Dell 2009W appendix Universal Serial Bus USB Interface, Transfer speed Data Rate Power Consumption

Universal Serial Bus (USB) Interface

This section gives you information about the USB ports that are available on the left side of your monitor.

NOTE: This monitor supports High-Speed Certified USB 2.0 interface

Transfer speed	Data Rate	Power Consumption
High speed	480 Mbps	2.5W (Max., each port)
Full speed	12 Mbps	2.5W (Max., each port)
Low speed	1.5 Mbps	2.5W (Max., each port)

USB Upstream Connector

Pin Number	4-pin Side of
	the connector

1DMU

2VCC

3DPU

4GND

USB Downstream Connector

Pin Number	4-Pin Side of
	the Signal
	Cable

1VCC

2DMD

3DPD

4GND

USB Ports

•1 upstream - rear

•4 downstream - 2 on rear; 2 on left side

NOTE: USB 2.0 functionality requires a USB 2.0-capable computer.

NOTE: The monitor's USB interface works only when the monitor is on or in power save mode. If you turn off the monitor and then turn it on, the attached p to resume normal functionality.