Dell E2014T 19.5 Multi-Touch Monitor with LED Manuel d'utilisateur télécharger pdf (Page 44)

44  Troubleshooting

Universal Serial Bus (USB) Specific Problems

Speciﬁc

Symptoms

What You

Experience

Possible Solutions

USB interface

is not working

USB

peripherals are

not working

• Make sure your monitor is turned on.

•Disconnect and reconnect the upstream cable

to your computer.

•Disconnect and reconnect the USB peripherals

(downstream connector).

•Turn o and turn on the monitor.

•Reboot the computer.

•Some USB devices require higher electric

current; connect the device directly to the

computer system.

High Speed

USB 2.0

interface is

slow.

High Speed

USB 2.0

peripherals

working slowly

or not working

at all

•Check that your computer is USB

2.0-compliant.

•Some computers have USB 2.0 ports. Ensure

that the correct USB port is used.

•Disconnect and reconnect the upstream cable

to your computer.

•Reconnect the USB peripherals (downstream

connector).

•Restart the computer.

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Dell E2014T 19.5 Multi-Touch Monitor with LED Manuel d'utilisateur Page 44