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jason51Sep 23, 2025
How to adjust phase setting on LG Flat Panel TV?
- JJason HarrisonSep 23, 2025
If horizontal noises appear or characters blur on your LG Flat Panel TV, adjust the Phase setting in the PICTURE menu.

How to adjust phase setting on LG Flat Panel TV?
If horizontal noises appear or characters blur on your LG Flat Panel TV, adjust the Phase setting in the PICTURE menu.
What to do if my LG 26LV255C LCD TV displays “This file is invalid”?
If your LG LCD TV shows a message saying “This file is invalid” or the audio works but the video doesn't, check if the file plays correctly on a PC to ensure it's not damaged. Also, verify that the resolution, video codec, and frame rate are supported by the TV.
How to fix 'No Signal' on LG Flat Panel TV?
If “No Signal” appears on your LG Flat Panel TV screen, check that the signal cable is correctly connected between the TV and any connected devices. Also, verify the selected input source by pressing the INPUT button.
What to do if LG 26LV255C LCD TV says unsupported audio?
If your LG LCD TV displays the message “Unsupported Audio” or the video is working normally but the audio isn't, check if the file plays correctly on a PC to ensure it's not damaged. Also, verify that the audio codec, bit rate, and sample rate are supported by the TV.
Why won't my LG Flat Panel TV remote work?
If you cannot control your LG Flat Panel TV with the remote, make sure there are no obstacles between the TV and the remote. Also, check the remote control sensor on the TV. Ensure the batteries are working and correctly installed. Finally, verify that the correct input mode (such as TV or VCR) is selected on the remote.
How to fix black and white image on LG LCD TV?
If the image on your LG LCD TV is displaying in black and white or the color quality is poor, try the following: * Adjust the color settings in the menu. * Ensure there's sufficient distance between the TV and other electronic devices. * Try switching to other channels to rule out a broadcast problem.
What to do if LG LCD TV displays “This file is invalid”?
If your LG LCD TV displays the message “This file is invalid” or the audio works but the video doesn't, check the following: * Ensure the file plays correctly on a PC to verify it's not damaged. * Confirm that the resolution is supported. * Check if the video/audio codec is supported. * Verify that the frame rate is supported.
What to do if LG 26LV255C LCD TV says this file is invalid?
If your LG LCD TV displays the message “This file is invalid” or the audio is working normally but the video is not, check whether the file is playing normally on a PC to ensure it is not damaged. Also, verify that the resolution, video/audio codec, and frame rate are supported by the TV.
How to remove lines or streaks on LG Flat Panel TV images?
If lines or streaks appear on the images of your LG Flat Panel TV, check the antenna or aim it in the proper direction.
How to fix thin lines on LG LCD TV screen?
If you see thin lines in the background of the screen on your LG LCD TV, check the video cable connections to ensure they are properly connected.