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. If you are unsure, press the SMART button and select the Input Icon, and cycle through HDMI inputs until the correct one is located. Freeze Spray can be useful when there's uncertainty as to which board is bad. 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. After 2 minutes have elapsed, plug in your TV. See if that helps. If they're good, I'll look into replacing the led panel itself. [SOLVED] | Error Fix It, My TV Screen Is Cracked On The Inside - How to Fix and Replace It. So is that it? Power cycle the television. I've now replaced the ribbon and the main board. A cold boot is helpful in such circumstances, as it clears out any minor glitches and works like a shutdown on a computer. JavaScript is disabled. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Peacock [ANSWERED] ErrorFixIt. When I turned it back on, it was as if I turned it on for the first time. 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. Turn off the room light and check TV for backlight glow. If not, go to the next step. Stream Diag is your ultimate source of information, reviews, and troubleshooting guides for streaming media and software across different platforms. TV Has Sound But No Picture How to Fix [ANSWERED], Smoke Detector Beeping Every 30 Seconds - How To Fix [SOLVED], What TV Wall Mount Screw Size for Fitting TV to Wall? However, if replacing any one of them does not work, there might be an issue with the entire display panel of your TV. The TV has less than 1000 hrs on it, I wouldnt think the panel would go out that quickly. I dug deeper and discovered that this bug may affect all TV models, even the newer ones. Check your Power sources. Perform the reset according to the instructions that came with your TV. Bad because I forgot it was a soft reset. 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. I was expecting everything to be wiped. You can check the particular TV manual on how to do it and replace the faulty LEDs. It is black. If this swap fixes a problem, then get a replacement cable and install it. Remember that there are somewhat exposed high voltage areas on the power supply board. 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. Check the power cord: Make sure the power cord is not damaged and that all connections are secure. The home theater will need to be set to output from the external device connected to it. I have sound but no picture. Have tried recommended . . Once I go though the setup, then do a system restart in the menu it seems to work fine. Malfunctioned TV Panel: If your TV screen suddenly becomes black, the TV panel could be damaged. If you have a bad panel, at that point the economy of repair takes a hit. TV Repair Made Easy 2015 ShopJimmy.com, LLC. If you're using Internet Explorer 9 or earlier, you will need to use an alternate browser such as Firefox or Chrome or upgrade to a newer version of internet Explorer (IE10 or greater). Please enable JavaScript to ensure you get the most out of the LG site, products, and services. (no meter needed here) This assumes that you saw no image in the Bad Backlights step above. Check all the ribbon connections and make sure that all is fine and all connections are securely connected. Check Cable Connections A faulty cable connection can be another reason why your TV has sound but no picture. Unplug the external component (if possible) for 30 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. The backlights come on like normal. Designed with you in mind, LG products offer innovative solutions to make life good. Check the settings on the device for a switch that might turn outputs on or off. Should I try ordering a new TCON board? However, if you do not see the picture, the problem is on the power board. @phillipphin. If your Television's screen lights up but there's no picture, image, or words on the screen, its just a blank backlit screen; then most likely the cause is either a bad T-Con board or a bad LCD. Press Esc to cancel. 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. 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. Unplug the power cord from the back of the TV or the wall outlet (whichever is easier to access.) Vizio TV Sound But No Picture? Check the TV's power button: Make sure the TV is 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. Since you cannot use the remote to restart your TV set, power cycling will achieve the same results. 2 - Check to be sure all cable and cords are securely connected to the TV inputs and component outputs. 