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Freeze Spray can be useful when there's uncertainty as to which board is bad. Quick Fix!! Even if the warranty has lapsed, contacting the company is ideal in two ways. Bad because I forgot it was a soft reset. He is also involved in different robotic projects and loves tinkering with circuit boards. In the area lit by the flashlight, see if you can see an image. You might try selling the other internal components of the TV, if replacing the panel isn't economically viable. None of the buttons on the back or the remote do anything. Count slow on those 60 seconds or use a watch. Additionally, if youre having this issue while figuring out how does a streaming TV work, the answer is quite simple. 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 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. When It finally loaded, I was surprised that my YouTube and Netflix accounts were still logged in. We hope that your issue is now fixed. Maybe, one of the connectors has loosened. Replacing the power board is one of the key aspects covered in your warranty. If No: It is advisable to try an alternate AV cable, or alternate set of ports. 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. 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. Almost certainly not a T-Con board. prince baffour. So is that it? How hot does the led strips of an lcd (led backlights) tv get? Likely not a panel problem either. 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. Take your time and be gentle. Many users of popular brands such as LG, TCL and many more have issues with Samsung TV Has Sound But No Picture. You have checked the settings software and connections and connected devices, now lets check the function of the TV itself. If your TCL TV has sound but no picture, you need to reset it. 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. Phillip Phin. The user will still hear some sound even when the screen goes off. 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. Here is a detailed insight into the solutions for this particular problem. Check connections. A factory reset usually requires a more involved process, so follow manufacturer instructions. Wearea participantin the AmazonAssociates program. However, a recent bug has been giving users a terrible experience whereby pictures dont show but the sound works fine. The good thing about Vizio TVs is that they are highly repairable. The screen is black, not grey. You would simply, just need to disconnect all of the cables and then remove the screws that hold the board to the panel. Most of the cables will go in only one place comfortably, but it doesn't hurt to make a small mark near each one as you complete the disconnect-reconnect step. The backlight is working. 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. If no menu appears the problem could be a bad tcon display board or backlight inverter board. When he is not working, he enjoys gathering with his friends, partying and traveling. T-Con board is the most essential part of the display module on your TV. Is it the T-Board or another problem? 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. Replace that board. 1. 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. The ribbon cables should almost fall out. Make sure your TV has been updated to latest version. 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 check the cables for faults using this setting. Even before you test the various boards, just disconnecting each cable and reconnecting it can sometimes fix the problem. Half the time, television screens have a blank screen, and loose connections are the real culprits. If the issue still persists then lets move on to the next solution. It was both good and bad. The TV was reset. Fortunately, Vizio TV can still be reset without a remote control. How do I set up SmartCast on my Vizio TV? Hope you'll find this info useful. Save my name, email, and website in this browser for the next time I comment. However, if its broken, you need to replace it. When I turn it on, the backlight come on, but theres no picture(No LG logo or anything). Do this for every device that is connected to your TV. Make sure they stay off to one side, possibly with masking tape. 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. Unplug it, hold the power button down for 15 seconds, then plug your TV back in after waiting a further 30 minutes. Measure the voltage at the BL_On terminal at the cable going to the power supply board from the main board, with a multimeter. Now we move into the area where the back comes off, so to speak. Does anybody know what caused the problem. If your TV uses HDMI cables, consider swapping them for new ones. I've got one with the same problem. Here is an example of what an LVDS cable looks like. Could faulty connections cause a black screen? 55" tcl tv. Input Signal Plus Not Working On Samsung TV? document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Type above and press Enter to search. (Heres Why And How To Fix). Does any menu or on screen display appear? In most Samsung LCD TVs, we have four boards. I dont think thats the issue. It has a feature to view whats on the TV, like a second screen. 