Dell P5524QT 55" UHD 4K Touchscreen Commercial Monitor - Manual (Page 25)

About your display | 25
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 3.1 upstream
• 4 USB 3.1 downstream (1 USB charging port)
NOTE: The display’s USB ports work only when the display is on or in
standby 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 Data rate Power consumption
SuperSpeed 5 Gbps 4.5 W (Maximum, each port)
Hi-Speed 480 Mbps 4.5 W (Maximum, each port)
Full speed 12 Mbps 4.5 W (Maximum, each port)
USB 3.1
upstream port
USB 3.1
downstream port
Pin number Signal name Pin number Signal name
1 VBUS 1 VBUS
2 D- 2 D-
3 D+ 3 D+
4 GND 4 GND
5 StdB_SSTX- 5 StdA_SSRX-
6 StdB_SSTX+ 6 StdA_SSRX+
7 GND_DRAIN 7 GND_DRAIN
8 StdB_SSRX- 8 StdA_SSTX-
9 StdB_SSRX+ 9 StdA_SSTX+
Shell Shield Shell Shield