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Why LG TV Turns On But The Screen Is Black? We regard our television as a dependable device that works on-demand to meet our regular entertainment needs. We may occasionally get ready to watch our favorite show only to be greeted by a black screen.

While this can be frustrating, researching the problem and determining what caused it will quickly restore the entertainment. A black screen on your LG TV can be caused by a number of issues.

Most issues can be resolved by updating firmware, ensuring power to the TV, and ensuring cables are properly plugged in. Power cycling the TV or briefly unplugging it usually resolves a black screen, resetting the TV functions.

What To Do When Your LG TV Turns On But The Screen Is Black?
What To Do When Your LG TV Turns On But The Screen Is Black?

This problem can be caused by a variety of factors, including the picture mode you have selected, a temporary glitch that has resulted in the black screen, repairing an overheating backlight, and others. Continue reading to learn how to solve this problem and get back to watching your favorite shows.


LG is a true innovator in the consumer electronics industry. Its excellent quality/price ratio aims to market dependable, high-performance televisions to as many people as possible. Despite its excellent reputation, it is possible that its products will malfunction.

Among them is the fact that I no longer have an image. So, where did this issue arise? What should you do if your LG TV turns on but the screen remains black?

First, discover the minor malfunctions that can cause this failure but which are easily repaired. Then, find out about larger malfunctions that will require component replacement to fix your LG TV that no longer displays a picture.


Before assuming the worst when your LG TV turns on but the screen remains black, it is critical to ensure that the problem is not caused by a bug or a minor malfunction of your device. This is what we’ll see in this section.

1. Your LG television has a software bug

When your LG television no longer displays a picture, first perform an electrical system reset. This procedure aids in the removal of LG software bugs or minor CPU failures. To accomplish this, follow these steps:

  1. Begin by unplugging your television from its power outlet.
  2. Unplug any TV-connected accessories and peripherals.
  3. Wait two minutes.
  4. If you are concerned, reconnect the television by removing the power strip.

If you restart the LG TV and the picture returns, the issue could be with a device. Reconnect them one by one, watching how the television behaves. If the image vanishes after reconnecting one of the devices, the issue may be with that device. Contact the manufacturer of the device in question.

2. Connection problem to an LG television

Although less common, if your LG TV turns on but the screen remains black, this could indicate a problem with the feeding process. These will include faulty connections that obstruct the proper operation of the television.

As a result, ensure that the connections at the level of the television, the box, the decoder, and the mains socket are correct. The cords must be inserted correctly into their respective ports. Additionally, ensure that the cords are not damaged, bent, melted, or burned.

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3. Source problem

If your LG TV has sound but no picture, go directly to 2 parts of our article “Component problem”. 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. Then carry out the following checks:

  • Check that you’ve chosen the correct image reception source. To do so, use your remote control’s “Source” button to select the desired source.
  • Make sure the issue isn’t caused by a specific source. Test all television sources to confirm this hypothesis. If the image appears with another source, the issue is caused by the previously selected source.
  • If the TV source no longer works, make sure your connection to the TV network is still active and that you are receiving channels. If you are connected to TNT, check that the antenna is properly connected to your television and re-set the channels (consult the user manual for your television).
  • The external source no longer works, check that the connections between the device and your television are good and that the peripheral device is switched on and connected. If this still does not work, try plugging in another assistive device. If that doesn’t help, a problem with the connection or a faulty cable may be causing the problem.

4. Backlight problem on LG TV

When your LG TV no longer displays a picture but still has sound, it is most likely due to a faulty backlight. There is a simple way to ensure this. Bring a lamp or phone flash near the screen after turning on the TV.

If the image appears very light, there is a problem with the backlight. The backlight, as the name implies, illuminates the screen from behind. When it is broken, the image can no longer be displayed.

How To Fix LG TV Black Screen?
How To Fix LG TV Black Screen?

The backlight issue could be due to the from in his suit, one or more LED strips or a faulty connection between the power supply and the slab. Unfortunately, if the backlight fails, you will almost certainly have to replace the entire screen.

Indeed, repairing LED strips is a service that is rarely available in repair shops. However, don’t be afraid to ask local television repair shops if they offer this type of service (of course in the case where after expertise it is indeed a failure of the LED strip and not of the panel).

If you want to repair it yourself, keep in mind that finding compatible LED strips can be difficult. You can still try your luck on the internet by searching for and ordering the parts.

It’s also worth noting that if you want to replace one or more LED strips on your own, you must first ensure that the problem is caused by them. There are video tutorials on the internet that explain the procedure to follow and, if the failure is confirmed, how to replace them.


