3.
Press and hold
Button 1
and
Button 4
on the side panel simultaneously for 2
seconds. A gray screen appears.
4.
Carefully inspect the screen for abnormalities.
5.
Press
Button 4
on the front panel again. The color of the screen changes to red.
6.
Inspect the display for any abnormalities.
7.
Repeat steps 5 and 6 to inspect the display in green, blue, black, white and text
screens.
The test is complete when the text screen appears. To exit, press
Button 4
again.
If you do not detect any screen abnormalities upon using the built-in diagnostic tool, the
monitor is functioning properly. Check the video card and computer.
Common Problems
The following table contains general information about common monitor problems you
might encounter and the possible solutions:
Common
What You
Possible Solutions
Symptoms
Experience
No Video/Power No picture
•
Ensure that the video cable connecting the monitor and the
LED off
computer is properly connected and secure.
•
Verify that the power outlet is functioning properly using
any other electrical equipment.
•
Ensure that the power button is depressed fully.
•
Ensure that the correct input source is selected via the
Input Source
menu.
No Video/Power No picture or no
•
Increase brightness & contrast controls via OSD.
LED on
brightness
•
Perform monitor self-test feature check.
•
Check for bent or broken pins in the video cable connector.
•
Run the built-in diagnostics.
•
Ensure that the correct input source is selected via the
Input Source
menu.
Poor Focus
Picture is fuzzy,
•
Perform
Auto Adjust
via OSD.
blurry, or
•
Adjust the
Phase
and
Pixel Clock
controls via OSD.
ghosting
•
Eliminate video extension cables.
•
Reset the monitor to
Factory Settings
.
•
Change the video resolution to the correct aspect ratio.
Shaky/Jittery
Wavy picture or
•
Perform
Auto Adjust
via OSD.
Video
fine movement
•
Adjust the
Phase
and
Pixel Clock
controls via OSD.
•
Reset the monitor to
Factory Settings
.
•
Check environmental factors.
•
Relocate the monitor and test in another room.
Troubleshooting
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