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Fixes for LG TV won't turn on

Causes & Fixes for LG TV Won’t Turn On Issue

LG TV is one of the most popular TV brands people use worldwide. Besides its popularity, users face unavoidable issues like LG TV not connecting to WiFi, apps not working, etc. Besides these simple issues, you may encounter LG TV won’t turn on issue. There are many reasons behind the issue, which need immediate troubleshooting and fixing.

How to Fix LG TV Won’t Turn On

We’ve provided the causes for your LG TV, which hasn’t been turned on for a period of time, along with the possible solutions to fix the issue.

An Issue with the Cable

Most often, a loose or faulty cable will be the reason for the LG TV not turning on issue.


  • Loose or faulty cable connection
  • Damaged socket
  • Using a damaged cable


The fixes below will efficiently resolve the issue with the cable and thereby resolves LG TV that won’t turn on.

Check for Loose Connections

Initially, overview the cable connections and make sure everything is connected properly. While inspecting the cable connections, ensure to do the following;

Check for loose connections to fix LG TV won't turn on error
  • If there are any frayed or damaged wires, replace them with a new ones.
  • When there are any loose connections, make sure to push the cable firmly into the power socket.
  • Further, check if the socket is damaged or not. If it is, then plug your power cable into another socket and try to turn on your TV.

Issues with Remote

Batteries are vital for the functioning of the TV remote. You may find LG TV won’t turn on for the following causes related to the remote.


  • Battery week or drained
  • Physical obstruction blocking IR signal
  • Incorrect input source


The following fixes will help rectify any issue related to the remote controller.

Check the Batteries

You can also try to check whether the batteries on your remote control are working properly or not. Because dead batteries on the remote have completely exhausted their power and no longer provide any use to the remote.

Replace a new battery to fix LG TV won't turn on error

As a result, the remote control will be unable to send any power signal to the receiver part. On the contrary, it’s best to replace the old battery with a new one to bypass the issue.

Remove Physical Obstructions

To operate your remote control reliably, ensure that there isn’t any physical object blocking your remote’s sensor. For instance, all the operations and functions that connect your remote and LG TV are powered by IR (Infrared rays).

To check the IR sensor working properly, do the following:

[1] Open the camera app on your smartphones or tablets.

[2] Now, place the LED of your remote facing the camera.

[3] Then press any buttons on your remote, and you can see the LED flashing on the camera.

Check the IR sensors to fix LG TV won't turn on error

[4] If not, replace the battery or buy a new remote to turn on your TV.

Check the Input Source

There’s also a chance that your LG TV won’t turn on because of an incorrect input source. So, you shall try to change the input source on the LG TV.

[1] Remove all the cables from your TV’s HDMI port.

[2] Then, inspect the proper input source (HDMI 1, HDMI 2, HDMI 3, or HDMI 4).

Inspect the HDMI port on LG TV

[3] Now, insert the cable into the appropriate input source and check the cables are connected properly.

[4] Finally, try to turn on your LG TV and make sure the error perishes.

Reset Your Remote Control

Instead of buying a new remote control, you can also reset the LG TV remote to fix the problem.

[1] Fetch your remote control and open the back panel.

[2] Remove the batteries from the dock and wait for a few seconds.

Remove the battery from remote's dock

[3] Then, press and hold the Power button for 10-20 seconds.

[4] After that, insert the batteries inside the dock again and close the back panel.

[5] Now, test the remote on your TV and make sure it works.

Issue With the LG TV

Sometimes, there will be issues with the LG TV, and it will be the cause of the device not turning up.


  • LG TV backlight broken
  • A temporary bug or malfunction
  • Faulty motherboard


Some of the LG TV itself be causing the issue, and it can be rectified with the below fixes.

Check Broken Backlight

If the backlight of your TV is broken, it won’t turn on. Follow the below procedure to check if the backlight is broken or not:

[1] Power on your LG TV.

[2] Fetch a torchlight and flash it to the TV’s screen.

Check for broken backlight

[3] After flashing, if you see a faint image appear and disappear on the screen, it means your backlight is broken.

[4] To solve this issue, you

Manually Reset LG Smart TV

If your device is affected by temporary bugs, you can manually reset your LG TV to eradicate the error.

[1] Turn off the power source and remove all the cables from the HDMI port of your TV.

[2] Unplug the power cord from the wall outlet.

[3] Then, press and hold the Power button on the TV for 30 seconds. Basically, it is located at the bottom of your TV.

Press the Power button

[4] Further, wait for at least 5 minutes.

[5] After that, plug all the cables back into the HDMI port and the power cord into a wall outlet.

[6] Now, try to turn on your TV.

should take your TV to a repair shop to have it inspected and repaired.

Repair the TV

If you have experienced any lightning and storm recently, there may be a fault on the motherboard. when your motherboard gets fired, you can notice symptoms like no picture, no sound, and your TV will flash the light continuously. Unless you’re an expert, take your TV to a repair shop and fix the issue.

Check for faulty motherboard

Contact LG Support

When none of the above-mentioned troubleshooting helps you to turn on your LG TV, then try to contact LG customer support for aid. The experts will aid you in resolving any issue regarding your TV. However, if your TV is under warranty, you can replace the old TV with a new one.


How do you fix LG TV that turns on but the screen is black?

If your TV turns black, just proceed with a simple restart. If it didn’t aid you, check for loose cables or wires and fix them to solve the issue.

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