Chapter 2: Installation
2-11
X8DTT-H
Rev. 1.3
Universal Serial Bus (USB)
Two Universal Serial Bus ports (USB
0/1) are located on the I/O back panel.
In addition, another two USB connec-
tions: USB 2/3 are located at JUSB2
to provide front chassis access. Con-
nect USB cables to these USB ports/
headers to use USB connections.
(USB cables are not included). See
the tables on the right for pin defi ni-
tions.
Back Panel USB 0/1
Pin Defi nitions
Pin# Defi nition Pin# Defi nition
1
+5V
5
+5V
2
USB_PN1
6
USB_PN0
3
USB_PP1
7
USB_PP0
4
Ground
8
Ground
Front Panel USB 2/3
Pin Defi nitions
USB 2
Pin # Defi nition
USB 3
Pin # Defi nition
1
+5V
6
+5V
2
USB_PN2
7
USB_PN3
3
USB_PP2
8
USB_PP3
4
Ground
9
Ground
5
No Con-
nection
10
Key
Back Panel Connector Pin Defi nitions
1
2
3
1. USB 0
2. USB 1
3. USB 2/3
