Why is my tv have lines that appear up and down on the screen?

Press the HOME button on the remote to display the TV menu screen.

When the same issue occurs in the menu screen

There may be an issue with your TV. Follow these steps to troubleshoot:

1. Restart the TV and check if the issue is resolved.
   1. Turn off the TV and unplug the AC power cord (main lead).
   2. Keep the TV unplugged for 2 minutes.
   3. Plug in the AC power cord (main lead) and turn on the TV to check its status.
2. If the above steps does not help to resolve the symptom, the product may require service.

When there are no issues on the menu screen

There may be issues with the broadcast signal source, Cable/Satellite box, IPTV, or other devices such as a DVD player.

Follow these steps to troubleshoot:

NOTE: If you experience issues when connecting a TV and an Audio/Video device via an analogue cable (composite or component cable) or HDMI cable, check the following section of this article before proceeding the steps below: Screen issues (Lines/Blurred/Odd colours) from the Audio/Video device

1. Turn off any electrical or battery-operated devices that may be creating radio frequency (RF) interference.
2. If using an antenna, broadcast signals are reflected by nearby mountain or surrounding tall buildings and may cause ghosting in the picture.
3. It is recommended to adjust the antenna direction and location.
4. Try plugging the power cord into a different electrical outlet and/or surge protector.
   

These symptoms can occur if the electrical outlet is improperly wired or not producing the proper voltage.

If using a surge protector or extension cord, it also could be faulty.

Hope this info is helpful!