Universal Serial Bus (Usb) Specific Problems - Dell P2319H Simplified Service Manual

The picture does The picture cannot
not fill the entire fill the height or
screen width of the screen
NOTE: When choosing HDMI/DisplayPort mode, the Auto Adjust
function will not be available.

Universal Serial Bus (USB) specific problems

Common
symptoms
USB interface is USB peripherals
not working are not working
Super Speed USB Super Speed USB
3.0 interface is 3.0 peripherals
slow working slowly or
not working at all
Wireless USB Wireless USB
peripherals stop peripherals
working when a responding slowly
USB 3.0 device is or only working as
plugged in the distance
between itself and
its receiver
decreases
6. Trouble Shooting Instructions
• Due to different video formats (aspect
ratio) of DVDs, the monitor may display
in full screen.
• Run the built-in diagnostics.
What you
experience
• 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 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.
• 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 USB
peripherals.
• Use a USB-extender cable to position
the wireless USB receiver as far away
as possible from the USB 3.0 port.
Possible solutions