Dell Alienware 27 Gaming AW2721D Alienware AW2721D Monitor Users Guide - Page 72

Universal Serial Bus (USB) specific problems, USB 5 Gbps USB 3.2 Gen1-compatible.

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Universal Serial Bus (USB) specific problems Specific symptoms USB interface is not working SuperSpeed USB 5 Gbps (USB 3.2 Gen1) interface is slow Wireless USB peripherals stop working when a USB 3.2 device is plugged in What you experience USB • peripherals are • not working • • • • SuperSpeed • USB 5 Gbps (USB 3.2 • Gen1) peripherals working slowly or not working • at all • • Wireless USB • peripherals responding • slowly or only working as the distance • between itself and its receiver decreases Possible solutions Check that your monitor is turned on. Reconnect the upstream cable to your computer. Reconnect the USB peripherals (downstream connector). Switch off and then turn on the monitor again. Reboot the computer. Some USB devices like external portable HDD require higher electric current; connect the device directly to the computer system. Check that your computer is SuperSpeed USB 5 Gbps (USB 3.2 Gen1)-compatible. Some computers have USB 3.2, 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. Increase the distance between the USB 3.2 peripherals and the wireless USB receiver. Position your wireless USB receiver as close as possible to the wireless USB peripherals. Use a USB-extender cable to position the wireless USB receiver as far away as possible from the USB 3.2 port. 72 | Troubleshooting

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Troubleshooting
Universal Serial Bus (USB) specific problems
Specific
symptoms
What you
experience
Possible solutions
USB interface
is not working
USB
peripherals are
not working
•
Check that your monitor is turned on.
•
Reconnect the upstream cable to your
computer.
•
Reconnect the USB peripherals
(downstream connector).
•
Switch off and then turn on the monitor
again.
•
Reboot the computer.
•
Some USB devices like external portable
HDD require higher electric current;
connect the device directly to the computer
system.
SuperSpeed
USB 5 Gbps
(USB 3.2
Gen1)
interface is
slow
SuperSpeed
USB 5 Gbps
(USB 3.2
Gen1)
peripherals
working slowly
or not working
at all
•
Check that your computer is SuperSpeed
USB 5 Gbps (USB 3.2 Gen1)-compatible.
•
Some computers have USB 3.2, 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 USB
peripherals
stop working
when a USB
3.2 device is
plugged in
Wireless USB
peripherals
responding
slowly or only
working as the
distance
between itself
and its receiver
decreases
•
Increase the distance between the USB 3.2
peripherals and the wireless USB receiver.
•
Position your wireless USB receiver as close
as possible to the wireless USB peripherals.
•
Use a USB-extender cable to position the
wireless USB receiver as far away as possible
from the USB 3.2 port.