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48
TROUBLESHOOTING
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Problem
Is the product power cord
connected?
Power is on, but the screen
appears extremely dark.
Is the product in Power Saving
Mode?
Does the "Invalid Format" message
appear?
Does the "No Signal" message
appear?
'Unknown Product' message appears when the product is connected.
Problem
Did you install the driver?
•
See if the power cord is properly connected to the outlet.
•
See if the power switch is turned on.
•
Adjust brightness and contrast again.
•
Backlight may need repair.
•
If the product is in power saving mode, move the mouse or
press any key.
•
Turn both devices off and then back on.
•
The signal from the PC (graphic card) is out of the vertical or horizontal
frequency range of the product. Adjust the frequency range by referring to
the Specifications in this manual.
•
The signal cable between PC and product is not connected. Check the signal
cable.
•
Press the INPUT menu in the remote Control to check the input signal.
•
See if the plug&play function is supported by referring to the video card user
manual.
Resolution
Resolution
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