Dell UltraSharp U4919DW User Manual page 74

Intermittent
Problems
Missing Color
Wrong Color
Image retention
from a static
image left on
the monitor for
a long period of
time
Image Ghosting Fast moving
│
74 Troubleshooting
Monitor • Ensure that the video cable connecting the
malfunctions
on & off
• Reset the monitor to factory settings.
• Perform monitor self-test feature check to
Picture • Perform monitor self-test feature check.
missing color
• Ensure that the video cable connecting the
• Check for bent or broken pins in the video
Picture color • Change the settings of the Preset Modes in
not good
• Adjust R/G/B value under Custom Color in
• Change the Input Color Format to PC RGB
• Run the built-in diagnostics.
Faint • Use the Power Management feature to turn
shadow from
the static
image
displayed
• Alternatively, use a dynamically changing
appears on
the screen
• Change the Response Time in the
images leave
a trail of
shadow
images
monitor to the computer is connected
properly and is secure.
determine if the intermittent problem occurs
in self-test mode.
monitor to the computer is connected
properly and is secure.
cable connector.
the Color menu OSD depending on the
application.
Color menu OSD.
or YPbPr in the Color menu OSD.
off the monitor at all times when not in use
(for more information, see
Management Modes).
screensaver.
menu.
Power
Display