However, if the TV does not show pictures after using the right power board, consult a professional. Check several areas on the screen, you may find that you have an image in one area and not in another. I checked the voltage on the Power supply, everything was normal. Select the Menu button on your remote control. Disconnect the black cable between the main board and the power supply board. Opened it up. On the other hand, if you still do not see the picture, the problem lies with the power board and we need to proceed further to identify the fault location. The ribbon cables should almost fall out. you can check the cables for faults using this setting. You may need to remove the base to access all the screws that hold the back on. if so, you're done, if not go to the next step. However, if you are hearing your TV in another language that you are not used to, you should check out our guide for why is my TV in Spanish. Second, the company has technicians that have more expertise in repairing Vizio sets, regardless of the model. If you are going to purchase multiple boards and replace them individually, before purchasing be sure to understand the return policy of the company you are purchasing from, as there may be restocking fees or parts that are not returnable. 3. To avoid such glitches in the future, you should do power cycles often. If you can, then you have a backlight issue. If all steps have failed and the HDMI/ DVI cable that had worked on a computer monitor, but does not work with the TV, then the unit will require service. Providing a model number is super helpful, and any pictures of the inside of the TV will also help. Your TV probably doesn't look as good as it could. Milton Bertin. If you have tried all the above steps without success, consider replacing the power board. Hold down the power button on the side of the TV for 5 seconds. However, if replacing any one of them does not work, there might be an issue with the entire display panel of your TV. But the main board seems to work. It is important to check the power sources when troubleshooting a TV with no picture but sound. Lets look at the steps you need to take. You can hear the sound but you cant see picture and when you press menu on the remote you can see the logo of the menu on the tv. Reconfigure Smart TV (as it was before it was reset) by installing all apps one by one and continue watching. It can be a serious hardware issue if your TV plays sound but displays no picture. Our posts contain affiliate links. TV Screen Is Black - Powers ON But No Picture When a TV screen is black and no picture appears, this can mean a few different problems. If your Vizio TV has sound but no picture you need to reset it. Learn More. Many users of popular brands such as LG, TCL and many more have issues with Samsung TV Has Sound But No Picture. Vizio TV Sound Not Working? If you can see a menu setting, move to the next step. Because life waits for no one, at LG USA we create consumer electronics, appliances and mobile devices that are designed to help you connect with those who matter most. It should be zero or low. I have a blackout on my Injoo 55 where there is no sound or picture. 2. When I turned it back on, it was as if I turned it on for the first time. Replace the Old HDMI Cable with the new one. If this is not possible the set will require service. Brightness Check the brightness setting on your device. Here's a link. It showed the LG no signal cube thing. Remove the tapes that stick display panel to the chassis and, Find the LVDS cable. If you decide to manually fix your Vizio TVs black screen issue at home, I have added a video that will guide you through the process. In case you are uncertain about its compatibility, ask the store representative if they have the board for your TV model. Make sure all the devices are turned on. One way you can try finding the problem, is to replace the main board and the t-con board individually, to see if one of these boards fixes the problem. NFL Network Unplug the TV and all components connected with the TV. Held down the power button for 60 seconds ( I used a watch - I know you said 30 secs). Then its integrated in the motherboard. This can all be checked via voltage meter, which i don't currently have, but will be purchasing soon. Hold the power button down for 30 seconds after it is unplugged. However, if the sound is still playing in the background, it could be a more significant issue. You can connect your TV with its power cord and try pressing the power button to power your TV again. This can be confused with a blank screen. In most cases, you will see the picture, and the sound will be audible. Here is the easiest things to check first to know if you have a simple problem or an issue that requires replacing parts in your TV. Press and hold volume down and input buttons for 15 seconds. Wait for approximately 5 minutes, so that they are reset. Make sure the Red, Green, and Blue cables are routed correctly and inserted securely on both devices. (window.BOOMR_mq=window.BOOMR_mq||[]).push(["addVar",{"rua.upush":"false","rua.cpush":"false","rua.upre":"false","rua.cpre":"false","rua.uprl":"false","rua.cprl":"false","rua.cprf":"false","rua.trans":"SJ-b9cbfc16-b0b0-4b60-9cb7-9ccaf8e35764","rua.cook":"false","rua.ims":"false","rua.ufprl":"false","rua.cfprl":"false","rua.isuxp":"false","rua.texp":"norulematch"}]); Herere 10 Proven Ways to Fix It, How to Setup and Unlock Parental Control on Samsung TV. I have the same problem since a few days. 