Dell S2425HS User Manual page 62

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
Screen image is
too small
62 | Troubleshooting
What you Possible solutions
experience
Visible signs of • Do not perform any troubleshooting steps.
smoke or sparks
• Contact Dell immediately.
The monitor • Ensure that the video cable connecting the
turns on and 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 • Change the settings of the Preset Modes
not good
• Adjust R/G/B value under Custom Color in
• Change the Input Color Format to computer
• Run the built-in diagnostics.
Faint shadow • Set the screen to turn off after a few minutes
from the static
image that
is displayed
appears on the
• Alternatively, use a dynamically changing
screen
Image is • Check the Aspect Ratio setting in the Display
centered on
screen, but
• Reset the monitor to factory settings.
does not fill
entire viewing
area
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.
in the Color menu OSD depending on the
application.
Color menu OSD.
RGB or YCbCr in the Color menu OSD.
of screen idle time. These can be adjusted in
Windows Power Options or Mac Energy Saver
setting.
screensaver.
menu OSD.