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. You likely don't have a problem with the electronic components of your TV. Any help, Feb 18, 2021 by It needs to replace the screen on the TV to resolve the problem. Now there is just backlight and no UI Elements or Picture. Check connections. If the issue still persists then lets move on to the next solution. It should be zero or low. The good thing about Vizio TVs is that they are highly repairable. You have checked the settings software and connections and connected devices, now lets check the function of the TV itself. You can check the power supply and the backlights in one swipe. Replace the old COAX Cable with the new one. This is could be a bad lcd. Occasionally non-certified HDMI cables will cause problems in this way, it is best to use certified cables. After the 60 seconds are up, plug your TCL TV back in. Lets see how to replace the T-Con board. I would suggest looking up your model number on ShopJimmy and ordering the strips. Backlight issues: LCD screens use a backlight to light up images displayed on the screen. Melvin Francy. Does HDMI Cable Affect Picture or Sound Quality? Fortunately, you can still reset the Vizio TV without a remote control even though you cant use the remote. How to Fix No Picture on TV but Has Sound? I changed out the main board and it fixed it. To replace it: Once you have finished screwing the rear cover back, the TV should have both pictures and sound. You can hear sound just fine, but no picture. Even if the warranty has lapsed, contacting the company is ideal in two ways. To reset a Vizio TV that doesnt show pictures. In most cases, you will see the picture, and the sound will be audible. For issues with sound, refer to this audio troubleshooting guide. To fix it, you need to completely dismantle your TV. Here, we will be discussing steps to replace each of the components. Black Screen Quick Fix!! Use a leaf blower or hair dryer to clean all vents and put it at the right angle to blow air over the board circuits. Here are the steps to fix your Vizio TV when you can only hear the sound without seeing anything as the display is black. Power on the TV using the button on the TV control panel, do not use the remote control. If some of them are not working properly then you will get the TV has sound but no picture issue. Half the time, television screens have a blank screen, and loose connections are the real culprits. Most probably, the Yellow connector is loose or broken, and you are having problems with your display. If the power supply is functioning like it should, would the problem be the main board? 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). Press and hold the 'Mute' button on your remote for 5 seconds to ensure your screen isn't muted. Unplug it, hold the power button down for 15 seconds, then plug your TV back in after waiting a further 30 minutes. Turn on your TV. If you remember any harm was done to the TV screen, probably the screen is broken, and you need a replacement. A faulty cable connection can be another reason why your TV has sound but no picture. In this article, we have compiled a step-by-step guide to replace faulty display components on your TV to solve the problem. To fix it, you need to completely dismantle your TV. Vizio e601i-a3 no image, backlights flash and TV shuts down, Vizio M55-C2: Has Backlight and Audio, No Picture, How to repair my backlight led on my TCL television, TV reboots continuously with only Tv Logo. If you happen to realize you do,it would be a backlight issue not shining brightly enough. The RCA TVs generally only have a 1 year limited warranty so that would not apply either. You can test capacitors. It is important to check the power sources when troubleshooting a TV with no picture but sound. Unknown if it produces sound but nothing from the 3 main HDMI inputs. If the black screen goes away, then your issue is now solved. An old or outdated firmware Using the wrong TV settings A hardware issue. Still same backlit but no image. Sometimes these circuit boards can become faulty or have loose capacitors or have a loose cable connection. You may need to remove the base to access all the screws that hold the back on. Sometimes, not always, we may make $$ when you make a purchase through these links. 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. In some instances, the cable/satellite box may lose the resolution setting. Scroll to the Reset menu and select it. (Heres Why And How To Fix). You can also try by clicking the menu button on the TV. Take the remote and point at the TV. Replace the Old HDMI Cable with the new one. Hi, does anybody have an update on that topic? Count to five and release the hold. Here are some other videos that can help with Samsung LCD TV repair troubleshooting. Fixing a TV with no picture but sound should not be problematic as long as there is no issue with the TVs hardware. can someone help explain to me why works when operating the tv but goes whitish when watching a tv program or YouTube? Check the brightness setting on your device. Connect all cables securely and tighten at each end. We also have the T-con board, the T-con board can also sometimes be covered by a shield. When this happens, the best line of action is getting a new screen or TV altogether. Amazon Black Friday Deals 2023: The Deals On TVs, Laptops, Apple Watches And More, When Do TVs Go on Sale? Do this in turn for each source that you have. 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. Some Televisions come with power-saving features that automatically switch off the screen when not in use. Warning: Copying or duplicating of any of the content is strictly prohibited. Since the display module and sound module process separately on the TV, it is common for a TV to act that way. Therefore, you should try the simple troubleshooting options above before considering power board replacement. Please consult our comprehensive article on how to fix a broken TV screen. Start by unplugging your TV from its power source. Step 2. To fix this problem, TV owners need to repair their backlights. 