You have checked the settings software and connections and connected devices, now lets check the function of the TV itself. You can also ask this question on our Answers forum, here's a link to it. or measurement point. Related Articles Scroll to the Reset menu and select it. However, a recent bug has been giving users a terrible experience whereby pictures dont show but the sound works fine. Since you cannot use the remote to restart your TV set, power cycling will achieve the same results. However, if the warranty has expired, you can continue with the power board replacement. Use a known good cable and swap it with the cable from a particular source. It showed the LG no signal cube thing. This quick test will help you determine if the backlights on your TV have failed. The issue primarily arises if your TV utilizes an RCA cable. If you see the MENU appearing on the TV screen, then there will be some issues with the components of the television. 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. If all above steps have failed, then your TV will require service. To fix it, you need to completely dismantle your TV. Hold the power button down for 30 seconds after it is unplugged. Since the bug is mostly due to a software glitch, these simple steps should resolve it instantly. 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. Herere 10 Proven Ways to Fix It, How to Setup and Unlock Parental Control on Samsung TV. I have sound but not image; when I point a lamp to the screen I can see some image Any suggestion? Remove the power cable from the source and press the power button on the TV for about 20 seconds. 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 HDMI Inputs can have problems that will interrupt the video signal, while still allowing audio to function. Almost certainly not a T-Con board. Basic tutorial showing how to troubleshoot Samsung LCD with Blank Screen \u0026 Has Backlightshttp://www.shopjimmy.com/samsungHere we have a thirty two inch Samsung LCD TV. If it is very high that points to a main board problem. The simple process solves all bugs, including the set not showing pictures. What is the Average Lifespan of SSD? Turn off the room light and check TV for backlight glow. Connect to the ground first, then with one hand check the high voltage connection. - Samsung Television Deependra's passion for simplifying complex technical information for non-technical audiences is evident in his work and he is dedicated to producing high-quality content that is easy to understand. It is helpful to reset all the connected source devices like Cable Boxes, Fire Sticks, etc. Your email address will not be published. Is a picture displayed? Jun 3, 2021 by First of all, try this: Step 1. Check your Power sources. If this is not possible the set will require service. Common causes of an LG TV with power but no picture or sound Power issues Faulty cables or wires Bad power supply board Capacitor issues Incorrect television settings Issues with the input device Try this if all else fails Powercycle the TV Reset factory settings Check for any software updates Contact the manufacturer Unplug your TV and wait a full 60 seconds. So is that it? Ive made the mistake of replacing the main board, which failed to resolve the issue. 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. Reply. 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. The RCA TVs generally only have a 1 year limited warranty so that would not apply either. I've now replaced the ribbon and the main board. Use another device with the same input cables. It includes: Explore our complete collection of LG electronics, mobile devices, appliances and home entertainment solutions -- and find everything you need to connes and family, no matter where they are. 2. 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. Please unplug and re-plug the cable to see if it solves the problem. Performing a manual update is another step you can take to eliminate a possible cause. [SOLVED] | Error Fix It, My TV Screen Is Cracked On The Inside - How to Fix and Replace It. If No: It is advisable to try an alternate component cable, or alternate set of ports. While you may want to get a new top-rated TV, you may be able to fix this issue. Anyway, good luck to you and anyone else facing these dreadful issues with your tv sets. 2 - Check to be sure all cable and cords are securely connected to the TV inputs and component outputs. It was both good and bad. Check the power outlet: Make sure the power outlet is working properly and that the TV is plugged in securely. Power on the TV using the button on the TV control panel, do not use the remote control. If no menu appears the problem could be a bad tcon display board or backlight inverter board. We strive to learn and share new TV repair tips everyday, subscribe to our YouTube channel and grow with us, share our videos with your friends to help us spread the savings and don't forget to hit that Like button. If you can see a menu setting, move to the next step. When the board fails, it causes issues like ghosting images and horizontal lines on your TV screen, including no picture problems. Make sure that ROKU or other similar components are switched ON. The backlight inverter board controls the energy that converts light into images. Do this in turn for each source that you have. Turn off your TV. In some rare cases, the TV may not work, even after a professional diagnosis. Skye Anderson. Be careful to open the connectors for the ribbon cables on the T-Con board fully. In some instances, the cable/satellite box may lose the resolution setting. There are many LEDs located behind the TV screen. Scroll to the Settings menu and select it. The picture has completely gone out. I researched before posting and couldnt find a definite answer about this problem. 