The gamma is broken, hence why the color that appear is only black and white.

If there are vertical lines, then it is very likely due to the lose voltage with Multi Channel Power Supply TFT Panel. The causes can be because the connector cable is dirty or rusty.

The cable which connect T-Con modul and display panel is not connected or break.

There are also a number of problems that could affect the T-Con such as: However, if this problem still exists then it will be 100% due to the flat cable that is connected to T-Con Board is broken. If you knock it hard enough and the vertical lines on your screen are gone then it is because the T-Con Board is loose. To check on this problem, you can knock on the backside of your TV. If it is broken, your TV’s image quality will suffer. The Timing Control itself has a function to turn of and turn on the LED or LCD panel on your TV. T-Con is an abbreviation of Timing Control in LED TV. When the vertical lines appear on your TV screen, usually it happens because the flat cable did not connect to T-Con Board. Here are 6 causes of vertical lines and how to fix them. Therefore, you need to know what is the causes of these vertical lines and how to fix them. Such as water that is flowing inside the TV, the TV has fallen or bumped with a solid object. However, external problems could also be the cause. The vertical lines usually occur due to something is broken inside the TV, such as T-CON Board or even the LED panel itself. These vertical lines will obviously annoy you when you are watching TV.

This vertical lines problem could happen in all types of television either LED or LCD.

As an electronic device, it is very common for TV to have many problems and one of them is vertical lines that could affect the screen.

How to fix black spot on flat screen tv