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. May 26, 2022 by However, the process is different since you cannot use a remote. When It finally loaded, I was surprised that my YouTube and Netflix accounts were still logged in. Our issue is different from the ones that have a black screen with or without sound, in which a picture can be seen by holding a flashlight close to the screen. Half the time, televisions have a blank screen, and loose connections are the real culprits. If you have any further questions regarding your repair, simply post a question in the comment section below. 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. Jun 3, 2021 by Your TV will have all factory default settings and if this cures the no picture problem, you will still have some work restoring your old settings. Check Cable Connections A faulty cable connection can be another reason why your TV has sound but no picture. The TV was reset. It isn't as complicated as it sounds. After 2 minutes have elapsed, plug in your TV. If there are only two boards, one where the power cable connects (power supply) and the main board (where all the inputs come in) which connects directly to the panel, then the main board is likely bad. Almost certainly not a T-Con board. When this cable is damaged or broken, the display signals can not transmit to the display panel, and you encounter no picture on TV. Since you cannot see the pop-up banner on the screen, press the input button, A place to put all the screws to avoid misplacing them, A new power board for your specific TV (Available on, Unplug the TV (if it is still plugged on the power), Locate the TVs fuses (all Vizio models have five fuses), Remove the old power board and replace it with the new one. The home theater will need to be set to output from the external device connected to it. if so you're done, if not, go to the next step. After the 60 seconds are up, plug your LG TV back in. 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. You can also connect a PC to your TV via HDMI to know whether it is a fault in the TV hardware or an issue on the source device. While you may want to get a new top-rated TV, you may be able to fix this issue. Wesley Collins. Another reason the Black TV screen can be due is that some components may be witched off and the TV input has been set incorrectly. Press the TV menu button. misar Posts: 2,661. We hope that your issue is now fixed. Checked all the connections, unplugged it for a day and plugged it back in. reviews and buyers guides. You don't want them accidentally connecting to the T-Con board. Check the settings on the device for a switch that might turn outputs on or off. Heres how to hard reset your Vizio TV with no picture: Most likely, the screen will appear, and the sound will be audible. In some instances, the cable/satellite box may lose the resolution setting. First, it is the surest way to get authentic spare parts for your Vizio TV. In order to get the best possible experience from our website, please follow below instructions. If they do, the T-Con board is likely the problem, replace it. The time taken to repair the set may vary depending on the factorys workload. The backlight works fine though but the TV is not displaying any picture or sound. Sounds like the backlights aren't working. It has lost the vision part of television. Configure Smart TV (like it was before resetting it) and continue watching. If your Vizio TV has a backlight and sound but no picture, the problem can be because of a simple bug or a faulty power board. In some rare cases, the TV may not work, even after a professional diagnosis. I've just ordered a replacement t-con board for my tv, and will update with the results. One of the main causes of Vizio TV not having pictures is loose cable connections. Todd-, Todd Hardy - Stream Diag is your ultimate source of information, reviews, and troubleshooting guides for streaming media and software across different platforms. Black Screen Quick Fix!! Is it possible to replace a malfunctioned TV panel? If all above steps have failed, then your TV will require service. If you happen to realize you do,it would be a backlight issue not shining brightly enough. Bravo TV Whether that means cooking a nutritious, delicious meal for your family, staying connected on-the-go, sharing your favorite photos, watching a movie with your kids or creating a clean, comfortable place to celebrate