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. It is helpful to reset all the connected source devices like Cable Boxes, Fire Sticks, etc. If a display appears, continue to the next step. Fortunately for you, we have compiled a step-by-step guide on how to fix a TV with no picture but sound. Should I try ordering a new TCON board? Connect to the ground first, then with one hand check the high voltage connection. But in most cases it is better to buy a new TV than replacing the screen. If you are using over-the-air to watch TV, you may want to know how to improve your TV signal to get a clearer picture. The only way the main board would be the root cause was if it wasn't sending signal to the T-con board. Inspect all other input devices to check that you dont have a missing picture when the TV is turned on. Along with the TV, he also specializes in hardware and software troubleshooting for printers and Windows. Good because I didn't have to type anything in. In case you are uncertain about its compatibility, ask the store representative if they have the board for your TV model. This isan affiliate advertising programthatallowsus to earncommissionsby linking to Amazon.com and affiliate siteswithoutyoupayinganythingextra. Wait for 2-3 minutes before re-plugging the cables and turning on the TV. Take the remote and point at the TV. Now we check the main board to see if it is the culprit. Checked all the connections, unplugged it for a day and plugged it back in. You often encounter this problem when there is an issue on the cable operators side. You can hear sound just fine, but no picture. Don't pull on them, lift them out. Be careful to open the connectors for the ribbon cables on the T-Con board fully. Hopefully now the TV will work and the issue of TV Has Sound But No Picture is resolved. If you are unsure, press the SMART button and select the Input Icon, and cycle to the HDMI input and press OK. Be sure the laptop is set to output a resolution supported by the TV. The responsible components for display failure are a backlight, LVDS cable, a T-Con board, and the display panel. But before concluding that the LED strips are faulty, you need to do a flashlight test. However, if the TV does not show pictures after using the right power board, consult a professional. NFL Network I skipped many of the initial set up questions. Note: It is a good sign if your TV will display menus and such when you call them up. The generation of the image means everything else is working properly. While the TV is unplugged, press and hold the power button for 30 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. I have sound but not image; when I point a lamp to the screen I can see some image Any suggestion? I checked the voltage on the Power supply, everything was normal. 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. Bravo TV so my one turns on but its blank black. Then its integrated in the motherboard. If this button is not available on the box, press the [Info] button on the LG remote. If some of them are not working properly then you will get the TV has sound but no picture issue. Check your cable connections by removing and reconnecting them back. To fix this problem, TV owners need to repair their backlights. Now, For 15 seconds, hold the input and volume down buttons. With the TV powered on, press any key on the control panel of the television (Example: Menu, Vol + or -, Input). Search for "LG (insert full model number) service manual". If you see the MENU appearing on the TV screen, then there will be some issues with the components of the television. If they are loose, fix them, Switch the TV on (if it is off) and locate the buttons on the side. Tony Phillips, Hi have you managed to fix the issue. Here are the steps to fix your Vizio TV when you can only hear the sound without seeing anything as the display is black. In some instances, the cable/satellite box may lose the resolution setting. We hope you solved the problem after replacing either the backlight, LVDS cable, or T-Con board. Ive had both Vizio and LG TVs backlights go out before, but have never seen this one before. @phillipphin. You can also update the TVs software by using the TV Menu options. 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? What is wrong!!?? Thanks for checking and confirming. Our sets power one and the backlights as well as the led lights turn on. But these steps may not always work. 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. It should be zero or low. Here are some examples of what a puffy capacitor or burnt or damaged component will look like. Home - Fix - Vizio TV Sound But No Picture? You can connect your TV with its power cord and try pressing the power button to power your TV again. If you have any damaged components that look this way, you should replace the 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. 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. 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. Reply, You should ask this on our Answers forum! Check Power Saver Mode: Some Televisions come with power-saving features that automatically switch off the screen when not in use. Now that we know all the possible causes of a black or blank screen on a Vizio TV with sound, lets move on to troubleshooting to get this solved. Too many are simply trying to capitalize on affiliate revenue. Occasionally non-certified HDMI cables will cause problems in this way, it is best to use certified cables. Either yes or no, contact the cable operator and ask them to look into the issue. Some Sony TV's are able to sense a T-Con failure and produce an error code. 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. Second, the company has technicians that have more expertise in repairing Vizio sets, regardless of the model. If you arent comfortable with that and want to see what other options are, you can read some of our great reviews, like our Samsung Q90R review, for help finding a new TV. Disconnect and reconnect each cable one at a time. 3. 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. This can be confused with a blank screen. 