Dell S2425HS User Manual page 63

Common What you
symptoms experience
Cannot adjust OSD does not
the monitor appear on the
with the screen
buttons on the
front panel
No Input Signal No picture, the
when user LED light is
controls are white
pressed
The picture The picture
does not fill the cannot fill the
entire screen height or width
of the screen
Possible solutions
• Turn off the monitor, unplug the monitor power
cable, plug it back, and then turn on the monitor.
• Check the signal source. Ensure that the
computer is not in the power saving mode by
moving the mouse or pressing any key on the
keyboard.
• Check whether the signal cable is plugged
in properly. Connect the signal cable again, if
necessary.
• Reset the computer or video player.
• Due to different video formats (aspect ratio) of
DVDs, the monitor may display in full screen.
• Run the built-in diagnostics.
Troubleshooting | 63