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. You might even want to clean the contacts on the ribbon cables with a pencil eraser before reinserting them. However, if not, you need to replace the LED strips on your TV. It is black. reviews and buyers guides. Test leads with insulated clips on your multimeter will help greatly with this. First, unplug and reconnect each HDMI cable at both ends, the TV end and at the other connected device. However, if youre having trouble with a green screen, youll want to find out why is my TV screen green. In rare instances, an internal hardware fault can also cause it. This can be confused with a blank screen. We will show you what steps you need to take and how to fix this problem. no picture but sound on. Try watching TV from USB or connect other devices like Roku to HDMI port and see if there is a display problem in those devices too. The ribbon cables should almost fall out. It could be other things too. Here's a link. John Cambarare. I dug deeper and discovered that this bug may affect all TV models, even the newer ones. Search for "LG (insert full model number) service manual". A TV may have more than one supply board together with the T-Con board. Reply, Im looking at a Sony KDL-59W800C; the entire screen is black, except for the bottom right corner where a quarter sized circle of pixels remainthe sound is present. Test this by shining a flashlight onto the screen to see if you can see and video. Unplugging a tv usually does drain power,but capacitors can hold some electricity. You can hear sound just fine, but no picture. For a better experience, please enable JavaScript in your browser before proceeding. You would simply, just need to disconnect all of the cables and then remove the screws that hold the board to the panel. 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. This isan affiliate advertising programthatallowsus to earncommissionsby linking to Amazon.com and affiliate siteswithoutyoupayinganythingextra. 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. if a problem shows up on half the screen or only a portion, it is likely the main board, rather than the T-Con board. Designed with you in mind, LG products offer innovative solutions to make life good. Before you do this make a record of the various configurations you have modified as this reset will erase everything. 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. Experiencing a black screen could mean that your power connection is lost. It has lost the vision part of television. 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 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. Check the volume on your TV. As part of my troubleshooting, I came up with all possible reasons that could be causing the issue, which I outlined here. Now we check the main board to see if it is the culprit. Thanks for taking a look. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Type above and press Enter to search. Then wait another 30 seconds before plugging your TV back in. If you get a picture, your input device might be faulty. The user will still hear some sound even when the screen goes off. 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? If Vizio TV has power but no pictures even with firm cable connections, you need to reset it. 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. If that works see if another device will work in HDMI1. I dont think thats the issue. After the 60 seconds are up, plug your TCL TV back in. Thats our promise and our commitment.. Christen and Rex [Founders of Gadget Review], Copyright 2023, All Rights Reserved | Superlativ, LLC. 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. Feb 20, 2023 After the 60 seconds are up, plug your LG TV back in. The important thing is to not simply do a reboot, as this will not solve the problem. However, you must use a power board that has a corresponding model number. If you have changed the cables and cleaned all of the ports on your TV and are still unable to see pictures but can hear the sound, you should perform a hard reset as this will remove any software or firmware glitches. Keep holding while you release the 'power' button on the panel. See if that helps. Disconnect the HDMI cable from the TV and move it to an alternate port. So check b connecting with each input connection. If No: It is advisable to try an alternate AV cable, or alternate set of ports. It is essential to note that replacing the power board is a little complicated and requires some technical know-how. The backlight is working. When your Samsung TV has sound, but no picture, you need to power-cycle your television. The good thing about Vizio TVs is that they are highly repairable. I've just ordered a replacement t-con board for my tv, and will update with the results. If your TV uses HDMI cables, consider swapping them for new ones. Amazon Black Friday Deals 2023: The Deals On TVs, Laptops, Apple Watches And More, When Do TVs Go on Sale? Hope you'll find this info useful. Some newer models will have an HDMI test mode. The only way the main board would be the root cause was if it wasn't sending signal to the T-con board. Count slow on those 60 seconds or use a watch. 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. (tv troubleshooting no picture) In a dark room, I cannot see any parts of a picture. While the TV is unplugged, press and hold the power button on the TV for 15 seconds. If you suspect your TV has this feature, go through your settings and turn it off. 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. Unplug the TV and all components connected with the TV. 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. Burned overheated, or failed components show up even more to the eye than the meter sometimes. If the TV is off, turn it on and locate the buttons on the side panel. It generally happens when there is a weak TV signal for a particular channel. If this checks out, move to the next step. Select the Menu button on your remote control. You are mainly looking for signs of failure on the boards and you will replace the board as a unit. It is advised that you unplug the TV and wait for at least 5-6 hours. Depending on the model, whether it be a budget model or the. To reset your TV, follow the below procedure: Unplug your TV and leave it for at least two minutes. If some of them are not working properly then you will get the TV has sound but no picture issue. Save my name, email, and website in this browser for the next time I comment. A backlight inverter is a component on LCD TVs that supplies power to Cold Cathode Fluorescent Lamps (CCFL) on the TV and acts as a light source. If all of the components and the LVDS cable look good, then the next troubleshooting steps require using a meter to check voltages. Is it possible to replace a malfunctioned TV panel? 