Dell U2422H 23.8" 16:9 IPS Monitor - Manual (Page 95)

Troubleshooting
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95
USB-C port
does not supply
power (U2422HE
only)
USB peripherals
can not be charged • Check that the connected device is
compliant with the USB-C
specification. The USB-C port
supports USB 3.2 Gen2 and an output
of 90 W.
• Check that you use the USB-C cable
shipped with your monitor.
Super speed USB
10 Gbps (USB 3.2
Gen2) interface is
slow Super speed USB
10 Gbps (USB 3.2
Gen2) peripherals
working slowly or
not working at all • Check that your computer is super
speed USB 10 Gbps (USB 3.2 Gen2)-
capable.
• 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.