB (2.0) #0/1, 2/3
Pin Denitions
Pin# Denition Pin# Denition
1 +5V 5 +5V
2 USB_PN1 6 USB_PN0
3 USB_PP1 7 USB_PP0
4 Ground 8 Ground
Front Panel USB (2.0) #4/5, 6/7, 8/9
Pin Denitions
Pin # Denition Pin # Denition
1 +5V 2 +5V
3 USB_PN2 4 USB_PN3
5 USB_PP2 6 USB_PP3
7 Ground 8 Ground
9 Key 10 Ground
A
Front Panel USB (3.0) #10/11, 12/13, 14/15
Pin Denitions
Pin# Pin# Signal Name Description
1 10 VBUS Power
2 11 D- USB 2.0 Differential Pair
3 12 D+
4 13 Ground Ground of PWR Return
5 14 StdA_SSRX- SuperSpeed Receiver
6 15 StdA_SSRX+ Differential Pair
7 16 GND_DRAIN Ground for Signal Return
8 17 StdA_SSTX- SuperSpeed Transmitter
9 18 StdA_SSTX+ Differential Pair
C
E
B