Dell U4919DW UltraSharp Monitor Users Guide - Page 84

High Speed, respond or

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High Speed USB 3.0 interface is slow Wireless mouse is not working or lagging High Speed USB 3.0 peripherals working slowly or not working at all • Check that your computer is USB 3.0capable. • Some computers have USB 3.0, USB 2.0, and USB 1.1 ports. Ensure that the correct USB port is used. • Reconnect the upstream cable to your computer. • Reconnect the USB peripherals (downstream connector). • Reboot the computer. Do not respond or responds s lowl y • Increase the distance between the USB 3.0 peripherals and the wireless USB receiver. • Position your wireless USB receiver as close as possible to the wireless mouse. • Use a USB-extender cable to position the wireless USB receiver as far away as possible from the USB 3.0 port. 84 │ Troubleshooting

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84± ±
│
± ± Troubleshooting
High Speed
USB 3.0
interface is
slow
High Speed
USB 3.0
peripherals
working
slowly or not
working at all
•
Check that your computer is USB 3.0-
capable.
•
Some computers have USB 3.0, USB 2.0, and
USB 1.1 ports. Ensure that the correct USB
port is used.
•
Reconnect the upstream cable to your
computer.
•
Reconnect the USB peripherals (downstream
connector).
•
Reboot the computer.
Wireless
mouse is not
working or
lagging
Do not
respond or
responds
slowly
•
Increase the distance between the USB 3.0
peripherals and the wireless USB receiver.
•
Position your wireless USB receiver as close
as possible to the wireless mouse.
•
Use a USB-extender cable to position the
wireless USB receiver as far away as possible
from the USB 3.0 port.