Dell P2418HT Users Guide - Page 19

Universal Serial Bus USB, Transfer speed, Data rate, Power consumption, USB 3.0, upstream port, 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 USB 3.0 upstream - bottom • 2 USB 2.0 downstream - bottom • 2 USB 3.0 downstream - left side 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) 2.5 W (Max., each port) 2.5 W (Max., each port) USB 3.0 upstream port USB 3.0 downstream port USB 2.0 downstream 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 Pin Signal number name 1 VBUS 2 D- 3 D+ 4 GND 5 StdA_SSRX- 6 StdA_SSRX+ 7 GND_DRAIN 8 StdA_SSTX- 9 StdA_SSTX+ Shell Shield Pin Signal number name 1 VCC 2 DMD 3 DPD 4 GND About Your Monitor | 19

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About Your Monitor
|
19
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 USB 3.0 upstream - bottom
•
2 USB 2.0 downstream - bottom
•
2 USB 3.0 downstream - left side
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
2.5 W (Max., each port)
Full speed
12 Mbps
2.5 W (Max., each port)
USB 3.0
upstream port
USB 3.0
downstream port
USB 2.0
downstream port
Pin
number
Signal
name
Pin
number
Signal
name
Pin
number
Signal
name
1
VBUS
1
VBUS
1
VCC
2
D-
2
D-
2
DMD
3
D+
3
D+
3
DPD
4
GND
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