Dell UltraSharp 49 U4924DW 49" WQHD Ultrawide Curved Monitor - Manual (Page 98)

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Troubleshooting
Product specific problems
Image retention
from a static
image left on the
monitor for a long
period of time Faint shadow
from the static
image displayed
appears on the
screen • Set the screen to turn off after a few
minutes of screen idle time. These can
be adjusted in Windows Power
Options or Mac Energy Saver setting.
• Alternatively, use a dynamically
changing screensaver.
Common
symptoms
What you
experience
Possible solutions
Screen image is too
small Image is centered on
screen, but does not
fill entire viewing
area • Check the Aspect Ratio setting in
the Display menu OSD.
• Reset the monitor to factory settings.
Cannot adjust the
monitor with the
buttons on the
front panel OSD does not
appear on the screen • Turn Off the monitor, unplug the
power cord, plug it back, and then
turn On the monitor.
• Check whether the OSD menu is
locked. If yes, move and hold the
joystick up/down/left/right for 4
seconds to unlock (for more
information, see
Lock ).
No Input Signal
when user controls
are pressed No picture, the LED
light is white • Check the signal source. Ensure the
computer is not in the standby 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.
The picture does
not fill the entire
screen The picture cannot
fill the height or
width of the screen • Due to different video formats
(aspect ratio) of DVDs, the monitor
may display in full screen.
• Run the built-in diagnostics.