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Chapter 7 Troubleshooting
Problem and Question Possible Solution
Power LED is not on
•
Check if the Power button is pressed and the
monitor is power on.
•
Power Cord should be connected.
No signal
•
Check that the video cable is properly connected.
If the connector is loose, tighten the connector’s
screws.
•
Check the video cable’s connection pins for damage.
Picture is fuzzy
•
Adjust the Contrast and Brightness Controls.
Picture bounces or a wave
pattern is present in the
picture
•
Move electrical devices that may cause electrical
interference.
The power LED is ON (Blue)
but there’s no video or no
picture.
•
Computer Power Switch should be in the ON
position.
•
Computer Graphics Card should be snugly seated in
its slot.
•
Make sure Monitor’s video cable is properly
connected to the computer.
•
Inspect Monitor’s video cable and make sure none
of the pins are bent.
Missing one of the primary
colors (RED, GREEN, or BLUE)
•
Inspect the Monitor’s video cable and make sure
that none of the pins are bent.
Picture has color defects
(white does not look white)
•
Adjust RGB color or select color temperature.
Poor brightness or contrast
•
When the brightness of the screen lowers after
being used for a certain period and the function
of the display is affected, send it to our authorized
service center for repair.
Unable to open OSD menu.
•
Turn off your monitor, unplug the power cord and
plug it back in, then power on the monitor.
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