Dell P6524QT Monitor Simplified Service Manual - Page 24

Adjust R/G/B value under Custom. Color

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6. Trouble Shooting Instructions Common Symptoms What You Experience Possible Solutions Missing Color Picture missing color • Perform display self-test. • Ensure that the video cable connecting the display to the computer is connected properly and is secure. • Check for bent or broken pins in the video cable connector. Wrong Color Picture color not good • Change the settings of the Preset Modes in the Color menu OSD depending on the application. • Adjust R/G/B value under Custom. Color in Color menu OSD. • Change the Input Color Format to PC RGB or YCbCr in the Color menu OSD. • Run the built-in diagnostics. Image retention Faint shadow • Set the screen to turn o after a few minutes from a static from the static of screen idle time. These can be adjusted in image left on image displayed Windows Power Options or Mac Energy Saver the display for appears on the setting. a long period of screen time • Alternatively, use a dynamically changing screensaver. Touchscreen Display cannot • Ensure Wake On Touch is enabled via OSD. non-responsive wake on touch Wake On Touch is default o . Product speci c problems Speci c Symptoms What You Experience Screen image is Image is too small centered on screen, but does not ll entire viewing area Possible Solutions • Check the Aspect Ratio setting in the Display menu OSD. • Reset the display to factory settings.

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6. Trouble Shooting Instructions
Common
Symptoms
What You
Experience
Possible Solutions
Missing Color
Picture missing
color
• Perform display self-test.
•
Ensure that the video cable connecting the
display to the computer is connected properly
and is secure.
•
Check for bent or broken pins in the video
cable connector.
Wrong Color
Picture color
not good
•
Change the settings of the Preset Modes
in the Color menu OSD depending on the
application.
•
Adjust R/G/B value under Custom. Color in
Color menu OSD.
•
Change the Input Color Format to PC RGB or
YCbCr in the Color menu OSD.
• Run the built-in diagnostics.
Image retention
from a static
image left on
the display for
a long period of
time
Faint shadow
from the static
image displayed
appears on the
screen
•
Set the screen to turn o± 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.
Touchscreen
non-responsive
Display cannot
wake on touch
•
Ensure Wake On Touch is enabled via OSD.
Wake On Touch is default o±.
Product speci±c problems
Speci±c
Symptoms
What You
Experience
Possible Solutions
Screen image is
too small
Image is
centered on
screen, but
does not ³ll
entire viewing
area
•
Check the Aspect Ratio setting in the Display
menu OSD.
•
Reset the display to factory settings.