Dell U2723QE Monitor Users Guide - Page 87

Product Specific Problems, Problem, What You, Experience, Possible Solutions

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Product Specific Problems Problem What You Experience Screen image is Image is too small centered on screen, but does not fill entire viewing area Cannot adjust the monitor with the buttons on the front panel OSD does not appear on the screen No Input Signal when user controls are pressed No picture, the LED light is white The picture does not fill the entire screen No image when using DP connection to the PC The picture cannot fill the height or width of the screen Black screen Possible Solutions • Check the Aspect Ratio setting in the Display menu OSD. • Reset the monitor to factory settings. • Turn off the monitor, unplug the monitor power cable, plug it back, and then turn on the monitor. • 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. 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. • Verify which DP standard (DP 1.1a or DP 1.4) is your Graphics Card certified to. Download and install the latest graphics card driver. • Some DP 1.1a graphics card cannot support DP 1.4 monitors. Go to OSD menu, under Input Source selection, press and hold DP select Joystick key for 8 seconds to change the monitor setting from DP 1.4 to DP 1.1a. Troubleshooting | 87

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Troubleshooting
|
87
Product Specific Problems
Problem
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 monitor to factory settings.
Cannot adjust
the monitor
with the
buttons on the
front panel
OSD does not
appear on the
screen
• Turn off the monitor, unplug the monitor power
cable, plug it back, and then turn on the monitor.
No Input Signal
when user
controls are
pressed
No picture, the
LED light is
white
• 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. Connect the signal cable again, 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 different video formats (aspect ratio) of
DVDs, the monitor may display in full screen.
• Run the built-in diagnostics.
No image
when using DP
connection to
the PC
Black screen
• Verify which DP standard (DP 1.1a or DP 1.4) is
your Graphics Card certified to. Download and
install the latest graphics card driver.
• Some DP 1.1a graphics card cannot support
DP 1.4 monitors. Go to OSD menu, under Input
Source selection, press and hold DP select
Joystick key for 8 seconds to change the
monitor setting from DP 1.4 to DP 1.1a.