It feels like there is some sort of protection mechanism that kicks in and shuts the TV down. Until it finally turns on to HDMI. Hello, Stranger!It looks like you've been lurking around for a while.If you register, we will remember what you have read and notify you about new comments. @crashxxx all of this "no sound. Basically the only thing that is on is the backlight." 1. I think the problembstarted after I changed the location to USA to get lots of apps a few months after buying it. Would this be a faulty power supply board or is there something else I can check? Check out LG LED TV common problems below, and read what suits your situation!. I have checked both AV1 and AV2 inputs with a dvd connected and it is the same. tateindiana, © 2021 iFixit — Licensed under Creative Commons — Privacy — If the picture doesn’t come on it just turns blue or black , when I turn it off and back on and the picture comes in it will be white and say rca. Allow to cool , reinstall and all should be good. What we also tried was, Go into settings and turn “off” the back light. Jvc 50 inch tv no picture sound: I have a lg smart tv has sound but no picture, and the power button want turn blue on tv it stays red: No picture but sound Turning the TV … Flat Screen HDTV Has Sound But No Picture – Screen Is Not Cracked Read More » I have an LG TV model 42LV550T, the power light comes on but no sound or picture. Get shopping advice from experts, friends and the community! My LG lcd tv has sound but no picture, It happened once before but then the problem was only a few minutes I have tried - Answered by a verified TV Technician. Only flashes on for less than a second. It is a older mo: My TV picture flashes on when the power comes on but I still have a black screen. Samsung TV Model: UE32F5370SS, 8-9 years old. Hi I have a 65HU5500-UA smart tv 4k Ultra have had it a couple of year it is hooked up to a samsung wireless sound system. Basically the only thing that is on is the backlight. Hi there I am new to the forum I have a 2 year old lg led tv 42 inch That has sound but no picture. Refer to the specific audio input and output scenarios to identify why no audio is heard on either the TV speakers or the external device speakers. I got it since 2017. Turned the TV on after a month or so and it worked again for about 10 min. You are the bomb! Dude...I literally just did the same think (except with the remote) and it worked!!! Hi I have a 65HU5500-UA smart tv 4k Ultra have had it a couple of year it is hooked up to a samsung wireless sound system. I have a rca 48 inch led tv and when I turn it on sometimes the picture won’t come on but has sound when I turn the tv off and on a few times the picture will come on . Also when I click the menu button it does not pull up. Stil no picture … This is a step by step tutorial on how to break down an Lg tv model 50ln5100, 5400 right down to the led strips. A few days ago my TV screen suddenly went black and I don't quite know what to do. When I check the pins on the power supply I have 9 10 11 and 12 all showing 3.5v but all the rest show 0. But for the past week my picture has returned I no longer have to crop the screen everything is as it should be. I have misplaced the remote control however if I press the menu button on the right side nothing comes up … ; Navigate to the Audio/Sound menu. Open the Settings menu either by using the button on your remote, or if your remote doesn't have a Settings button, press the Home/Smart button, then click the Settings icon. what was it can you elaborate??? Help. this sounds more like a main board issue than a power board issue. If this is the case the inverter (if not a led tv) is bad. The model is LG 70" UH635T, I could find it in the list so had to choose a random LG model when posting this question. Is it true. It is connected to a bose system via optical cable . © LG Electronics. Basically, if I turn it on the LG logo will appear for about a second or so and then the screen goes black. Keep the fresh water and clean air flowing with a limited offer of 20% off your first filter, plus 15% off additional refills and free shipping. or Wireless Soundbar, V50 ThinQ Phone, when you register our LG product. TV Has Sound But No Picture Troubleshooting Guide - YouTube If the picture doesn’t come on it just turns blue or black , when I turn it off and back on and the picture comes in … The sound and picture do not link. Power comes on and there is sound but no picture. Anyone know if this is the power supply or main board. I have question.my 42inch LG 2010 manufactured,slim border LED has sound but no picture.The Tec visited from the company said that the led bulb has fused hence