Product Specific Problems; Universal Serial Bus (Usb) Specific Problems - Dell U3818DW User Manual

Product Specific Problems

Specific
Symptoms
Screen image is Image is
too small centered on
screen, but does
not fill entire
viewing area
No Input Signal No picture, the
when user LED light is white
controls are
pressed
The picture The picture
does not fill the cannot fill the
entire screen height or width
of the screen

Universal Serial Bus (USB) Specific Problems

Specific
Symptoms
USB interface is USB peripherals
not working are not working
USB Type-C USB peripherals
port does not can not be
supply power charged
What You
Experience
• Check the Aspect Ratio setting in the Display menu OSD.
• Reset the monitor to factory settings.
• Check the signal source. Ensure the computer is not in the
power saving mode by moving the mouse or pressing any
key on the keyboard.
• Check whether the signal cable is plugged in properly. Re-
plug the signal cable if necessary.
• Reset the computer or video player.
• 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.
• Disconnect one upstream USB cable when using two
upstream connections.
• Check that the connected device is compliant with the
USB-C specification. The USB Type-C port supports USB 3.1
with speeds up to 10 Gbps and an output of 95 W.
• Check that you use the USB Type-C cable shipped with
your monitor.
Possible Solutions
Possible Solutions
Troubleshooting
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