Chapter 2 – DFI HU101 User Manual
Page 21
www.dfi .com
21
Chapter 2 Hardware Installation
Chapter 2
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 two onboard USB 3.0 ports (USB 0-1) and two onboard
USB 2.0 ports (USB 7-8). The 10-pin connectors allow you to connect 4 additional USB 2.0
ports (USB 4-5/11-12). The 20-pin connector is designed to connect 2 dditional USB 3.0 ports
(USB 2-3). The additional 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. The table listed on the right side is the pin functions of the USB
2-3 ports.
USB 3.0
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.
BIOS Setting
Configure the onboard USB in the Advanced menu (“USB Configuration” submenu) of the
BIOS. Refer to chapter 3 for more information.
Driver Installation
You may need to install the proper drivers in your operating system to use the USB device.
Refer to your operating system’s manual or documentation for more information.
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. To use this function:
• Jumper
Setting
JP11, JP14, JP15, JP28 and JP29 must be set to “2-3 On: +5V_standby”. Refer to “USB Power
Select” in this chapter for more information.
USB 4-5
USB 1
USB 2.0
USB 8
USB 7
USB 0
USB 11-12
USB 2-3
Pins
Pin Assignment
Pins
Pin Assignment
1
USB3.0_PW3-4 (5V/5VSB)
2
USB3_RX3_N_A
3
USB3_RX3_P_A
4
GND
5
USB3_TX3_N_A
6
USB3_TX3_P_A
7
GND
8
SBD2-
9
SBD2+
10
NC
11
SBD3+
12
SBD3-
13
GND
14
USB3_TX4_P_A
15
USB3_TX4_N_A
16
GND
17
USB3_RX4_P_A
18
USB3_RX4_N_A
19
USB3.0_PW3-4 (5V/5VSB)
10
11
1
20
USB 3.0
10
VCC
-Data
+Data
GND
Ke
y
VCC
-Data
+Data
GND
N. C.
9
1
2
USB 2.0
USB 2-3 Port