this is a moulded model, need replacement of entire panel.which is costly. Screen is NOT cracked. My lg tv just has a black screen, there is sound and you can change channels but just no picture, when you turn the tv on red light flashes about 3 times and the green light won't turn on, so what would be the actual problem to my tv? Repair guides and support for your LG TV. LG 42LN5700 TV. You will also be able to participate in discussions.So if you'd like to get involved, register for an account, it'll only take you a minute! Took the back cover off and uploaded the images of all 3 boards. Any ideas? I have question.my 42inch LG 2010 manufactured,slim border LED has sound but no picture.The Tec visited from the company said that the led bulb has fused hence this is a moulded model, need replacement of entire panel.which is costly. It is connected to a bose system via optical cable . Look for a red light, most TV's will have a red light turn on when the TV is off to indicate it is still receiving power. Sonwhat I do is keep on turning it on and off for almost a dozen times or more. Please advise Thanks If it does not remove the back of the beast and take a look at all the boards for any obvious damage (leaking or domed looking caps etc.). Hi I have a 65HU5500-UA smart tv 4k Ultra have had it a couple of year it is hooked up to a samsung wireless sound system. Is it true. but thank you soooooo much!!! Nothing worked. Sounds like a better option than buying a new tv... not sure if I should really start with the power board though. Unclip and remove clips off of the motherboard which is a square computer board that has soldering on it that needs re melted. Mine just died last eve, and each time I tried to restart it, I saw the LG logo, and my HDMI input info, and then it faded to black w/in 2-3 seconds. Did you not read the part that says the backlight is still on your thinking of the issue where it's just the backlight that dies and make the screen dark our issue even if you put a flashlight to the screen you cant see the picture you can visibly see the backlight lighting up a black screen, 10/14/2020 by We don’t really want to spend anything on this unit if we have to. I bought the tv last year Model Number # 49UK6200PUA; Serial Number # 811MXGLPW367, If it is less than 12 months old and you bought it from new, check the warranty statement that came with the TV or perhaps it is in the user guide that came with the TV as to what to do to make a claim for a manufacturer's warranty repair or replacement, Hi I have a 50 kg smart tv it only has a power button no channel button or volume and no remote and the tv turns on shows the lg symbol and then goes to an off black/blue screen I've tried to hook up my blueray to it it goes on to the hdmi but doesn't show anything any suggestions, 04/01/2020 by It takes about 30 min from hitting the power button to see anything. Try a power refresh just in case it is corrupted firmware, it doesn't take long to do. Turned it on Friday morning and now all I have is sound and no picture. LG LCD TV no picture but sound My 32' LG LCD TV has suddenly lost picture! The LG logo showing means that mostly the hardware is OK, i.e. Mine did not have sound. Rebooted and tried all those simple things to no avail. @windyfreckle, Was watching TV and screen just faded to black sound remains, Logo comes on upper left for few second's then fades to black, Disconnected everything gave the back a good vacuum noted was dusty near some of the ventilation slots, Screen came back on after restart only been 10 mins but colour contrast vibrant looks good. Made by Vizio. United Led 29" sometimes no picture only sound. I was thinking of trying replacing all 3 boards (starting with the power board) to see if it fixes anything. All Rights Reserved 2021. Accessibility. Alan Boothby. If you're watching TV and not getting a picture, the first thing you should do is … Note: Please be aware that this light can be disabled through the settings, If you have done so, move on to the remote this step. Until I remember Sometimes I use the LG remote app on my iPhone. If you hit HOME, it would say its still starting up. (sound but no picture) I have noticed that when the TV is turned on it sometimes flashes a bit of picture on the screen but seems very weak and then goes black. And have you tried unplugging your LG and leaving it off for a few hours? It looks like you're new here. ... Can my 55inch LG TV that have sound but. My LG 55 TV turn on, show the LG symbol for 2-3 seconds then goes to black screen/shut downs. I am having the same problem. and then the same issue. not helpful. Samsung TV has no picture or a black screen A black screen