[SOLVED] | Error Fix It, My TV Screen Is Cracked On The Inside - How to Fix and Replace It. @phillipphin. Half the time, television screens have a blank screen, and loose connections are the real culprits. Ever. May 26, 2022 by No TV looks its best . If you do see visible damage to the LVDS cable, you can search your TV model number on our website to try and find a replacement. Do this in turn for each source that you have. While the TV is unplugged, press and hold the power button for 30 seconds. Required fields are marked *. Unplug your TV and wait a full 60 seconds. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Peacock Apr 11, 2021 by Learn More. You can contact him at deepen@technewstoday.com. As reported by numerous forums and Vizio users, sound without the picture on your Vizio TV is caused by a variety of reasons, ranging from minor system glitches to faulty cables and backlit issues. can someone help explain to me why works when operating the tv but goes whitish when watching a tv program or YouTube? How hot does the led strips of an lcd (led backlights) tv get? LED TVs utilize LED strips to produce images on the screen. If the backlight experiences any technical issues, it wont light the display, and the screen will be black, but the user will still hear sound in the background. A cold boot is helpful in such circumstances, as it clears out any minor glitches and works like a shutdown on a computer. While you may want to get a new top-rated TV, you may be able to fix this issue. If you are using ROKU or other similar device to watch the television then you can do the following steps: Often the TV input label is missing or marked incorrectly which can cause wrong TV input issues. The screen is black, not grey. DishAnywhere Hold the power button down for 30 seconds after it is unplugged. Unplug the TV from the power outlet. Myth Busted! First, it is the surest way to get authentic spare parts for your Vizio TV. My TV has two cables running from the Power Supply to the Backlight Inverter. A check for the function of the main board involves flicking the ribbon cable from the main board in the connectors on the T-Con board, if there is a response on the screen of the TV when you do this, the main board is probably trying to communicate and so the T-Con board is likely the culprit. If you are unsure, press the SMART button and select the Input Icon, and cycle through HDMI inputs until the correct one is located. It sounds like there could be either a main board to T-Con cable problem or a T-Con board problem (maybe a main board problem). Reconnect the power cord, and power on the television. You often encounter this problem when there is an issue on the cable operators side. I've got one with the same problem. Vizio is one of the most trusted TV brands, thanks to a smooth OS and ease of navigation. There are checks you can run shown on this page. Performing a manual update is another step you can take to eliminate a possible cause. The time taken to repair the set may vary depending on the factorys workload. In some cases, you might experience no sound, but you can easily learn. Once I go though the setup, then do a system restart in the menu it seems to work fine. A TV may have more than one supply board together with the T-Con board. reviews and buyers guides. Repair guides and support for your LG TV. You can also ask this question on our Answers forum, here's a link to it. Unplug the TV and all components connected with the TV. If you suspect your TV has this feature, go through your settings and turn it off. Turn off your TV. This would require you to purchase both boards and then see which one fixes the problem or purchase them individually and see which one fixes the problem. Here is an example of what an LVDS cable looks like. Our reviews and buyers guides are always either based on reviews weve done ourselves, or aggregated from trusted sources. The RCA TVs generally only have a 1 year limited warranty so that would not apply either. Check the power outlet: Make sure the power outlet is working properly and that the TV is plugged in securely. Plug your TV back in and check for a picture. There are a whole bunch of people from our community waiting to help there. Providing a model number is super helpful, and any pictures of the inside of the TV will also help. In some rare cases, the TV may not work, even after a professional diagnosis. Click the link in the video for more information on the basic functions of these boards. Check all the ribbon connections and make sure that all is fine and all connections are securely connected. However, if you do not see the picture, the problem is on the power board. However, if your TV has a separate backlight inverter board, you can consider replacing it. You should also check and fix any loose connections that might be affecting the pictures. After 2 minutes have elapsed, plug in your TV. Sometimes there may be