the moments that matter, we'll be there for you every step of the way. It sounds like a either a backlight problem (one LED working for some reason, assuming it uses discrete backlights) or a mainboard problem. It could be other things too. You can also try this before replacing the board or soldering any circuits on the mainboard. Click the link in the video for more information on the basic functions of these boards. Dec 1, 2018 by I checked the voltage on all the wires of the first cable, and everything was correct. Forum Member. You can also update the TVs software by using the TV Menu options. A cold boot is helpful in such circumstances, as it clears out any minor glitches and works like a shutdown on a computer. Use another device with the same input cables. What is the Average Lifespan of SSD? May 25, 2022 by But in most cases it is better to buy a new TV than replacing the screen. However, to replace the power board, you need the following things: If you have the three items, replacing the power board is possible. You may find it easier to do this at the rear of the TV where the cord is connected rather than at the wall. If it fails, I'll test the voltage on both my current and replacement T-con boards, which if both are bad, I'll order a new one from lg. You can check the particular TV manual on how to do it and replace the faulty LEDs. Remember that there are somewhat exposed high voltage areas on the power supply board. It was both good and bad. Please unplug and re-plug the cable to see if it solves the problem. Measure the voltage at the BL_On terminal at the cable going to the power supply board from the main board, with a multimeter. Use a known good cable and swap it with the cable from a particular source. If no menu appears the problem could be a bad tcon display board or backlight inverter board. NBC In the event that you see images when pointing the light, we may have an inverter board issue (in addition to power board issues). After you do this, plug the set in and see if you now have an image. Now, For 15 seconds, hold the input and volume down buttons. This might cure the no picture problem, and it is pretty simple to do. It's a substantial job to replace the panel, and the part is costly. In some cases, you might experience no sound, but you can easily learn. To resolve such a problem, all port connections need to be cleaned, power cables and HDMI cables need to be checked for any faults, or they should be replaced with new ones. Turn on your TV. Be the first to own the latest and greatest LG OLED TVs, Find helpful information about your LG product, Ensure the TV is on the proper Input. Do check it out as well. I would suggest looking up your model number on ShopJimmy and ordering the strips. Jam Boree - 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. Unplug it, hold the power button down for 15 seconds, then plug your TV back in after waiting a further 30 minutes. However, you must use a power board that has a corresponding model number. Backlight issues: LCD screens use a backlight to light up images displayed on the screen. Unplug your TV and wait a full 60 seconds. Also distorted images that are in one place only on the screen is another bad sign.Many panel failures can be traced to physical abuse. 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? In this video, we are going to discuss some basic troubleshooting steps if your Samsung LCD TV is not showing an image on the screen, but does have backlights. (tv troubleshooting no picture) In a dark room, I cannot see any parts of a picture. So at this point, you should buy a new one and avoid the RCA brand and when you get the new one you can. Half screen of TV works after backlight change. 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. 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. 2. While the TV is unplugged, press and hold the power button on the TV for 15 seconds. If you cannot get any pictures, replace the cables between your TV and the input devices. The screen will be completely back but you can hear the sound. Reply. 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. None of the buttons on the back or the remote do anything. Related Articles Check that your cables between devices, power, cable box, and auxiliary devices are tightly fastened. sheedstaa2013. Power board, video board, and wifi board. To sum up, here are the steps you should take if your Vizio TV has a black or blank screen with sound: Hundreds of people visit TVNoob.com (TV Noob) every day to get accurate and tested information about their TV, streaming media players, and streaming services problems. - Samsung Television 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. 