Why is there a thin line on my TV screen?

A bad cable, or a cable that is not securely fastened to the input/output ports, can disrupt the signal and cause horizontal or vertical lines. Verify that the cable in use is secured correctly at both the external device and the TV. If there placement cable resolves the issue, then no further action is required.

How do I get rid of the horizontal line on my LED TV?

Restart by unplugging the power cord

  1. Turn off the TV.
  2. Unplug the power cord for two minutes, and then plug it back in.
  3. Turn on the TV.
  4. Check if it resolves the issue.

What causes vertical colored lines on a TV screen?

If you’re seeing vertical lines over parts of your screen that prevent you from seeing the image, this is most often a result of faulty internal hardware, loose cables or a broken screen.

What causes vertical lines on Sony TV screen?

The two main causes for vertical lines on a Sony LCD television are input-related issues and problems with the physical screen. If vertical lines are appearing on your television’s picture, you may be able to correct the problem and eke out a few more years from your unit.

How do I fix the lines on my Samsung TV?

1 Check whether the lines on the screen are moving or permanent. 2 If the lines sway, check the input source (HDMI 1, Video, PC, etc.) and connection to see if they are properly connected. Disconnect and re-connect the video cable/HDMI to check if the issue is resolved.

How much does it cost to fix a vertical line on a TV?

On average, your TV screen repair with vertical lines costs between $150 and $400. The TV’s motherboard or control board are usually the problem, and it could sustain damage that requires you to replace or repair it.

How do I fix the colored vertical lines on my LCD TV?

If you experience a TV showing colored vertical lines, try gently tapping in different areas on the back of the TV, you may see the vertical colored lines go away completely or they might decrease in intensity. If so, you may simply have a loose wiring cable.

How do I fix vertical lines on my Sony TV?

Start by removing and reseating the video cable both on the TV and the video source. If that does not solve the problem, use a different cable, ideally one that you know to be good. If you are still experiencing the issue, switch to a different source.

How do I fix the lines on my Sony Bravia TV?


  1. Perform a power reset or restart of your TV:
  2. Run the Self Diagnostics option on the TV (not available on all models).
  3. Check if the menu screen still appears blurry, hazy, or dull.
  4. If the issue continues, make sure to install the latest TV software.
  5. Clean your TV screen.

How do I fix the lines on my Sony TV?

Follow these steps to troubleshoot:

  1. Restart the TV and check if the issue is resolved. Turn off the TV and unplug the AC power cord (main lead).
  2. When using a TV with the Self Diagnostics option, try the Self Diagnostics test.
  3. If the above steps does not help to resolve the symptom, the product may require service.

What causes lines on Samsung TV screen?

Colored vertical lines often appear on a TV screen when the T-Con board is not working correctly. Many times this can be caused by wiring that is not attached correctly. Other times, the T-Con board itself may be defective and should be replaced.

Why are there horizontal lines on my TV screen?

When horizontal or vertical lines appear on the TV screen, identify the root cause by testing the TV picture, checking cable connections, and verifying external devices are working properly. Video Player is loading.

Why are there black lines on my TV screen?

Now lift the tab for the cable you identified and push it in fully and clip the tab back down on it, turn on the TV and see how the picture looks, if it is good then close the machine back up and enjoy some TV. Was this answer helpful? If the TV is hanging on a wall-mount then that could be what is causing it.

What does it mean when your TV screen goes blank?

You are watching your favorite show or movie on the television when its screen goes blank or black all of a sudden. A blank or black screen could be a sign that your TV is switched off. But if it’s producing sounds then obviously you know that is not the case.

Why are there lines on my LCD screen?

Do this a few times or until the line goes away. Lines can be made by dead pixels. A small amount of pressure on the LCD can fix this, be careful not to use anything sharp. This does not work with plasma or LED screens .