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. Ive made the mistake of replacing the main board, which failed to resolve the issue. If you've never changed these, you definitely should. Jun 3, 2021 by Wait for 2-3 minutes before re-plugging the cables and turning on the TV. It has a feature to view whats on the TV, like a second screen. Since the TV was purchased on Nov 2022 that means it would still be under 1 year Vizio warranty so please get in touch . This might cure the no picture problem, and it is pretty simple to do. Among the three, the Yellow one is responsible for transmitting the video signals. 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. Reconnect the power cord, and power on the television. Feb 9, 2023 Given the bright screen your backlights appear to be fine. Unplug your TV for 60 seconds. 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. Power cycle your LG TV For a better experience, please enable JavaScript in your browser before proceeding. Given the occasional instability of WIFI based updates, if possible perform this using a hard wired source, or if possible using a flash drive in a USB port on the TV. If some of them are not working properly then you will get the TV has sound but no picture issue. (model: ue48h6270) I have no picture, no backlight but I have sound. Is your TV Has Sound But No Picture? If the damage cannot be repaired then replace the circuit board. It can be a serious hardware issue if your TV plays sound but displays no picture. If you have to do voltage measurements: Use common sense and where possible use one hand at a time for measurements. You can also ask this question on our Answers forum, here's a link to it. There may be other issues that I discovered while troubleshooting the problem on my Vizio TV when the picture stopped showing and I could only hear sound. Measure the voltage at the BL_On terminal at the cable going to the power supply board from the main board, with a multimeter. Test leads with insulated clips on your multimeter will help greatly with this. You don't want them accidentally connecting to the T-Con board. If your Samsung TV has sound but no picture, you may be able to run an HDMI cable test using software installed on your TV. T-Con board errors tend to show up on the the whole screen. Best phone for non-nonsense small business users in 2023. The backlight inverter can sometimes be covered by a plastic or metal shield. None of the buttons on the back or the remote do anything. Learn more . Here's the insides: check the board which is connected to the motherboard with the black and wide ribbon cable in the left lower corner in this picture: There are 2 such boards that extend across the entire bottom of the unit, so I'm somewhat surprised I don't at least see picture on half the set. 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? Search for "LG (insert full model number) service manual". I replace backlights before(and there not easy btw). Unplug the power cord from the back of the TV. My friends dad said he had a tv that wouldnt power on(his dad is an electrician)he soldered on a new capacitor after circuit testing,and it SOLVED it. Jam Boree - Contact us for all your product questions or concerns. Part number of LED bead used in Sony KDL-75W850? Here are some examples of what a puffy capacitor or burnt or damaged component will look like. Disconnect the HDMI cable from the TV and move it to an alternate port. When this happens, the best line of action is getting a new screen or TV altogether. But in most cases it is better to buy a new TV than replacing the screen. If your TV does have backlights, but no image on the screen, continue watching this video for troubleshooting help. 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. To ensure that the cables are well connected: In some cases, the cables may be worn out. 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. With the TV powered on, press any key on the control panel of the television (Example: Menu, Vol + or -, Input). reviews and buyers guides. Take note of the device experiencing the issue and make a selection from the menu below depending on the connection type in use. Or could it be the panel. LG32LN578v black screen, All LED backlights are working properly. Black Screen Quick Fix!! We have the main board, the power supply board, the backlight inverter. Mar 18, 2020 by In rare instances, an internal hardware fault can also cause it. https://www.shopjimmy.com/tcl-55s405-service-no-55s405tmaa-complete-tv-repair-parts-kit.htm, https://movaz-trade.com/tcon-board-model-18y_55hu11up26axslv0-1-tcl-model-55s421/, Samsung tv blinks backlight but doesnt turn on. sheedstaa2013. In some cases, you might experience no sound, but you can easily learn. Now we check the main board to see if it is the culprit. 1. Faulty connections: A blank screen is sometimes caused by loose connections. Initially try to find the service manual for the TV online. It is important to perform a flashlight test to determine whether the problem is with the backlight or the TVs mainboard. 