Dell P2723QE - Troubleshooting USB Interface and Peripherals

78 │ Troubleshooting
Universal Serial Bus (USB) specific problems
Common
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
5Gbps (USB 3.2
Gen1) interface is
slow
USB 3.2 Gen1
(5Gbps) peripherals
working slowly or
not working at all
• Check that your computer is USB 3.2
Gen1 (5Gbps) -capable.
• Some computers have USB 3.2 Gen1
(5Gbps) , 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 Gen1
(5Gbps) 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
Gen1 (5Gbps) 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 Gen1 (5Gbps)
port.