User`s guide

52  Troubleshooting
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
• Reset the monitor to Factory
Settings.
Cannot adjust the
monitor with the
buttons on the front
panel
OSD does not appear
on the screen
• Turn o the monitor, unplug
the power cord, plug back, and
then turn on the monitor.
No Input Signal when
user controls are
pressed
No picture, the LED
light is white. When
you press “up”, “down”
or “Menu” key, the
message “ No input
signal” will appear.
• Check the signal source. Ensure
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. Re-plug
the signal cable if necessary.
• Reset the computer or video
player.
The picture does not
fill the entire screen
The picture cannot fill
the height or width of
the screen
• Due to dierent video formats
(aspect ratio) of DVDs, the
monitor may display in full
screen.
• Run the built-in diagnostics.
NOTE: When choosing DVI-D mode, the Auto Adjust function is not
available.
Dell Soundbar Problems
Common Symptoms What You
Experience
Possible Solutions
No sound for system
where the Soundbar
draws power from an
AC adapter
No power to
Soundbar - the power
indicator is o
• Turn the Power/Volume knob
on the Soundbar clockwise to
the middle position; check if
the power indicator (white LED)
on the front of the Soundbar is
illuminated.
• Confirm that the power cable
from the Soundbar is plugged
into the adapter.