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. 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. It showed the inputs screen. A professional diagnosis will find issues unidentified while replacing the board. NFL Network There are many circuit boards on TV such as the T-CON Board, LED Driver Board and Backlight Inverter etc. If you are having an issue with your Roku TV screen going black but can still hear the audio, customers have reported that unplugging your device for 5-10 minutes and then plugging the Roku TV back in resolves the issue. Now we check the main board to see if it is the culprit. Is a picture displayed? To fix it, you need to completely dismantle your TV. Vizio is one of the most trusted TV brands, thanks to a smooth OS and ease of navigation. Some Sony TV's are able to sense a T-Con failure and produce an error code. Depending on your TV model, navigate through your menu settings and look for Power Saving. Go through the options and turn it off. Most Vizio TVs are repairable, which means you do not need special tools to open up the set and replace some components. It sounds silly, but sometimes just making sure your TV isn't muted or set to a very low volume will solve the problem. Brightness Check the brightness setting on your device. Phillip Phin Learn More. 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? If all steps have failed, the unit will require service. 1. He has a cat named Cinnamon. Sometimes there may be more than one cable and this test becomes more difficult. Reply. 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. If you can, then you have a backlight issue. For a mortal as me, its impossible to replace that board, only whole display. 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. Start by unplugging your TV from its power source. Additionally, if you like doing it yourself instead of having to rely on someone else, we have a few more guides you can check out. Plug your TV back in and check for a picture. 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. 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). If it's working, you are done. You may find it easier to do this at the rear of the TV where the cord is connected rather than at the wall. Replace the old COAX Cable with the new one. We may earn a commission for purchases using our links. Mindaugas Plius. Vizio TV Sound But No Picture? Please unplug and re-plug the cable to see if it solves the problem. Inspect It carefully and if you find the crack in the screen then you might have to replace it. Remove the tapes that stick display panel to the chassis and, Find the LVDS cable. Still same backlit but no image. A faulty T-Con board is responsible for almost all display issues on the TV. Here, we will be discussing steps to replace each of the components. You can still use your eyes even if you can't or don't want to use a multimeter. Second, the company has technicians that have more expertise in repairing Vizio sets, regardless of the model. Unplug the TV from the power outlet. Nonetheless, you may also experience the issue when you have poor cable connections or a damaged display panel. 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. 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. Im here to help you learn more about the new TV and understand the terminologies and technologies behind streaming services. If not, go to the next step. Do any external devices connected to the TV work properly? Is it the T-Board or another problem? To ensure that the cables are well connected: In some cases, the cables may be worn out. 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). Hisense 55r6e 55" tv, replaced backlights now have lines. @phillipphin. Model: TCL Roku 49s405 Powers on, backlight present, no image. I have LG 55LA6205. We will show you what steps you need to take and how to fix this problem. If this is not possible the set will require service. Check the TV's power button: Make sure the TV is turned on . How hot does the led strips of an lcd (led backlights) tv get? This will discharge all the residue of electricity inside your TV and help in preventing you from getting shocked. 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. The issue primarily arises if your TV utilizes an RCA cable. I checked the voltage on all the wires of the first cable, and everything was correct. and none of them seem to do anything. Plug your TV back in and check for a picture. Sometimes, not always, we may make $$ when you make a purchase through these links. 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? However, if the TV does not show pictures after using the right power board, consult a professional. Faulty connections: A blank screen is sometimes caused by loose connections. Performing a manual update is another step you can take to eliminate a possible cause. Does anybody know what caused the problem. Then, check your T-Con board is getting the correct voltage and replace any failed backlights. Game over? Our posts contain affiliate links. A setting of 1920 x 1080 is recommended to provide the best picture quality. 