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Chapter 3
I/O Information
Universal Serial Bus (USB)
There are two USB 2.0 connectors (USB0/1) and two USB 3.0 connectors (USB2/3) located on
the I/O back panel. The motherboard also has three front access USB 2.0 headers (USB4/5,
USB6/7, and USB8/9) and one front access USB 3.0 header (USB10/11). The USB12 header is
USB Type A. The onboard headers can be used to provide front side USB access with a cable
(not included).
Table 3-1.
Front Panel USB (3.0/2.0) Pinout
Pin
Signal Name
1
VBUS
2
IntA_P2_SSRX-
3
IntA_
4
GND
5
IntA_
6
IntA_
7
GND
8
IntA_P1_D-
9
In
10
ID
11
IntA_
12
IntA_P2_SSDX-
13
GND
14
IntA_
15
IntA_P2_SSTX-
16
GND
17
IntA_
18
IntA_P2_SSRX-
19
VBus