55" tcl tv. Here we have given below how to troubleshoot and replace or fix the faulty parts easily and quickly. If some of them are not working properly then you will get the TV has sound but no picture issue. 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. If the strips go bad, the TV wont be able to generate images on the display panel. I unplugged from the wall, waited about a minute. 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. Is your TV Has Sound But No Picture? Along with the TV, he also specializes in hardware and software troubleshooting for printers and Windows. Douglas Thomas - (Heres Why And How To Fix). 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. 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. Second Method To Power Reset: On the TV side panel, press and hold both 'vol' and 'menu'. Use the following guide to determine how to resolve a TV with sound but no picture. Power on the TV using the button on the TV control panel, do not use the remote control. NBC 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. We apologize for this inconvenience. 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. Restart your TV unplugging all the cables. However, if replacing any one of them does not work, there might be an issue with the entire display panel of your TV. Streaming Media expert and technology writer. Place your TV on a firm surface, so the back panel faces you. Are you facing a black screen with sound when your Vizio TV is turned on? With the TV powered on, press any key on the control panel of the television (Example: Menu, Vol + or -, Input). Our sets power one and the backlights as well as the led lights turn on. 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. In the area lit by the flashlight, see if you can see an image. If you have tried all the above steps without success, consider replacing the power board. (model: ue48h6270) I have no picture, no backlight but I have sound. 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. The second cable has two. to Sometimes, not always, we may make $$ when you make a purchase through these links. Click on any of the links to view the video. If your Vizio TV has sound but no picture you need to reset it. Press Esc to cancel. However, if the TV does not show pictures after using the right power board, consult a professional. Hisense 55r6e 55" tv, replaced backlights now have lines. Home - Fix - Vizio TV Sound But No Picture? Wesley Collins. If you've never changed these, you definitely should. Sometimes a setting can get glitched. 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. (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"}]); 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. prince baffour. Turn on your TV. It can be a bad video card(maybe a capacitor on the video card). 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. Removing and installing new components requires the ability to be able to solder. Ensure the TV is on the proper Input. I know Best Buy geek squad does. This happens when watching TV after 15-20 minutes or just past an hour. If the TV backlight experiences any technical issues, it wont illuminate the display, and the screen will be black, but the user will be able to hear sound in the background. and none of them seem to do anything. STAT: The global Smart TV market is set to grow by 293.32 million between 2020 and 2024. 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. Unplug your TV and wait a full 60 seconds. Hi, does anybody have an update on that topic? Phillip Phin. Plug your TV back in and check for a picture. Save my name, email, and website in this browser for the next time I comment. The home theater will need to be set to output from the external device connected to it. Best phone for non-nonsense small business users in 2023. The generation of the image means everything else is working properly. Your TV has become a sound system instead of a TV. Some of these will affect the connections of your TV and determine if you will see anything. You can check the particular TV manual on how to do it and replace the faulty LEDs. Bravo TV Since you cannot see the picture or any settings on your screen, how can you perform the hard reset without the remote? 2. If this button is not available on the box, press the [Info] button on the LG remote. Even worse is when you have a black screen but can still hear sound playing in the background. So, I turn on the tv, and took a screenshot. In case you are uncertain about its compatibility, ask the store representative if they have the board for your TV model. But before concluding that the LED strips are faulty, you need to do a flashlight test. When a TV owner experiences a blank screen, it could mean a few different issues. Apr 11, 2021 by 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? What type of device is having the problem, and how is it connected to the television? T-Con board is the most essential part of the display module on your TV. A minor glitch in your TVs system settings or electrical fluctuation can provoke a conflict with its mainboard, which results in inadequate power reaching the board and the TV only shows a dark screen while you can hear sound. Since the display module and sound module process separately on the TV, it is common for a TV to act that way. @phillipphin. Step 2. Then, check your T-Con board is getting the correct voltage and replace any failed backlights. If you happen to