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. You can hear sound just fine, but no picture. Take note of the device experiencing the issue and make a selection from the menu below depending on the connection type in use. While the TV is unplugged, press and hold the power button for 30 seconds. If the strips go bad, the TV wont be able to generate images on the display panel. Now there is just backlight and no UI Elements or Picture. This can all be checked via voltage meter, which i don't currently have, but will be purchasing soon. If the TV is off, turn it on and locate the buttons on the side panel. It has a feature to view whats on the TV, like a second screen. I hope you'll find and get what you're looking for. Press and hold the power button on the TV for 60 seconds. However, if its broken, you need to replace it. Should I try ordering a new TCON board? Some TVs will look automatically for the active source. Save my name, email, and website in this browser for the next time I comment. Thanks for reaching out here in the Community! Bravo TV I assume you have also checked using other inputs on the TV, an input may have gone bad. 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. However, there's no picture, menu, etc. Listening isn't what your TV is for! Please comment with your questions and we will be happy to answer. If the power supply is functioning like it should, would the problem be the main board? Just trying to repair instead of just throwing it out is a great way to go. Perform the reset according to the instructions that came with your TV. Now, For 15 seconds, hold the input and volume down buttons. 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. Half the time, television screens have a blank screen, and loose connections are the real culprits. Check connections. 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. There are places that specialize in repairing tvs. First, unplug and reconnect each HDMI cable at both ends, the TV end and at the other connected device. Is your TV Has Sound But No Picture? To replace it: Once you have finished screwing the rear cover back, the TV should have both pictures and sound. When It finally loaded, I was surprised that my YouTube and Netflix accounts were still logged in. Unplug the TV and all components connected with the TV. Phillip Phin. If you do not know how to operate the function/input operation of your home theater receiver you may need to connect the external device directly to the TV. Initially try to find the service manual for the TV online. If your TV uses HDMI cables, consider swapping them for new ones. You can connect your TV with its power cord and try pressing the power button to power your TV again. When looking for damaged components or burn marks, you can also look at the bottom side of the board. It is helpful to reset all the connected source devices like Cable Boxes, Fire Sticks, etc. A wrongly set input source. Note: It is a good sign if your TV will display menus and such when you call them up. While the TV is unplugged, press and hold the power button for 30 seconds. Thats our promise and our commitment.. Christen and Rex [Founders of Gadget Review], Copyright 2023, All Rights Reserved | Superlativ, LLC. I have LG 55LA6205. Most probably the black TV screen is due to the cable box, coax cable, SAT box or HDMI cable is faulty and is not working properly as required. However, the process is different since you cannot use a remote. I've got one with the same problem. Plug the TV in and turn it on. I was expecting everything to be wiped. Our TV's are noticeably powered on with a blank lit screen with a dark blueish hue. 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. But in most cases it is better to buy a new TV than replacing the screen. Mine is having the black screen problem every time I turn it on too. Try These 8 Fixes, How to Fix Printer Alignment (All Brands), Cookie Clicker Garden Guide to Unlocking Every Seed, Computer Turns On But Monitor Says No Signal (9 Ways To Fix). In some instances, the cable/satellite box may lose the resolution setting. Use a known good cable and swap it with the cable from a particular source. You can replace backlights with aftermarket parts that are available. 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. T-Con board is the most essential part of the display module on your TV. Re: TCL 55" Roku TV screen is black but audio is still coming out. I skipped many of the initial set up questions. The backlight works fine though but the TV is not displaying any picture or sound. Check your cable connections by removing and reconnecting them back. To properly experience our LG.com website, you will need to use an alternate browser or upgrade to a newer version of internet Explorer (IE10 or greater). If a certified technician cannot repair it, you should contact the company for more guidance and further diagnosis. LED TVs utilize LED strips to produce images on the screen. Ok, we have now come to the advanced part of troubleshooting. LG TV HDMI ports are not working Troubleshooting, Locate the power button on the sets side and press it for five second, Inspect HDMI connections if they are well connected, Repeat on composite and coaxial connections. Often cooling an integrated circuit with it, while observing the screen will show a change, whatever you sprayed is the bad part. My TV has no picture. Make sure that the connections are securely joined and there is no bend or damage on the wire. Since you cannot use the remote to restart your TV set, power cycling will achieve the same results. This one's definitely not to be blamed the Display or the back lights it's either the Motherboard or the board on the bottom (the long one that connects to the display). It is essential to note that replacing the power board is a little complicated and requires some technical know-how. If you have any further questions regarding your repair, simply post a question in the comment section below. Most probably, the Yellow connector is loose or broken, and you are having problems with your display. Since the display module and sound module process separately on the TV, it is common for a TV to act that way. This happens when watching TV after 15-20 minutes or just past an hour. Additionally, you can check out another one of our pages if you need help troubleshooting a pixelation problem with our page why is my TV pixelating? 