more than one cable and this test becomes more difficult. The HDMI Inputs can have problems that will interrupt the video signal, while still allowing audio to function. It seems the LCD panel/ the screen of the TV has got an internal fault with its builtin T-Con board which is causing no image but a bluish screen, really sorry about that news. Feb 9, 2023 Or could it be the panel. Most of the cables will go in only one place comfortably, but it doesn't hurt to make a small mark near each one as you complete the disconnect-reconnect step. This might cure the no picture problem, and it is pretty simple to do. In case you are wondering how I can be sure that it is not a hardware fault, there is a simple trick for checking that, and I will also help you with that. Now press the menu button on the TV remote. misar Posts: 2,661. I have the same issue and looking to do a fix myself. I changed out the main board and it fixed it. Unplug your TV and then plug it back (wait for 5-10 minutes). Check your cable connections by removing and reconnecting them back. Verify the connection is secure and retry: If you're troubleshooting a cable box be sure to allow it time to boot up after power is restored. I have sound but no picture. Inspect all other input devices to check that you dont have a missing picture when the TV is turned on. You are mainly looking for signs of failure on the boards and you will replace the board as a unit. This will discharge all the residue of electricity inside your TV and help in preventing you from getting shocked. Take the remote and point at the TV. or measurement point. Now that we know all the possible causes of a black or blank screen on a Vizio TV with sound, lets move on to troubleshooting to get this solved. Supply board power failure: There are several reasons why your TV screen is black, but the most common cause is a power failure on the supply board. Brightness Check the brightness setting on your device. First, power on your TV, dont use your TV remote; instead, use the button on the TV control panel. In rare instances, an internal hardware fault can also cause it. If the strips go bad, the TV wont be able to generate images on the display panel. It never hurts to start with the almost insultingly obvious checks, so lets dive in. I have the same issue on my lg 50uk6090pua, and after extensive research I found that this issue is typically due to a faulty T-Con board, or a bad led panel. T-Con board is the most essential part of the display module on your TV. Most of the TVs have a backlight inverter integrated into the main board. The generation of the image means everything else is working properly. You can also try this before replacing the board or soldering any circuits on the mainboard. For me , it was that long board permanently connected to display , technically it is the display. Check your Power sources. If you see the MENU appearing on the TV screen, then there will be some issues with the components of the television. Some Sony TV's are able to sense a T-Con failure and produce an error code. Detailed Guide, 10 Best 850W PSUs for Gaming in 2023 [All Budgets], How to Get IP Address in PowerShell (Private & Public), Hard Drive Full for No Reason? Is it the T-Board or another problem? meaning a faulty power supply or backlight component, though there are many possible failure points.This issue could be a manufacturing defect, but is also often caused by a power event (shock/surge, prolonged over/under voltage condition, etc). Our mission is to empower you to find the product youre looking for and get exactly the information you need to make the right buying decision. Then it shows up just bright enough to setup the TV in the dark. Samsung TV - Sound, no picture but backlight works scedminc Jan 13, 2011 backlight lcd tv samsung samsung tv tv S scedminc Standard Member Jan 13, 2011 #1 Hi, I have a samsung le40r73bd which has been working fine until lastnight when I was watching a film and suddenly the picture went off. If your TV uses HDMI cables, consider swapping them for new ones. Thanks, Jun 10, 2021 by If you have any damaged components that look this way, you should replace the board. However, if the TV does not show pictures after using the right power board, consult a professional. Until I remember Sometimes I use the LG remote app on my iPhone. It can be a bad video card(maybe a capacitor on the video card). We also have a solution for TV that has no picture or sound on our website. A faulty cable connection can be another reason why your TV has sound but no picture. Best phone for non-nonsense small business users in 2023. Nonetheless, you may also experience the issue when you have poor cable connections or a damaged display panel. NBC If all steps have failed, the unit will require service. If you have no image on the screen of your Samsung LCD TV, you will want to first, run the flashlight test to see if your TV has backlights