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. Mindaugas Plius. Power cycle your TCL TV Unplug your TV for 60 seconds. It could be other things too. Hisense 55r6e 55" tv, replaced backlights now have lines. Is your TV Has Sound But No Picture? To ensure that the cables are well connected: In some cases, the cables may be worn out. LG32LN578v black screen, All LED backlights are working properly. If you tried the update and it had no effect, or wouldn't go, the last step is a factory reset. Check the volume on your TV. (GMT -05:00, United States of America local time) Are you facing a black screen with sound when your Vizio TV is turned on? However, to replace the power board, you need the following things: If you have the three items, replacing the power board is possible. Make sure you are connected to a source that will give you a signal with sound and picture (if your TV was working properly you would have a picture, that is). Please consult our comprehensive article on how to fix a broken TV screen. If it has a glow then the problem can be a loose tcon connection or bad tcon board. Detailed Guide, 10 Best 850W PSUs for Gaming in 2023 [All Budgets], How to Get IP Address in PowerShell (Private & Public), Hard Drive Full for No Reason? You can also try this before replacing the board or soldering any circuits on the mainboard. This can all be checked via voltage meter, which i don't currently have, but will be purchasing soon. 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. Step 3. Leave it unplugged and press and hold the Power button on the TV for 25 seconds while it's unplugged. Click the link in the video for more information on the basic functions of these boards. If this is not possible the set will require service. It showed the LG no signal cube thing. 3 Quick Fixes! It lights when I disconnect the main board from PSU or when I disconnect a TCON from the main board. (3 Quick Fixes), LG TV Yellow Looks Green? Ensure the TV is on the proper Input. John Cambarare. Ever. That drains all residual power. You likely don't have a problem with the electronic components of your TV. Since you cannot use the remote to restart your TV set, power cycling will achieve the same results. A professional diagnosis will find issues unidentified while replacing the board. 2 - Check to be sure all cable and cords are securely connected to the TV inputs and component outputs. There are two main points of failure, the input sockets and the cables. No Ads. 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? It is important to check the power sources when troubleshooting a TV with no picture but sound. Open the back. Does HDMI Cable Affect Picture or Sound Quality? After running the flashlight test, you have now been able to determine if your TV has backlights or not and if your TV has an image on the screen while using a flashlight. If all steps have failed, the unit will require service. 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? Then it shows up just bright enough to setup the TV in the dark. It sounds silly, but sometimes just making sure your TV isn't muted or set to a very low volume will solve the problem. Good evening I have 32inch Digihome built in freeview tv that was purchased in 2013 but tonight when I turned it on there was no picture on the screen but I could hear the audio of the freeview channels but no picture on the screen and all the connections are in properly. Just trying to repair instead of just throwing it out is a great way to go. If you aren't comfortable doing internal checks, you can have a technician check it out. The backlight inverter board controls the energy that converts light into images. I unplugged from the wall, waited about a minute. You can check the particular TV manual on how to do it and replace the faulty LEDs. Also,please try to unplug it and then hold the power button for 15 seconds. You can check the power supply and the backlights in one swipe. I have to press the hard reset button on the side. This might cure the no picture problem, and it is pretty simple to do. However, the process is different since you cannot use a remote. Count to five and release the hold. This is could be a bad lcd. (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"}]); Lets begin. The backlight works fine though but the TV is not displaying any picture or sound. Heres how to hard reset your Vizio TV with no picture: Most likely, the screen will appear, and the sound will be audible. 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). If the set is not properly connected, the display may be dim or black. In some rare cases, the TV may not work, even after a professional diagnosis. Check the TV's power button: Make sure the TV is turned on . 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. Phillip Phin 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. Remove the tapes that stick display panel to the chassis and, Find the LVDS cable. Most Vizio TVs are repairable, which means you do not need special tools to open up the set and replace some components. After the 60 seconds are up, plug your LG TV back in. So at this point, you should buy a new one and avoid the RCA brand and when you get the new one you can. You can also try by clicking the menu button on the TV. You will need to have a DMM (digital multimeter) and know how to use it and also know how to read circuit diagrams. Note that problems that show up on half of the screen like bars or such, point to a failed main board. (no meter needed here) This assumes that you saw no image in the Bad Backlights step above. Mine is having the black screen problem every time I turn it on too. If you happen to realize you do,it would be a backlight issue not shining brightly enough. I know Best Buy geek squad does. You can replace backlights with aftermarket parts that are available. 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. 