Dell U2419H Users Guide - Page 21

USB upstream port, Universal Serial Bus USB, Transfer speed, Data rate, Power consumption, Pin number

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Universal Serial Bus (USB) This section gives you information about the USB ports available on your monitor. NOTE: Up to 2 A on USB downstream port (port with battery icon) with BC 1.2 compliance devices; up to 0.9 A on the other 2 USB downstream ports. Your computer has the following USB ports: • 1 upstream - bottom • 4 downstream - 2 at left side, 2 at bottom Power Charging Port - the ports with battery icon supports fast current charging capability if the device is BC 1.2 compatible. NOTE: The monitor's USB ports work only when the monitor is on or in the power save mode. If you turn off the monitor and then turn it on, the attached peripherals may take a few seconds to resume normal functionality. Transfer speed SuperSpeed Hi-Speed Full speed Data rate 5 Gbps 480 Mbps 12 Mbps Power consumption 4.5 W (Max., each port) 4.5 W (Max., each port) 4.5 W (Max., each port) USB upstream port USB downstream port Pin number 1 2 3 4 5 6 7 8 9 Shell Signal name VBUS DD+ GND StdB_SSTXStdB_SSTX+ GND_DRAIN StdB_SSRXStdB_SSRX+ Shield Pin number 1 2 3 4 5 6 7 8 9 Shell Signal name VBUS DD+ GND StdA_SSRXStdA_SSRX+ GND_DRAIN StdA_SSTXStdA_SSTX+ Shield About Your Monitor | 21

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About Your Monitor
|
21
Universal Serial Bus (USB)
This section gives you information about the USB ports available on your monitor.
NOTE:
Up to 2 A on USB downstream port (port with
battery icon) with BC 1.2
compliance devices; up to 0.9 A on the other 2 USB downstream ports.
Your computer has the following USB ports:
•
1 upstream - bottom
•
4 downstream - 2 at left side, 2 at bottom
Power Charging Port - the ports with
battery icon supports fast current charging
capability if the device is BC 1.2 compatible.
NOTE:
The monitor’s USB ports work only when the monitor is on or in the power save
mode. If you turn off the monitor 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 (Max., each port)
Hi-Speed
480 Mbps
4.5 W (Max., each port)
Full speed
12 Mbps
4.5 W (Max., each port)
USB upstream port
USB 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