16
Chapter 2
HARDWARE INSTALLATION
User's Manual |
PR611-C621
USB Ports
The USB device allows data exchange between your computer and a wide range of simultane-
ously accessible external Plug and Play peripherals. The system board is equipped with mul-
tiple USB ports as listed below:
•
4 x USB 3.1 Gen 1 rear ports (USB 1/2/3/4)
•
2 x USB 3.1 Gen 1 internal ports, box headers (USB 5/6)
•
3 x USB 2.0 internal ports, one pin headers (USB 8/9) and one Type A (USB 7)
•
2 x USB 2.0 rear ports (USB 10/11)
The internal USB ports may be mounted on a card-edge bracket. Install the card-edge bracket
to an available slot at the rear of the system chassis and then insert the USB port cables to a
connector.
Wake-On-USB Keyboard/Mouse
The Wake-On-USB Keyboard/Mouse function allows you to use a USB keyboard or USB mouse
to wake up a system from the S3 (STR - Suspend To RAM) state.
USB 8/9 (USB 2.0)
USB 7 (USB 2.0)
USB 5/6 (USB 3.1 Gen 1)
Pin Assignment
Pin Assignment
1
VCC
2
VCC
3
D-
4
D-
5
D+
6
D+
7
GND
8
GND
9
KEY
10
N.C.
Pin Assignment
Pin Assignment
1
PWR
11
D2+
2
SSRX1-
12
D2-
3
SSRX1+
13
GND
4
GND
14
SSTX2+
5
SSTX1-
15
SSTX2-
6
SSTX1+
16
GND
7
GND
17
SSRX2+
8
D1-
18
SSRX2-
9
D2+
19
PWR
10
N.C.
20
---
USB 2.0 Box Headers
USB 3.1 Box Headers
X
Rear I/O Ports
Important:
If you are using the Wake-On-USB Keyboard/Mouse function for 2 USB ports, the
+5V_standby power source of your power supply must support ≥1.5A. For 3 or
more USB ports, the +5V_standby power source of your power supply must support
≥2A.
USB 4 (USB 3.1 Gen 1)
USB 2 (USB 3.1 Gen 1)
USB 3 (USB 3.1 Gen 1)
USB 1 (USB 3.1 Gen 1)
USB 11 (USB 2.0)
USB 10 (USB 2.0)
1
2
10
9
1
4
1
10
11