55" tcl tv. In rare instances, an internal hardware fault can also cause it. The HDMI Inputs can have problems that will interrupt the video signal, while still allowing audio to function. If this is not possible, thenthe set will require service. Especially important in this step are the ribbon cables that run between a small board called the T-Con board, and the Main Board. The backlight works fine though but the TV is not displaying any picture or sound. I have a blackout on my Injoo 55 where there is no sound or picture. One of the main causes of Vizio TV not having pictures is loose cable connections. Hold the power button down for 30 seconds after it is unplugged. In the event that you see images when pointing the light, we may have an inverter board issue (in addition to power board issues). Reply, You should ask this on our Answers forum! Click on any of the links to view the video. The first thing you will want to do is check the t-con board and the main board, and give them a visual inspection looking for any burnt or damaged components. A TV may have more than one supply board together with the T-Con board. Because it cannot be seen on the screen, press the input button. Thanks for checking and confirming. Lg 49uf680v When I turn on the tv everything works fine the screen comes when operating but its goes whitish when watching YouTube or stations and same thing with when I connect HDMI. Unbiased, No B.S. Last thing I saw where vertical lines and the picture fading away. Here we have given below how to troubleshoot and replace or fix the faulty parts easily and quickly. Bravo TV You can connect your TV with its power cord and try pressing the power button to power your TV again. Phillip Phin (tv troubleshooting no picture) In a dark room, I cannot see any parts of a picture. Is it possible to replace a malfunctioned TV panel? Take your time and be gentle. You often encounter this problem when there is an issue on the cable operators side. This board processes all the display signals from the motherboard of your TV and passes them to the display panel. We are always transparent about where our information comes from so that you dont have to waste time and money buying the wrong thing. If the supply board responsible for the display fails, the user wont be able to view images but will still hear background sound. prince baffour. 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. Contents show Power-cycle your Samsung 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. 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. If no menu appears the problem could be a bad tcon display board or backlight inverter 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. Fortunately, Vizio TV can still be reset without a remote control. Make sure that TV Input is set correctly to the component you are using. Our sets power one and the backlights as well as the led lights turn on. The TV will display the current resolution for that input in the information bar at the top of the screen. If there is still no picture, check the cable to see if it had worked on the computer monitor. Here is an example of what an LVDS cable looks like. 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. Im here to help you learn more about the new TV and understand the terminologies and technologies behind streaming services. If you don't see an image, you need to determine if your power supply is bad. Plug your TV back in and check for a picture. 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. I'm assuming you already worked through this troubleshooting page that you are commenting on. The good thing about Vizio TVs is that they are highly repairable. Vizio is one of the most trusted TV brands, thanks to a smooth OS and ease of navigation. Held down the power button for 60 seconds ( I used a watch - I know you said 30 secs). Feb 20, 2023 In the area lit by the flashlight, see if you can see an image. It may help to hold the light at a slight angle to the screen so you can look at the area where the light is on the screen. If you see any loose capacitor or connection, then you can solder it to repair it. At TechNewsToday he mainly deals with how-to and fixes contents for a range of TV and TV products like remotes, cables and streaming devices. I've got one with the same problem. No display indicates that the TV will require service. HGTV If you are not able to check voltages, then the problem could either be with the main board, the t-con board or the TV panel. 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. so my one turns on but its blank black. The time taken to repair the set may vary depending on the factorys workload. Could faulty connections cause a black screen? Your TV has a myriad of settings that you can configure. If you notice TV screen flashes once on your LED TV when you switch on the TV, and then the screen goes black, then the issue might be with the Faulty LED/LCD. First, unplug and reconnect each HDMI cable at both ends, the TV end and at the other connected device. Now that the TV is back to default settings, it has been reset. . to Also, you can learn how to connect a soundbar to your TV so that your audio is improved to go along with your great picture.