Sk32h240s Picture Disappeared One Line At A Time From Bottom Up

1. Loose or damaged connection: The issue could be caused by a loose or damaged connection between the TV and the source of the video signal. Check the cable connections between the TV, the cable box, or other video source, and ensure that they are properly seated and not damaged.
2. Malfunctioning T-Con Board: The T-con board, also known as the timing control board, is responsible for controlling the flow of video signals to the TV's display panel. A malfunctioning T-con board can cause the issue you have described.
3. Power supply issue: The power supply unit, also known as the PSU, is responsible for providing power to the different components of the TV, a malfunction in the PSU can cause the issue you have described.
4. Display panel issue: The issue could also be caused by a problem with the TV's display panel, such as a bad pixel or a damaged connection.
5. Software issue: A software issue can also cause the problem, it's recommended to check for software updates and also to reset the TV to its factory settings.

It's important to note that the above points are general indications, the exact cause of the problem might be different and it's recommended to consult the manufacturer's manual or contact customer support for further assistance.

It's important to note that working on a TV can be dangerous and should be done by a qualified technician or someone with proper knowledge and experience. Attempting to repair the TV without proper knowledge or instructions can lead to damage to the unit, or even cause a fire hazard.