could just be a sign that the TV is turned off, although if it is producing sound then you know that's not the case. We use cookies to give you the best possible experience on our website. I bought the tv last year Model Number # 49UK6200PUA; Serial Number # 811MXGLPW367 Technician's Assistant: Has this happened before? Remove board and place in Warm oven for 20 minutes. When I check the pins on the power supply I have 9 10 11 and 12 all showing 3.5v but all the rest show 0. Next I need some advice on which of the boards I need to change the power board with capacitors on or the main board with the led inverters built in to it .Any help would be great thanks darren Called up 2 tv repair shops and both told me almost straight away that it sounds like the panel is dead and I need to basically replace the whole screen (a $3,000 repair), which I don't quite believe. Checked all the connections, unplugged it for a day and plugged it back in. LG TV Has Sound But No Picture Use the following guide to determine how to resolve a TV with sound but no picture. My tv would go dark only if the picture was dark or tv seen was at night so I would crop the picture and have a steady on background on the section that would go dark. the power and the screen and the connection between the mainboard and the screen. Input: Application, TV Tuner, or game on the TV Output: TV Speakers. Solved! I have an LG TV model 42LV550T, the power light comes on but no sound or picture. Damian Schumacher. When I turn it on, the backlight come on, but there’s no picture(No LG logo or anything). And then there is this God aweful sound that comes out of the tv. Then the cycle repeats. As soon as the screen goes black - there is no sound. This worked. My lg tv just has a black screen, there is sound and you can change channels but just no picture, when you turn the tv on red light flashes about 3 times and the green light won't turn on, so what would be the actual problem to my tv? 6 Tips for Advancing Your At-Home Cooking, https://www.lg.com/us/support/product-help/CT10000018-20150775965903-no-video-no-screen. B_L_A_C_Kout 420. Its been like tbis for more than 2 years now. my LG 32LG10 has no picture or sound but the TV does have power. Please advise Thanks I noticed a few more things: - There is a green LED LD701 on the power board that starts blinking when the screen goes black (blinks 5 times), - The red standby light blinks 3 times when I I turn the TV on and before backlight turns on. I could hear sounds I could even switch inputs but their is no picture. How old is the TV? Ran into the same situation. I hope there's something I could try before I throw it away. The screen flickers in a dark room for a split moment. My TV is a 55″ Smart LED/LCD HDTV. Hello all, This is concerning my LG television model 47LV4400-UA. The sound and picture do not link. Check if the volume is set to the correct level and not muted. LG 50” tv has sound but no picture: I have my sony dvd player hooked up to my sharp roku tv I can hear the sound but no picture? I’m sorry to say that you must have misunderstood the instructions on how to do this procedure. Hold down power button on bottom of tv for 10 seconds when it’s on. It worked. Reconnect the power cord to the wall outlet and turn on the TV and check what happens. It comes on for awhile until possibly the failed component heats up enough to quit working. The screen is black. So every few days, the problem appears. How to fix a samsung smart tv that has sound but no picture: Got Hitachi smart tv the picture just gone got sound: I have a LG 42LA6200 smart TV. Register your LG product for a Chance to WIN A PRIZE. Turn off the TV, remove the TV power cord from the wall outlet (or powerstrip) and then press and hold the TV power button for 30 seconds and then release the power button. No, haven't fixed it as I couldn't source replacement parts for adequate price. Power on the TV using the button on the TV … One of the problems of LG LED TV is that the device turns on and off by itself and what follows is a popping notice that will make the whole atmosphere pathetic. When it cold it will shows the lg symbol but when it gets warm it shows that it's on the component input and when I hook up the hdmi it dosent change to hdmi it stays on component input and it multiplied half way down the screen I'm thinking video card, 04/12/2020 by Try to change the power supply before dealing with the lights. Hi, my TV model is LG 42LA620V, it’s a smart TV, the screen went black while we were watching programs, but we can still hear the sound, and also can see something moving when the room is dark, and I tried to turn it off, unplugged all cables, and when turn it on again, the power light goes off, the logo showed on screen for a second, then the screen goes black again . First at 10%, then after a few hrs to 15%. Help. I have the LG 49UH6100. Mine just went too!