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When you have a black screen on your LG TV, it can be very frustrating. There are times when turning the TV off and back on can quickly resolve a random glitch, but this is not always the case.

Let’s take a look at the most common causes of a black screen and the best ways to fix it.

1. Power Cycle Your LG TV

One of the fastest ways to put an end to a black screen on your LG TV is to power cycle the device:

  • Step 1: Unplug the TV from the outlet
  • Step 2: Wait at least 10-15 minutes before turning it back on. 
  • Step 3: To turn the TV back on, hold the power button at the bottom of the TV for at least 10-15 seconds.

If a temporary glitch causes the black screen, this remedy should fix the problem.

2. Turn Your LV TV On With the Button

If the TV has sound but no picture, turn it on using the TV’s button rather than the remote. When the TV is turned on, press the Menu button to see if this information appears on the screen.

If it does not appear, your television may require service. Before considering a repair, there are a few more things to try.

3. Check If the Power Cables Are Plugged Into Your LG TV

Checking the connections on your power cables may help to resolve an issue where something was accidentally knocked out of place.

Examine all of the cables that connect your TV to other sources, such as cable boxes, VCRs, or connected devices like an Amazon Fire Stick. Also, ensure that your outlet is operational and provides power to your television.

4. Remove the HDMI cables from your LG TV

After you’ve checked all of your power cords, you can try moving any connected HDMI cables to another HDMI slot to troubleshoot the input and ensure it’s working properly.

5. Check Your LG TV’s Connection Placements

When the TV is connected to a component, it is critical to ensure that the correct cables are connected in the correct sequence.

It is critical to connecting the red, blue, and green cables in the correct order on both devices. If you have made any changes, you can reset the connection by unplugging it for at least 30 seconds and then plugging it back in.

Check Your LG TV’s Connection Placements
Check Your LG TV’s Connection Placements


If you’ve tried all of the above solutions and still have a black screen, it’s time to perform a factory reset on the device.

This procedure will delete any custom settings you have and require you to re-enter them after the reset. This solution frequently works for a TV with a temporary glitch or an issue caused by backlight settings.

To restore your LG TV to factory settings, follow these steps:

  • Step 1: Navigate to Settings and select All Settings.
  • Step 2: Find and select the General option.
  • Step 3: Scroll to the bottom and click Reset to Initial Settings. Select this.
  • Step 4: Your television will finish the reset process.
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Now if all of these issues don’t solve the problem, you should take a look at the next section.


If you’ve tried all of the possible solutions and still have a black screen, you’ll need to contact LG for help with your TV. Visit the LG support home page here.

You can get help with in-warranty and out-of-warranty repairs, and access manuals, and connect directly with LG customer service to get personalized assistance for your TV via phone, chat, or email from this support homepage.

There is also an Ask the Community section where you can get help from other LG TV owners who are having the same problem with their devices. If your TV screen is just darkened from dirt and dust, check out our other article, “How to Clean an LG TV Screen”.

Alternative Video: What To Do When Your LG TV Turns On But The Screen Is Black?

What To Do When Your LG TV Turns On But The Screen Is Black?

CONCLUSION: LG TV Turns On But The Screen Is Black

If you discover a black screen on your LG TV, try some troubleshooting steps to get the device back up and running. You’ll be back to enjoying your favorite programs in no time after resolving the issue and removing the black screen.

FAQs About LG TV Turns On But The Screen Is Black

How do I fix my LG TV when the screen goes black?

Simply turn off your television and unplug it from the wall. Hold the power button for 30 seconds while unplugging the TV. Then, reconnect it to the outlet and turn it on. This should reset it and hopefully fix the black screen you’re seeing.

What does it mean when your television turns on but the screen remains black?

This would imply that a CABLE BOX, SAT BOX, COAX CABLE, HDMI CABLE, ETC is not working properly, that something is loose, or that it needs to be reset. -Reset ALL components, including the TV, by unplugging them for 5 minutes. -Make certain that all COAX and HDMI cables are tight and properly connected.

What to do when your TV turns on but the screen is black and no sound?

The television screen is black, and there is no sound. If the power indicator light is illuminated, there could be a problem with the TV’s software. To perform a soft reset, unplug the TV from the wall and, if possible, remove the power cord from the back of the TV. Wait 30 seconds before plugging the TV back into a working outlet to retest it.

How do you fix a TV that turns on but has no picture?

Unplug the TV cord from the power socket. Leave it unplugged and while it’s unplugged press and hold the Power button on the TV for 25 seconds. Release the power button and plug the cord back in. Turn ON the TV using the remote control or manually and check if there’s a picture on the Screen.

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