and an image on the screen, when pointing the flashlight at the screen. Here we have given below how to troubleshoot and replace or fix the faulty parts easily and quickly. However, if not, you need to replace the LED strips on your TV. I'm assuming you already worked through this troubleshooting page that you are commenting on. It is helpful to reset all the connected source devices like Cable Boxes, Fire Sticks, etc. Related Articles LCD TV Repair Tutorial - Backlight Inverter Common Symptoms & Solutions - How to Fix LCD TVs, LCD & LED TV Repair - No Picture No Image & Blank Black Screen Flashlight Test - Fix LCD & LED TVs, Samsung 50 LED TV - No Picture Bad Backlights - How To Replace LED Strips Model UN50, LG LCD TV Repair - How to Replace 6871L-2045A T-Con Board - How to Fix LCD TVs, How to Fix No Picture on TV but Has Sound. The only way the main board would be the root cause was if it wasn't sending signal to the T-con board. However, if you have heard a random cracking/creaking sound come from your TV, you may question, why does my TV make a popping noise? Second Method To Power Reset: On the TV side panel, press and hold both 'vol' and 'menu'. Make sure that TV Input is set correctly to the component you are using. (GMT -05:00, United States of America local time) This board processes all the display signals from the motherboard of your TV and passes them to the display panel. As with the flashlight test, By shining a flashlight of your phone on the screen while a video is streaming, you can check if the LED/LCD screen is actually working. You may want to fix the TV remote if it is now working properly. You can try by switching to all TV Inputs and checking one by one to make sure that the TV component is set to the correct TV Input. Thanks for taking a look. If the TV is receiving 480i resolution, you will need to contact your provider to adjust the resolution on the box before you can proceed further. Thats our promise and our commitment.. Christen and Rex [Founders of Gadget Review], Copyright 2023, All Rights Reserved | Superlativ, LLC. Most televisions display the sound level on the screen as you adjust the volume; look for that in the corner of the screen as you press your remote's volume button. The picture has completely gone out. If it has a glow then the problem can be a loose tcon connection or bad tcon board. Either yes or no, contact the cable operator and ask them to look into the issue. Step 2. Game over? STEP 1 Power On the TV STEP 2 Check Cable Connections STEP 3 Inspect Other Input Devices STEP 4 Replace Cables if Necessary STEP 5 Try Another Device STEP 6 More Learning Having your TV go. Jun 3, 2021 by Power cycle the television. The good thing about Vizio TVs is that they are highly repairable. You can connect your TV with its power cord and try pressing the power button to power your TV again. While the TV is unplugged, press and hold the power button for 30 seconds. Ethernet Splitter Vs SwitchWhats the Difference? Maybe, one of the connectors has loosened. Mindaugas Plius. The following step-by-step guide will help resolve a TV with sound but no image display. Should I try ordering a new TCON board? How to Fix No Picture on TV but Has Sound? Now that the TV is back to default settings, it has been reset. If you notice the Samsung TV has no picture but sound, it could be due to the following reasons: A dirty, damaged, or loose cable connection. Input Signal Plus Not Working On Samsung TV? Lets look at the steps you need to take. Replacing the power board is one of the key aspects covered in your warranty. In order to get the best possible experience from our website, please follow below instructions. Sounds like the backlights aren't working. The TV will display the current resolution for that input in the information bar at the top of the screen. Trash the whole thing? T-Con board errors tend to show up on the the whole screen. Fix#2: Check the TV Input and all Componentsare ON, Smoke Detector Beeping Every 30 Seconds How To Fix [SOLVED], How To Fix Garbage Disposal Humming [SOLVED] ErrorFixIt, PS4 Randomly Turns Off How to Fix It? When looking for damaged components or burn marks, you can also look at the bottom side of the board. I found one fairly cheap on e-bay, hopefully it works. If this is not possible, thenthe set will require service. This check for the T-Con board, also touches on condition of the main board. Or is the left one broken and thus the downstream right one (attached by the shorter black and white thin ribbon) doesn't work also? Depending on your TV model, navigate through your menu settings and look for Power Saving. Go through the options and turn it off. Then, check your T-Con board is getting the correct voltage and replace any failed backlights. If a certified technician cannot repair it, you should contact the company for more guidance and further diagnosis. 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