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19
ENGLISH
TROUBLESHOOTING
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Problem Resolution
Is the product power cord connected? y See if the power cord is properly connected to the outlet.
Power is on, but the screen appears
extremely dark.
y Adjust brightness and contrast again.
y Backlight may need repair.
Does the Invalid Format message
appear?
y The signal from the PC (graphics 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.
* Maximum resolution
RGB : 1920 x 1080 @ 60 Hz
HDMI/DVI-D : 1920 x 1080 @ 60 Hz
Does the No signal message appear? y The signal cable between PC and product is not connected.
Check the signal cable.
y Access the input menu to check the input signal.
'Unknown Product' message appears when the product is connected.
Problem Resolution
Did you install the driver? y See if the Plug and Play function is supported by referring to the
graphics card user manual.
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