Troubleshooting |
67
Synchronization
problems
∞ Reset the monitor to Factory Settings (
Factory Reset
).
∞ Perform monitor self-test feature check to determine if the
scrambled screen appears in self-test mode.
∞ Check for bent or broken pins in the video cable connector.
∞ Restart the computer in the
safe mode
.
Safety related issues
∞ Do not perform any troubleshooting steps.
∞ Contact Dell immediately.
Intermittent
problems
∞ Ensure that the video cable connecting the monitor to the computer
is connected properly and is secure.
∞ Reset the monitor to Factory Settings (
Factory Reset
).
∞ Perform monitor self-test feature check to determine if the
intermittent problem occurs in self-test mode.
Missing color
∞ Perform monitor self-test feature check.
∞ Ensure that the video cable connecting the monitor to the computer
is connected properly and is secure.
∞ Check for bent or broken pins in the video cable connector.
Wrong color
∞ Change the
Color Setting Mode
in the
Color Settings
OSD to
Graphics
or
Video
depending on the application.
∞ Try different
Preset Modes
in
Color
settings OSD. Adjust
R
/
G
/
B
value
in
Custom Color
in
Color
settings OSD.
∞ Change the
Input Color Format
to
RGB
or
YPbPr
in the
Color
settings OSD.
∞ Run the built-in diagnostics.
Image retention from
a static image left
on the monitor for a
long period of time
∞ Use the Power Management feature to turn off the monitor at all
times when not in use (for more information, see
Power management
modes
).
∞ Alternatively, use a dynamically changing screensaver.
Video ghosting or
overshooting
∞ Change the
Response Time
in the
Display
OSD to
Fast
or
Normal
depending on your application and usage.