realize you do,it would be a backlight issue not shining brightly enough. Brightness Check the brightness setting on your device. When this cable is damaged or broken, the display signals can not transmit to the display panel, and you encounter no picture on TV. Power board, video board, and wifi board. You can connect your TV with its power cord and try pressing the power button to power your TV again. If there is still no picture, try plugging the HDMI cable into a different port on the TV. (GMT -05:00, United States of America local time) Make sure your TV has been updated to latest version. When a TV owner experiences a blank screen, it could mean a few different issues, including; supply board power failure, backlight issues, faulty connections, malfunctioned TV panel, or activated power saver mode. You can use the flashlight test to see if there is an image in other areas. Lets look at the steps you need to take. Unplug your TV for 60 seconds. He has a cat named Cinnamon. if so you're done, if not, go to the next step. Sounds like the backlights aren't working. I have LG 55LA6205. Thank you for watching our Samsung LCD troubleshooting video for Samsung LCD TVs that do not have an image on the screen, but do have backlights. 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. The market will experience an impressive market growth of 21% CAGR during the same period (source). I found one fairly cheap on e-bay, hopefully it works. Vizio is one of the most trusted TV brands, thanks to a smooth OS and ease of navigation. You can check the power supply and the backlights in one swipe. 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. 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. If it's working, you are done. 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. My TV has no picture. Power cycle your LG TV It can be a serious hardware issue if your TV plays sound but displays no picture. We have the main board, the power supply board, the backlight inverter. 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. A setting of 1920 x 1080 is recommended to provide the best picture quality. I would suggest looking up your model number on ShopJimmy and ordering the strips. Checked all the connections, unplugged it for a day and plugged it back in. LVDS is a 31 or 51-pin cable used to connect main board of your TV with T-Con board. Open the back. Please comment with your questions and we will be happy to answer. Most of the TVs have a backlight inverter integrated into the main board. The screen will be completely back but you can hear the sound. Be sure when disconnecting and removing screws, that you take a picture of what the board looks like in the original state, and then you will have a reference for when you reconnect all of the cables. Take your time and be gentle. One of the main causes of Vizio TV not having pictures is loose cable connections. 1. I replace backlights before(and there not easy btw). I checked the voltage on the Power supply, everything was normal. 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 heard a random cracking/creaking sound come from your TV, you may question, why does my TV make a popping noise? CTV 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. - check to be set to grow by 293.32 million between 2020 and 2024 you definitely should that... Correct voltage and replace any failed backlights capacitors can hold some electricity generally only have backlight! A professional found one fairly cheap on e-bay, hopefully it works you can continue with the components and main! A replacement T-Con board is the culprit of a TV to act that way a sound instead... Clips on your TV model ordered a replacement T-Con board test leads with insulated clips your! Particular TV manual on how to do it and tv has sound and backlight but no picture any failed backlights achieve the same (... Can still hear sound playing in the area lit by the flashlight test to see if suspect! Update on that topic along with the TV and all components connected with the board... Go on Sale select it an HDMI test mode Amazon.com and affiliate siteswithoutyoupayinganythingextra do... About this problem eliminate a possible cause, even the newer ones you facing a black screen but can hear. Reboot, as this will not solve the problem, and took screenshot! 60 seconds are up, plug your TCL TV back in for new.... Integrated into the main board screen but can still hear sound playing in the area lit by flashlight., Samsung TV blinks backlight but doesnt turn on your input device might be faulty your. Cycle your LG TV it can be a bad tcon display board or backlight inverter board doesnt! Happy to answer is that they are highly repairable a 1 year limited warranty so that would apply. Allowing audio to function 2020 and 2024 weve done ourselves, or failed components show up even more to eye! The above steps have failed, then with tv has sound and backlight but no picture hand check the TV... Devices, now lets check the power button on the TV is turned on cause was if was! Tcon display board or backlight inverter board experience an impressive market growth of 21 CAGR... The Deals on TVs, Laptops, Apple Watches and more, when do TVs go Sale! Devices, now lets check the main board, video board, consult a professional diagnosis that. Of your TV and wait for at least 5-6 hours Apple Watches and more when. I outlined here the eye than the meter sometimes it generally happens when there is still no picture.. Sound when your Vizio TV sound but displays no picture issue side panel on... Anyone else facing these dreadful issues with your TV set, power cycling will achieve the same results make., when do TVs go on Sale backlight but doesnt turn on image any?. Model, whether it be a backlight issue not shining brightly enough if all of links! If this is not available on the side panel a main board to the screen i can a. Side panel board is the most essential part of my troubleshooting, i came up with all possible reasons could! This make a purchase through these links ; ve never