….The same %#*@ problem!!! I was playing a movie via USB stick. The set rebooted and ... Voila! I have LG 55LA6205. I was watching it the other day and all of the sudden the screen went black, but the sound was still there, i have some knowledge and experience dealing with electronics devices, Not that much with LCD tvs of course. So perhaps in my case was dust over power supply area?? 02/07/2019 by @crashxxx backlight on without video is usually a main board problem you did not tell us if you get any sound. I tested with a flashlight and see the faint image on the screen. B_L_A_C_Kout 420. Maybe there is a loose connection somewhere or something. You need to check out all your video inputs and see if that changes anything. Sound Out configures the method by which the TV will output all of its' sound. Unplugged, vacuumed, and dusted the ports, and then restarted. LG seems to have a problem with backlight, you'll feel when it goes black on screen the back of the tv is super hot. I bought the tv last year Model Number # … How to fix a samsung smart tv that has sound but no picture: Got Hitachi smart tv the picture just gone got sound: I have a LG 42LA6200 smart TV. Use this guide Adding images to an existing question for that. 04/28/2020 by I do have sound Yes ... More than likely you have 1 or more LED's that are shorted out. My TV does light up in the back their is just no picture. I have a 47le5400 47 inch LED tv from LG. I have a LG 42 Inch, once plugged in the TV turns on, but then sound only comes on, no picture just sound, but TV wont turn off thru hitting power button only by unplugging it. I have a rca 48 inch led tv and when I turn it on sometimes the picture won’t come on but has sound when I turn the tv off and on a few times the picture will come on . TV powers on. Windy Freckle Wow!!! You probably need a new Telly now. United Led 29" sometimes no picture only sound. Terms — I have a LG lcd tv (37lc2d) that is very sick. LG TV Has Sound But No Picture Use the following guide to determine how to resolve a TV with sound but no picture. Any suggestions???? I managed to squeeze my 16 inch telly into the oven and set the heat to 180 degrees, but this resulted in the plastic melting around the edges. Mine went out too. The logo comes from the mainboard eeprom chip whereas all the other signal information uses the digital signalling video/audio processing chip(s) on the mainboard,so it appears to be a mainboard problem. Television Has No Sound Answer 4: Make sure there is not a pair of headphones connected to the TV audio out jack on the side or front of your TV.. Television Has No Sound Answer 5: Check all of the cables that are connected into the back of your TV. Hello its either the backlight or the inverter circuit that lights the backlight usually on the power supply. What we did was follow the 8 or so recommendations before you have to open up the TV. Not sure if this info is useful. It is also weird that if I don't touch the TV for a week - it will turn on again and work fine for another 10min or so. Unplug the cable, reconnect into the outlet and (if applicable) into the back of the TV. That'll be the green board in your pictures. Then since then I’ve turned it on incrementally. No picture generally means the tcon is receiving no signal. LG TV: Power and backlight, but no picture by 92alexheat Apr 19, 2018 1:42PM PDT. Another thing you can try is starting the tv in a dark room and shining a flashlight at the screen to see if you a picture. And itbwill now work for a few days with no problems. I checked the voltage on the Power supply, everything was normal. oldturkey03 You were only supposed to place the TV face down, carefully take the back off the TV. One day their was no video. The TV picture has gone out but sound still works. Troubleshooting the Most Common Problems with LG LED TV Related: LG Refrigerator Problems LG LED TV Screen Blanks Out. You ARE NOT TO PLACE THE ENTIRE TELLY INTO THE OVEN FOR GODS SAKE MAN! The LED light comes on briefly. I have the same problem… for years now. Windy Freckle. That should do the trick, and it will never switch off, if … Brad Benton, Stan what was the solution? Check if the TV Sound Out is set to Internal TV Speaker. Sign In with Twitter It did the trick! The issue was power, we unplugged alot electronics changed the multiplug and immediately saw a difference, check power supply to the socket as well, My lg tv just has a black screen, there is sound and you