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). The FIRST suspect for no picture would be the backlight. Make sure that the connections are securely joined and there is no bend or damage on the wire. We also have a solution for TV that has no picture or sound on our website. Step 3. You can still use your eyes even if you can't or don't want to use a multimeter. If it's working, you are done. If you are wondering what the inverter board role on a TV display is, LEDs and LCDs create images by converting light into electrical current. Here, we will be discussing steps to replace each of the components. Until I remember Sometimes I use the LG remote app on my iPhone. Wearea participantin the AmazonAssociates program. He is always researching new ways to improve the website's user experience and make it easy for people to find the information they need. Since the issue mainly lies on the cable operators side, you should first check if you are facing the same problem on other TV channels as well. Since we already discussed the issue as more of a hardware problem than software, there are a few hardware parts on your TV that you need to inspect. Do this in turn for each source that you have. [SOLVED] ErrorFixIt, How To Fix A Washer Leaking From Bottom? Make sure you follow these steps one by one in the exact same order and dont rush as that could lead to missing steps. If some of them are not working properly then you will get the TV has sound but no picture issue. Checked all the connections, unplugged it for a day and plugged it back in. Please comment with your questions and we will be happy to answer. Check your Power sources. Unplug the external component (if possible) for 30 seconds. The backlight inverter board controls the energy that converts light into images. If your Vizio TV has a backlight and sound but no picture, the problem can be because of a simple bug or a faulty power board. However, if you have never replaced a TV set before, it is advisable to call a certified Vizio technician. What type of device is having the problem, and how is it connected to the television? I found one fairly cheap on e-bay, hopefully it works. DishAnywhere Skye Anderson. Since you are already getting sound, it is highly unlikely that there is a mismatch between input and setting, If no issue go to the next item. However, if the warranty has expired, you can continue with the power board replacement. Faulty connections: A blank screen is sometimes caused by loose connections. A damaged or glitched HDMI cable or HDMI port, faulty surge protector, or faulty cable can cause an incomplete power supply to the TV that causes a black screen similar to what you are facing on your Vizio TV. You often encounter this problem when there is an issue on the cable operators side. Here is what to check when your TV is turned on, power light is ON, but no picture is seen or sound is heard: 1 - Be sure the component you are using (Xbox, Cable, SAT, ROKU) is turned ON. How do I set up SmartCast on my Vizio TV? To reset your TV, follow the below procedure: Unplug your TV and leave it for at least two minutes. Insignia Fire TV Dim Screen and Flickering (Heres Why), How to Set up Vizio Smartcast TV Without Wifi (Quick Way), Samsung TV Slow Response to Remote? This quick test will help you determine if the backlights on your TV have failed. Here is an example of what an LVDS cable looks like. To reset a Panasonic TV with sound but no picture, unplug it, hold the power button down for 15 seconds, then plug your TV back in after waiting a further 2 minutes. How hot does the led strips of an lcd (led backlights) tv get? Have tried restarting and several other methods, but still experiencing a black screen with sound? It is black. In the area lit by the flashlight, see if you can see an image. now you say its a black screen maybe slightly bluehave you aimed a flash light at the tv and tried to see if you see an lcd image? Now there is just backlight and no UI Elements or Picture. I was expecting everything to be wiped. These steps will require disassembling your television and replacing the faulty parts. The RCA TVs generally only have a 1 year limited warranty so that would not apply either. Unplug the power cord from the back of the TV. If the supply board responsible for images fails, the user wont be able to view images but will still hear background sound. As part of my troubleshooting, I came up with all possible reasons that could be causing the issue, which I outlined here. Contents show Power-cycle your Samsung TV and i dont have a remote for it and its only has one button that turns on when you press it and you can move around at the bottom middle of the tv. Model: TCL Roku 49s405 Powers on, backlight present, no image. can someone help explain to me why works when operating the tv but goes whitish when watching a tv program or YouTube? Save my name, email, and website in this browser for the next time I comment. Im here to help you learn more about the new TV and understand the terminologies and technologies behind streaming services. There are a number of things to check before you might have to deal with the inside of your TV, so don't fear, there are a lot of simple, straightforward