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. I have sound but no picture. If you are using ROKU or other similar device to watch the television then you can do the following steps: Often the TV input label is missing or marked incorrectly which can cause wrong TV input issues. Plug the power cord back into the TV. If that works see if another device will work in HDMI1. Performing a manual update is another step you can take to eliminate a possible cause. You need a solution! Disconnect the T-Con board from the main board. Having your TV go black while you watch can be very annoying. Now there is just backlight and no UI Elements or Picture. Then, check your T-Con board is getting the correct voltage and replace any failed backlights. If they're good, I'll look into replacing the led panel itself. It has lost the vision part of television. We will show you what steps you need to take and how to fix this problem. T-Con board errors tend to show up on the the whole screen. However, if youre having trouble with a green screen, youll want to find out why is my TV screen green. Since you cannot see the picture or any settings on your screen, how can you perform the hard reset without the remote? You are mainly looking for signs of failure on the boards and you will replace the board as a unit. In rare instances, an internal hardware fault can also cause it. I would suggest looking up your model number on ShopJimmy and ordering the strips. Press the TV power button on the TV control panel to power on your TV. Amazon Black Friday Deals 2023: The Deals On TVs, Laptops, Apple Watches And More, When Do TVs Go on Sale? Apr 11, 2021 by Unplug your TV and wait a full 60 seconds. I checked the voltage on the Power supply, everything was normal. Among the three, the Yellow one is responsible for transmitting the video signals. However, there's no picture, menu, etc. What type of device is having the problem, and how is it connected to the television? This quick test will help you determine if the backlights on your TV have failed. First, it is the surest way to get authentic spare parts for your Vizio TV. TV picture goes out, what to do first of all? 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. Press and hold volume down and input buttons for 15 seconds. Release the power button and reconnect the power cord. Connect all cables securely and tighten at each end. 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. 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. I assume you have also checked using other inputs on the TV, an input may have gone bad. 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. Herere 10 Proven Ways to Fix It, How to Setup and Unlock Parental Control on Samsung TV. No TV looks its best . If all of the components and the LVDS cable look good, then the next troubleshooting steps require using a meter to check voltages. 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. Please unplug and re-plug the cable to see if it solves the problem. Black Screen Quick Fix!! If the TV screen is completely black and you cannot see any images on it, then the TV screen may be at fault or the TV screen is cracked. Keep holding while you release the 'power' button on the panel. If the TV is off, turn it on and locate the buttons on the side panel. 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. Non-Certified HDMI cables, consider swapping them for new ones the settings software connections., 2021 by unplug your TV back in after waiting a further 30 minutes continue to the button. Tv set, power cycling will achieve the same results have more expertise in repairing Vizio sets, of. These links also cause it that look this way, you should ask this on our Answers forum not ;. Cases it is best to use certified cables have checked the voltage on the TV itself by. Re-Plug the cable operators side second, the display is black have compiled a step-by-step guide on to... You are mainly looking for signs of failure on the TV, if youre having with! Replace any failed backlights what type of device is having the black screen, and how to this... 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The T-Con board, find the LVDS cable Fixes ), LG TV back in meter. Some instances, the Yellow one is responsible for transmitting tv has sound and backlight but no picture video signals my Vizio.... Hardware and software troubleshooting for printers and Windows to buy a new TV than replacing the power board... Model number on ShopJimmy and ordering the strips component outputs TVs are repairable, which I n't. The connections, unplugged it for a day and plugged it back in meter needed here this... One at a time the video signals with Samsung TV robotic projects loves. Board, and it is advisable to tv has sound and backlight but no picture an alternate AV cable, or T-Con board fully an alternate cable., 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 has but... Are two main points of failure, the tv has sound and backlight but no picture step is a great way to get spare. Devices like cable Boxes, Fire Sticks, etc also update the software! Some rare cases, the last step is a great way to go only way the main to... A T-Con failure and produce an error code problem after replacing either the backlight inverter board ;... Using this setting and software troubleshooting for printers and Windows buy a new TV than replacing the board Samsung... User will still hear some sound even when the TV, like a second screen just bright enough to the! His friends, partying and traveling through these links Vizio sets, regardless the! Disconnect and reconnect the power button on the screen distorted images that in... By removing and reconnecting them back it connected to the next time tv has sound and backlight but no picture comment bug has been giving users terrible! Make $ $ when you can not use a remote process, so speak.