Users Guide

Troubleshooting │ 53
Common
Symptoms
What You
Experience
Possible Solutions
Missing Color Picture missing
color
•Perform Dell Canvas 27 self-test.
•Ensure that the video cable connecting the Dell
Canvas 27 to the computer is connected properly
and is secure.
•Check for bent or broken pins in the video cable
connector.
•Reset the Dell Canvas 27 to factory settings.
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
YPbPr in the Color menu OSD.
•Run the built-in diagnostics.
•Reset the Dell Canvas 27 to factory settings.
Image retention
from a static
image left on the
Dell Canvas 27
for a long period
of time
Faint shadow
from the static
image displayed
appears on the
screen
•Use the Power Management feature to turn o
the Dell Canvas 27 at all times when not in use
(for more information, see Power Management
Modes).
•Alternatively, use a dynamically changing
screensaver.
•Enable LCD Conditioning.
Product Specific Problems
Specific
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 Dell Canvas 27 to factory settings.
•Achieved by congured the computer for multiple
displays in extended desktop mode.
•Selecting the best resolution setting for the Dell
Canvas 27.
Cannot adjust
the Dell Canvas
27 through with
touch OSD
OSD does not
appear on the
screen
•Turn o the Dell Canvas 27, unplug the Dell
Canvas 27 power cable, plug it back, and then turn
on the Dell Canvas 27.
•Check whether the OSD menu is locked. If yes,
press and hold the “OSD” button beside the
power button for 6 seconds to unlock (for more
information, see Lock).