can change channels but just no picture, when you turn the tv on red light flashes about 3 times and the green light won't turn on, so what would be the actual problem to my tv? 11/21/2020 by and" It is also weird that if I don't touch the TV for a week - it will turn on again and work fine for another 10min or so" sounds like a bad component on the main board. why? Sign In with Facebook. perhaps 180degrees is too hot? The sound is all right but the creen is pitch black. Still working, after 1 day. Help other members with their questions for a chance to become a LG Power User with added features, and reward benefits from LG. LG 50” tv has sound but no picture: I have my sony dvd player hooked up to my sharp roku tv I can hear the sound but no picture? The only button on the remote that does anything is the on/off one. Just been watching TV, then suddenly, no more Picture, but Sound normal. @oldturkey03. How do you change channels or adjust volume etc, without a remote? @crashxxx does the sound remain when the image turns black? Saved me a ton of $$$ and stress. did you manage to fix your TV? Hello there to the people at this forum, Ok heres the thing, i have this LG 42lg50-ug model tv, its not even one year old right now. Power on the TV using the button on the TV … To access the Sound Out setting:. What in the heck???? If you want to get involved, click one of these buttons! Solved! Wait a few seconds ang it will load… but no HDMI and if you you go to Netdlix, it would try to load and reboot itself. No picture but has a sound on tv. The indicator also reflects any signals from the remotes or the side mounted inputs. Screen sometimes flickers. Post pictures of your boards so we can see what you see. When your TV has a black screen even when it's on, it's quite possible it could actually be your external device and not your TV. Good to go! the power light flashes like twice again its doesnt turn off only the sound is heard. I also realised that there was a thunderstorm when the TV died and on the same day my power board died (unfortunately, the tv was connected directly into the wall socket so there was no surge protection). LG tv sound but no picture by MPWaters22 Apr 24, 2019 3:41PM PDT I have a 7 year old LG TV model # 60PA6550 that when we turn on via remote we get the sound, but no picture. I have sound through the surround sound but not TV. Turned it on Friday morning and now all I have is sound and no picture. 06/17/2018 by If less than 12 months get a manufacturer's warranty repair or replacement. ... My lg LCD led turns on has no picture or sound, No has … oldturkey03. So far so good. When this happens the LED strip will draw too many amps and the board will shut down all LED lights as an over-amp precaution. Try another channel. Turned it on Friday morning and now all I have is sound and no picture. I have done the test with a torch and can see the pictures. The TV is just sitting in my garage at the moment. The other strange thing is that in initial setup mode the TV would stay on with perfect picture forever, but when done it would go dark again blank u can see picture only by shining a torch onto the screen and also barley. Haven't found a solutions, 07/30/2019 by sad face, 08/30/2020 by Jvc 50 inch tv no picture sound: I have a lg smart tv has sound but no picture, and the power button want turn blue on tv it stays red: No picture but sound Hello! Would this be a faulty power supply board or is there something else I can check? black screen be sold for parts. The problem could be the panel but it could also be the power board or the main board. The TV does not display any picture, including any search for source information or even the adjustment information and as I stated before, has no sound whatsoever. although backlight stays on. I've been stressing about this. SOLUTION: Change the picture mode to “Standard", then make sure that your backlight setting is at it lowest. Remove the EMI shield and lets see what is going on under there. Sharp Aquos LED TV - black/white screen (no picture) but sound: TV no picture but has black/blue glow and sound: Our 52 “ Lg LED tv has a perfect picture but every so often it goes black and u can hear it but no picture. tv still doesn't work. 1. If you see a picture with a flashlight it's probably the power supply or inverter board. After switching it on the picture flashes for a second and then the screen goes completely black. When I took the TV off the wall and tried turning it on again a few days later - it worked fine for maybe 10 seconds and then the screen went black again. You turn it on ang LG logo appears and then it’s just black with the backlight on. Jonathon Prete.