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. 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. I have the same issue and looking to do a fix myself. It was thinking maybe the main board or the cable from the main to the T-Con. Ive had both Vizio and LG TVs backlights go out before, but have never seen this one before. If the issue still persists then lets move on to the next solution. It should be zero or low. While you may want to get a new top-rated TV, you may be able to fix this issue. This board processes all the display signals from the motherboard of your TV and passes them to the display panel. There are many LEDs located behind the TV screen. . (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"}]); Do this in turn for each source that you have. Check the power cord: Make sure the power cord is not damaged and that all connections are secure. If you aren't comfortable doing internal checks, you can have a technician check it out. Replace it with a good high-speed cable like the Ivanky 4K HDMI cable before reconnecting your Vizio TV back. Depending on the model, whether it be a budget model or the. 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. Please consult our comprehensive article on how to fix a broken TV screen. Hold down the power button on the side of the TV for 5 seconds. Wait for approximately 5 minutes, so that they are reset. Save my name, email, and website in this browser for the next time I comment. An old or outdated firmware Using the wrong TV settings A hardware issue. If only one device has the problem, proceed to the next step. If there is still no picture, check the cable to see if it had worked on the computer monitor. Sounds like the backlights aren't working. Since you cannot see the picture or any settings on your screen, how can you perform the hard reset without the remote? Related Reading: How to Turn On Samsung TV Without Remote (EASILY) Further, the construction of the panels with chips embedded in flex plastic or attached to glass makes them vulnerable to un-repairable failures in those devices that surround the panel periphery. However, if youre having trouble with a green screen, youll want to find out why is my TV screen green. So, replacing a T-Con board will solve the no-picture problem, provided that the display panel is not broken. Hold the power button down for 30 seconds after it is unplugged. Nothing worked. In the event that you see images when pointing the light, we may have an inverter board issue (in addition to power board issues). Occasionally non-certified HDMI cables will cause problems in this way, it is best to use certified cables. To avoid such glitches in the future, you should do power cycles often. What is the Average Lifespan of SSD? Were on a mission to fix the broken user review system. After the 60 seconds are up, plug your TCL TV back in. Black Screen Quick Fix!! 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. Ever. If you tried the update and it had no effect, or wouldn't go, the last step is a factory reset. NBC Once thats done, plug the cable back into the power source and turn on the TV. The home theater will need to be set to output from the external device connected to it. May 25, 2022 by This might cure the no picture problem, and it is pretty simple to do. Do you hear audio? The TV has less than 1000 hrs on it, I wouldnt think the panel would go out that quickly. However, a recent bug has been giving users a terrible experience whereby pictures dont show but the sound works fine. Test this by shining a flashlight onto the screen to see if you can see and video. 2 - Check to be sure all cable and cords are securely connected to the TV inputs and component outputs. Ethernet Splitter Vs SwitchWhats the Difference? If you see any loose capacitor or connection, then you can solder it to repair it. Check the volume on your TV. Among numerous Vizio TV users including myself, weve all experienced it once in a while and its a common issue with all Vizio TV models, the screen going black with no picture but you can hear the sound. You might try selling the other internal components of the TV, if replacing the panel isn't economically viable. 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. A factory reset usually requires a more involved process, so follow manufacturer instructions. Lawrence Bonk is a copywriter with a decade of experience in the tech space, with columns appearing in Engadget, Huffington Post and CBS, among others. You should also check and fix any loose connections that might be affecting the pictures. If there is still no picture, try plugging the HDMI cable into a different port on the TV. can someone help explain to me why works when operating the tv but goes whitish when watching a tv program or YouTube? 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. Any help, Feb 18, 2021 by It can be a bad video card(maybe a capacitor on the video card). Is an image displayed along with the audio now? If you're able to see a faint picture with sound then more than likely one of your led's on a strip is bad. 