Lg Electronics 55WV70MS Manuale Utente

Pagina di 78
58
ENG
ENGLISH
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.
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 (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 : 1920 x 1080 @ 60 Hz
HDMI/DVI/DP : 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
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
See if the plug&play function is supported by referring to the video
card user manual.