90 | 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 Gen 1)
interface is slow
SuperSpeed USB
5 Gbps (USB 3.2
Gen 1) peripherals
working slowly or
not working at all
• Check that your computer is
SuperSpeed USB 5 Gbps (USB 3.2
Gen 1)-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.