![]() If you are connected to TNT, make sure that the antenna is correctly connected to your television and set the channels again (see your television's user manual). In the event that the TV source no longer works, check that the connection to the TV network is functional and therefore that you are receiving the channels.If the image appears with another source, the problem therefore comes from the previously selected source. To verify this hypothesis, test all television sources. Check that the problem is not due to a specific source.To do this, press the "Source" button on your remote control and select the source of your choice. Check that you have selected the right source image reception.It is possible that your LG TV turns on but the screen remains black because you meet a problem with one of the sources of the device. Remark : If your LG TV has sound but no picture, go directly to 2 part of our article "Component problem". If nothing helps, continue with the troubleshooting steps below. If this manipulation did not allow you to find the image on your LG TV, press and hold the on/off button on your remote control for 1 minute (TV off). Contact the brand of the device in question. If the image disappears when you reconnect one of the devices, the problem may be with that device. Reconnect them one by one, checking the behavior of the television. If the LG TV turns back on and the picture reappears, the problem may be with a device. Reconnect the television by removing the power strip in case you are concerned.Unplug any accessories and peripherals connected to the TV. ![]() Start by unplugging your TV from its power outlet.This procedure helps to remove LG software bugs or small CPU failures. When your LG television no longer displays a picture, Firstly do an electrical reset of the system.
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