Updating the firmware on the TV can help fix this issue. Software glitches: Sometimes, software glitches can cause the screen to go black.Power issue: If there is a power issue, such as a blown fuse or a malfunctioning power supply, the screen may go black.HDMI when trying to watch cable TV), the screen may go black. Input source is incorrect: If the input source is set to the wrong option (e.g.Loose or disconnected cables: If the cables connecting the TV to the source (such as a cable box or streaming device) are loose or disconnected, the screen may go black.What causes LG TV screen to go black?Īre you curious about why your LG television has a black screen? Then view the causes below. It may also be a good idea to contact LG customer service for additional help. If you are still experiencing a black screen, consult your TV’s user manual for further troubleshooting steps. To do this, go to the TV’s menu, navigate to the “settings” option, and select “factory reset.” 10 | Consult the manual This will erase all of the TV’s settings and return it to its original state. If none of the above steps have worked, you can try a factory reset of the TV. Some software glitches can be fixed by updating the firmware. Make sure your LG TV’s firmware is up to date. This can help restart the TV and clear any software glitches. Unplug the TV from the wall outlet, wait for a minute, and then plug it back in. If both don’t work, try an LG TV remote app such as the LG TV Remote Control Plus +. If the remote is not working, try using the buttons on the TV. Make sure the batteries in the remote are fresh and try to control the TV with the remote. If it does, then the problem may be with the input source. Press the menu button on your remote and check to see if the menu appears on the screen. If the TV is not responding to the input you are currently using, try a different one. For example, if you are trying to watch cable TV, make sure the input is set to “TV” and not “ HDMI.” 4 | Try a different input Make sure the input source is set to the correct one. If not, you will have to exchange them for new ones. Make sure all of the cables ( HDMI, power, etc.) are properly connected and securely in place. Also, check that the power cord is securely connected to the TV. Make sure the TV is properly plugged in and that the outlet is working.
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