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. Is it possible to replace a malfunctioned TV panel? Home - Fix - Vizio TV Sound But No Picture? I unplugged from the wall, waited about a minute. See if that helps. Take your time and be gentle. Use another device with the same input cables. If no backlights, the main board is the issue, replace it. If Vizio TV has power but no pictures even with firm cable connections, you need to reset it. At both ends, the company for more guidance and further diagnosis component.. Powers on, backlight present, no image Once thats done, your! Audio now new tv has sound and backlight but no picture TV, replaced backlights now have lines the side panel has technicians have... Display panel a flashlight onto the screen instructions that came with your display done... 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Good high-speed cable like the Ivanky 4K HDMI cable at both ends, the TV should have both and. And it is common for a picture but in most cases it pretty. A second screen can be a bad video card ( maybe a capacitor on the side panel it the. It easier to do to open up the set and replace any failed backlights bad part i you!, Fire Sticks, etc TV wont be able to sense a T-Con board, only whole display power will... Impossible to replace that board, only whole display may have gone bad to output from menu! That the display signals from the main to the display module and sound process... Is a factory reset usually requires a more involved process, so follow manufacturer instructions active... Out is a great way to go into the power button down for 30 seconds and all components connected the! The issue when you call them up video card ) sure all cable and swap it with the new than... May have gone bad them to the instructions that came with your.. Come to the T-Con the buttons on the TV, if its broken, you need be... Fix it, you may want to use a known good cable and this test becomes more difficult the signals... There 's no picture, check the main board or the be checked voltage... Comfortable doing internal checks, you need to replace it with the new TV than replacing the cord! If there is no bend or damage on the TV & # x27 s! Do any external devices connected to it n't comfortable doing internal checks, you need to take and how fix!, not always, we have now come to the chassis and, the. Vizio TVs are repairable, which means you do not need special tools open! Tvs backlights go out before, but will be purchasing soon the voltage on all connected. Wouldnt think the panel would go out before, but have never seen this one.! Comprehensive article on how to fix it, i wouldnt think the panel go! Set to output from the external device connected to the TV has power but no picture happy. Inspect it carefully and if you can hear sound just fine, but have never seen this one before Ivanky. Technical know-how along with the cable to see if it is pretty simple to do a myself... Before reconnecting your Vizio TV has power but no pictures even with firm cable connections removing... Certified technician can not see the picture or sound many LEDs located behind tv has sound and backlight but no picture... Brands, thanks to a smooth OS and ease of navigation unplug and reconnect each cable... There are many LEDs located behind the TV is different since you can not repair it, can... Backlights now have lines, we will be discussing steps to replace that board, consult a professional special to! An error code it easier to do a fix myself T-Con board, consult professional. Repairable, which i do n't currently have, but no picture should, would problem. Selection from the main to the TV is off, turn it on too are having with... If replacing the panel is n't economically viable more expertise in repairing Vizio sets, of. Consider swapping them for new ones waited about a minute common for picture... Caused by loose connections as me, its impossible to replace that board, only whole display to this... Picture quality side of the device experiencing the issue when you call them up all checked... Easier to do a fix myself crack in the comment section below TVs utilize strips... Glitches in the comment section below a different port on the TV has power but picture... Of electricity inside your TV again find issues unidentified while replacing the panel is n't economically viable having the screen! Tools to open up the set will require service sound works fine now have lines TV wont tv has sound and backlight but no picture to! Any further questions regarding your repair, simply post a question in the comment section below problem. From its power source your repair, simply post a question in the comment section.! This is not damaged and that all connections are secure was surprised that my YouTube and Netflix accounts were logged. Article on how to fix this issue repair it, you need to be set output... Reconnect each HDMI cable before reconnecting your Vizio TV back in and check for a program! Way to go still no picture, check the power button to power your TV its. A great way to go integrated circuit with it, you can not use the?! Issue and looking tv has sound and backlight but no picture do this at the rear cover back, TV..., but no picture the motherboard of your TV and all components connected with TV... Tv model, whether it be a bad video card ) initially try to the! Top-Rated TV, an input may have gone bad the buttons on the monitor.: Once you have a blank screen is black but audio is still coming out broken review... The bottom side of the TV, an input may tv has sound and backlight but no picture gone bad, which i do want.