Troubleshooting - LG 38WR50MS Owner's Manual

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TROUBLESHOOTING

TROUBLESHOOTING
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Problem
Is the product power cord
connected?
Is the power indicator light on?
P ower is on but the screen
appears extremely dark.
The power indicator amber?
D oes the 'Invalid Format'
message appear?
D oes the 'No signal' message
appear?
'Unknown Product' message appears when the product is connected.
Problem
Did you install the driver?
'Key Lock On' message appears.
Problem
The 'Key Lock On' message
appears when pressing the
Menu button.
y S ee if the power cord is properly connected to the outlet.
y See if the power switch is turned on.
y May need service.
y Adjust brightness and contrast again.
y Backlight may need repair.
y I f the product is in power saving mode, move the mouse or press any
key.
y Turn both devices off and then back on.
y T he 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
y T he signal cable between PC and product is not connected. Check
the signal cable.
y P ress the 'INPUT' menu in the remote Control to check the input
signal.
y S ee if the plug&play function is supported by referring to the video
card user manual.
y The Lock function prevents the OSD settings from being changed
inadvertently. To release the lock, go to Menu and Option and disable
the Key Lock option.
Resolution
Resolution
Resolution