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TROUBLESHOOTING
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.
Is the power indicator light on?
y
See if the power switch is turned on.
y
May need service.
Power is on, power indicator
is blue but the screen appears
extremely dark.
y
Adjust brightness and contrast again.
y
Backlight may need repair.
The power indicator amber?
y
If the product is in power saving mode, move the mouse or press any
key.
y
Turn both devices off and then back on.
Does the 'Out of range'
message appear?
y
The signal from the PC (video 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, HDMI, DVI-D, Display Port : 1920 x 1080 @ 60 Hz
Does the 'Check signal cable'
message appear?
y
The signal cable between PC and product is not connected. Check
the signal cable.
y
Press the 'INPUT' menu in the remote Control to check the input
signal.
'Unknown Product' message appears when the product is connected.
Problem Resolution
Did you install the driver?
y
Install the product driver, which is provided with the product, or
download it from the web site. (http://www.lg.com)
y
See if the plug&play function is supported by referring to the video
card user manual.