Dell C8618QT User Manual page 24

Universal Serial Bus (USB)
This section gives you information about the USB ports available on your display.
Your computer has the following USB ports:
• 3 USB 3.0 upstream
• 3 USB 3.0 downstream
• 1 USB Dedicated charging port
Power supply port - the ports only for WR517 Wireless receiver Power supply (5V/2.5A).
NOTE: The display's USB ports work only when the display is on or in the power save
mode. If you turn off the display and then turn it on, the attached peripherals may take a
few seconds to resume normal functionality.
Transfer speed
SuperSpeed
Hi-Speed
Full speed
USB 3.0
upstream port
Pin Signal
number name
1 VBUS
2 D-
3 D+
4 GND
5 StdB_SSTX-
6 StdB_SSTX+
7 GND_DRAIN
8 StdB_SSRX-
9 StdB_SSRX+
Shell Shield
24 | About Your Display
Data rate
5 Gbps
480 Mbps
12 Mbps
Pin
number
1
2
3
4
5
6
7
8
9
Shell
Power consumption
4.5 W (Max., each port)
2.5 W (Max., each port)
2.5 W (Max., each port)
USB 3.0
downstream port
Signal
name
VBUS
D-
D+
GND
StdA_SSRX-
StdA_SSRX+
GND_DRAIN
StdA_SSTX-
StdA_SSTX+
Shield