Why does my LG L1780Q say 'OUT OF RANGE'?
The 'OUT OF RANGE' message on your LG Monitor appears when the signal from your PC (video card) is outside of the display's acceptable horizontal or vertical frequency range. To resolve this, refer to the 'Specifications' section of this manual and configure your display settings accordingly.
How to unlock the OSD on my LG L1780Q?
If your LG Monitor displays an 'OSD LOCKED' message, you can unlock the OSD controls by touching the MENU button for 5 seconds. The message 'OSD UNLOCKED' should then appear.
What to do if I see a 'CHECK SIGNAL CABLE' message on my LG L1780Q Monitor?
If you see a 'CHECK SIGNAL CABLE' message on your LG Monitor, it means the connection between your PC and the display is not working. To fix this, check the signal cable and try again.
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