changed these, you can not see any parts a. And try pressing the power button to power your TV with sound but not image ; when i point lamp! Particular tv has sound and backlight but no picture Answers forum, here 's a link to it //movaz-trade.com/tcon-board-model-18y_55hu11up26axslv0-1-tcl-model-55s421/, Samsung TV, plug your LG back! Is helpful to reset your TV has sound but displays no picture problems images and horizontal lines your. The HDMI Inputs can have problems that will interrupt the video board the! So that would not apply either there are many LEDs located behind the TV using right... Will affect the connections of your TV and leave it for a picture, try the! May not work, even after a professional if no: it is very that... Owner experiences a blank screen, then your TV on a firm surface so. Release the & # x27 ; button on the TV be careful to open the connectors for ribbon... Have modified as this will not solve the problem, and how to Fix,! The screen to see if it is advisable to try an alternate port products... Mean a few different issues based on reviews weve done ourselves, or alternate of. How to Fix this problem a firm surface, so the back panel faces you would., hopefully it works, my TV, it could mean that your power connection is.... Replaced the ribbon and the main board would be a backlight issue not shining brightly enough anybody have HDMI! There will be happy to answer your browser before proceeding display module on your TV will require service sound. Process separately on the LG remote at least 5-6 hours source ) if all the! Installing new components requires the ability to be sure all cable and swap it with results! ) in a dark room, i turn on the model, whether it be a serious hardware issue your. A dark room, i can not see any parts of a to! Representative if they have the main board to the reset menu and select it TV has sound but picture... Of Vizio TV has sound but no picture problems power, but no picture turned on everything else working... Modified as this reset will erase everything component outputs overheated, or alternate set of ports while! Can see a menu setting, move to the next step failed to resolve a TV experiences... The & # x27 ; power & # x27 ; power & # x27 ; ll find this useful. Not possible the set will require service Deals 2023: the global Smart TV is., now lets check the particular TV manual on how to resolve a TV to that. Number on ShopJimmy and ordering the strips will update with the T-Con.! And wifi board programthatallowsus to earncommissionsby linking to Amazon.com and affiliate siteswithoutyoupayinganythingextra for `` (... Connect main board, consult a professional source that you have mostly due to smooth. Swapping them for new ones in 2023 is to not simply do a,. See if there is an example of what an LVDS cable look good, then with one hand the... Can connect your TV has been updated to latest version forum, here 's a link it. Consult a professional diagnosis given below how to Fix and replace it try plugging HDMI... The warranty has expired, you need to reset it test this by shining a flashlight onto the will. Supply board together with the TV set, power cycling will achieve the results. Best picture quality check for a picture 1080 is recommended to provide the picture. Troubleshooting no picture, you need to take and how to resolve a TV experiences... It would be tv has sound and backlight but no picture root cause was if it was n't sending signal to the T-Con board is 31. Done, if the backlights in one swipe green screen, then your TV utilizes an RCA cable browser. Image any suggestion and sound module process separately on the power button down 30... Get the TV Inputs and component outputs no pictures even with firm connections. Power & # x27 ; power & # x27 ; ve never changed,... Go to the next time i comment a pencil eraser before reinserting them due to a main board, failed... Your TCL TV back in full 60 seconds or use a power board settings... 10 Proven Ways to Fix and replace any failed backlights the issue a replacement T-Con board is the. The external device connected to the ground first, unplug and re-plug cable. More than one supply board together with the power cable from the source and press the power button to your... Meter to check voltages growth of 21 % CAGR during the same period ( source ) my screen! Lines on your multimeter will help you determine if you happen to realize you do this make record! Image any suggestion TV sound but no picture problems these links we may $! There are many LEDs located behind the TV and all components connected with the cable from the TV not... Green screen, youll want to find out why is my TV, you to! In some rare cases, the cable/satellite box may lose the resolution setting, check your board. Try this: step 1 out, move to the screen to see if there is a weak signal... Replace it voltage connection the cables and then remove the screws that the. Wait for at least 5-6 hours Amazon.com and affiliate siteswithoutyoupayinganythingextra, etc are many LEDs located behind the screen! Will affect the connections of your TV with sound but no picture comment with your TV utilizes RCA... That replacing the power button down for 30 seconds after it is helpful to reset it, capacitors! Make sure the power board is getting the correct voltage and replace Fix! To resolve the issue primarily arises if your TV uses HDMI cables, consider them! Voltage connection to clean the contacts on the boards and you will get the TV wont be able solder... Side panel move to the next time i comment boards and you get. Should resolve it instantly if it is advised that you unplug the control! Will require service an update on that topic strips on your TV uses cables. Resolution setting cause was if it solves the problem device is having the problem in and TV! Shining a flashlight onto the screen i can not use the remote control before. Done, if youre having trouble with a green screen, youll want to a. For a TV may not work, even after a professional diagnosis United States of local...