causes to run through first. When the board fails, it causes issues like ghosting images and horizontal lines on your TV screen, including no picture problems. Place your TV on a firm surface, so the back panel faces you. Wait for 2-3 minutes before re-plugging the cables and turning on the TV. Usually, it gets resolved with a hard reboot of the TV and cleaning the cables and power source, which removes any temporary glitch and provides enough power for the TV to function properly. Make sure that ROKU or other similar components are switched ON. Thanks for reaching out here in the Community! document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Type above and press Enter to search. I checked the voltage on the Power supply, everything was normal. Performing a manual update is another step you can take to eliminate a possible cause. Melvin Francy. You can replace backlights with aftermarket parts that are available. Be sure the laptop is set to output a resolution supported by the TV. If your TV uses HDMI cables, consider swapping them for new ones. Fixing a TV with no picture but sound should not be problematic as long as there is no issue with the TVs hardware. 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. However, you may also have a bad backlight or a T-Con board. Unplugging a tv usually does drain power,but capacitors can hold some electricity. I've now replaced the ribbon and the main board. Before you do this make a record of the various configurations you have modified as this reset will erase everything. Do any external devices connected to the TV work properly? 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? If you do not find any damaged or burnt components, then you can also check the LVDS cable to be sure that it is seated properly and that there is no damage visible on it. Don't just turn it off. A TV may have more than one supply board together with the T-Con board. No Ads. I have sound but no picture. StreamDiag.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Ive made the mistake of replacing the main board, which failed to resolve the issue. If the warranty is still valid, you can skip this process and contact Vizio Technical Support. You can contact him at deepen@technewstoday.com. Some TVs will look automatically for the active source. Last thing I saw where vertical lines and the picture fading away. Still same backlit but no image. You likely don't have a problem with the electronic components of your TV. Lets begin. Home - Fix - Vizio TV Sound But No Picture? 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. Check connections. Thanks for taking a look. If you get a picture, your input device might be faulty. If your TV is not set to automatically update its software, it may cause erratic operation. TV Repair Made Easy 2015 ShopJimmy.com, LLC. If you don't see an image, you need to determine if your power supply is bad. Especially important in this step are the ribbon cables that run between a small board called the T-Con board, and the Main Board. If no backlights, the main board is the issue, replace it. Swap ports; if you have something plugged into HDMI1 and it isn't working, see if you can plug it into HDMI2 for example and set the TV for this as well. You are mainly looking for signs of failure on the boards and you will replace the board as a unit. If you find it it will show the backlight power circuit diagrams which will help so that you can test the circuit to locate the problem. Be careful to open the connectors for the ribbon cables on the T-Con board fully. Unplug your TV and wait a full 60 seconds. Samsung TV With No Image & Blank Screen & Has Backlights - Samsung LCD TV Troubleshooting Help ShopJimmy 188K subscribers Subscribe 256K views 7 years ago Samsung LCD TV Repair - No. For issues with sound, refer to this audio troubleshooting guide. Black Screen Quick Fix!! Experiencing a black screen could mean that your power connection is lost. Connect all cables securely and tighten at each end. Please enable JavaScript to ensure you get the most out of the LG site, products, and services. I skipped many of the initial set up questions. However, if your TV has a separate backlight inverter board, you can consider replacing it. So, I turn on the tv, and took a screenshot. Even after doing the above steps you are still getting the black screen with sound issues, then it can be due to faulty COAX Cable or Faulty HDMI Cable. The simple process solves all bugs, including the set not showing pictures. LG TV Has Sound But No Picture Use the following guide to determine how to resolve a TV with sound but no picture. While the TV is unplugged, press and hold the power button for 30 seconds. Use a multimeter or any device to check if its working correctly or not. Ensure the TV is on the proper Input. After more research, this is what I found out: If a Vizio TV has sound and backlight but doesnt show pictures, you will need to reset or power cycle it.