Dell UltraSharp UP3218KA Manuale d'uso - Pagina 46
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Common
Symptoms
Wrong Color
Image retention
from a static
image left on the
monitor for a long
period of time
Product Specific Problems
Specific
Symptoms
Screen image is
too small
Cannot adjust the
monitor with the
buttons on the
front panel
No Input Signal
when user
controls are
pressed
The picture does
not fill the entire
screen
No image
when using DP
connection to the
PC or no BIOS/
Post screen
display
46
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Troubleshooting
What You
Possible Solutions
Experience
Picture color not
• Change the settings of the Preset Modes in the
good
• Adjust R/G/B value under Custom. Color in Color
• Change the Input Color Format to PC RGB or
• Run the built-in diagnostics.
Faint shadow
• Set the screen to turn off after a few minutes of
from the static
image displayed
appears on the
• Alternatively, use a dynamically changing screensaver.
screen
What You
Possible Solutions
Experience
Image is centered
• Check the Aspect Ratio setting in the Display menu
on screen, but
does not fill entire
• Reset the monitor to factory settings.
viewing area
OSD does not
• Turn off the monitor, unplug the monitor power cable,
appear on the
screen
No picture, the
• Check the signal source. Ensure the computer is not
LED light is white
• Check whether the signal cable is plugged in properly.
• Reset the computer or video player.
The picture
• Due to different video formats (aspect ratio) of DVDs,
cannot fill the
height or width of
• Run the built-in diagnostics.
the screen
Black screen
• Verify which DP standard is your Graphics Card
• Some DP 1.1 or DP 1.2 graphics card cannot support
Color menu OSD depending on the application.
menu OSD.
YPbPr in the Color menu OSD.
screen idle time. These can be adjusted in Windows
Power Options or Mac Energy Saver setting.
OSD.
plug it back, and then turn on the monitor.
in the power saving mode by moving the mouse or
pressing any key on the keyboard.
Re-plug the signal cable if necessary.
the monitor may display in full screen.
certified to. Download and install the latest graphics
card driver.
DP 1.4 monitors. Go to OSD menu, under Input Source
selection, press and hold DP select
change the monitor setting from DP 1.4 to DP 1.2.
key for 8 sec to