Dell S2722DGM User Manual page 56

Common
Symptoms
Safety Related
Issues
Intermittent
Problems
Missing Color
Wrong Color
Image retention
from a static
image left on
the monitor for
a long period of
time
56 | Troubleshooting
What You Possible Solutions
Experience
Visible signs of • Do not perform any troubleshooting steps.
smoke or sparks
• Contact Dell immediately.
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 missing • Perform monitor self-test.
color
• Ensure that the video cable connecting the
• Check for bent or broken pins in the video cable
Picture color • Try different Preset Modes in Color settings
not good
• Change the Input Color Format to RGB or
• Run the built-in diagnostics.
Faint shadow • Set the screen to turn off after a few minutes
from the static
image displayed
appears on the
screen
• Alternatively, use a dynamically changing
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.
connector.
OSD. Adjust R/G/B value in Custom Color in
Color settings OSD.
YCbCr in the Color settings OSD.
of screen idle time. These can be adjusted in
Windows Power Options or Mac Energy Saver
setting.
screensaver.