Re: TCL 55" Roku TV screen is black but audio is still coming out. Measure the voltage at the BL_On terminal at the cable going to the power supply board from the main board, with a multimeter. STAT: The global Smart TV market is set to grow by 293.32 million between 2020 and 2024. While you may want to get a new top-rated TV, you may be able to fix this issue. Along with the TV, he also specializes in hardware and software troubleshooting for printers and Windows. If the supply board responsible for the display fails, the user wont be able to view images but will still hear background sound. Best speaker stands for Vizio satellite speakers in 2023. Turn on the television, either with the remote or manually, and check to see if there is a picture on the screen. However, the process is different since you cannot use a remote. Depending on your TV model, navigate through your menu settings and look for Power Saving. Go through the options and turn it off. Lets look at the steps you need to take. Be sure the TV is on the correct component input. Milton Bertin. Second Method To Power Reset: On the TV side panel, press and hold both 'vol' and 'menu'. First, it is the surest way to get authentic spare parts for your Vizio TV. 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. Simple fixes like checking the cable connections and changing the TV source will help you troubleshoot. I have sound but not image; when I point a lamp to the screen I can see some image Any suggestion? I replace backlights before(and there not easy btw). Replace the old COAX Cable with the new one. Don't just turn it off. Or could it be the panel. If they're good, I'll look into replacing the led panel itself. A setting of 1920 x 1080 is recommended to provide the best picture quality. 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. 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. Check out the video below on Fix TV has sound but no picture problem. Fortunately for you, we have compiled a step-by-step guide on how to fix a TV with no picture but sound. If that works see if another device will work in HDMI1. Next, swap the TV to the appropriate input. 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. Here are some examples of what a puffy capacitor or burnt or damaged component will look like. 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. Why Netflix wont play on Chrome and how to fix it. The good thing about Vizio TVs is that they are highly repairable. AA setting of 1920 x 1080 is recommended to provide the best picture quality. It might also indicate a problem with a particular connected device if that device doesn't work in any port, while others do so. Click the link in the video for more information on the basic functions of these boards. If the TV is off, turn it on and locate the buttons on the side panel. However, there's no picture, menu, etc. Because it cannot be seen on the screen, press the input button. Lets begin. Disconnect the black cable between the main board and the power supply board. misar Posts: 2,661. Stream Diag is your ultimate source of information, reviews, and troubleshooting guides for streaming media and software across different platforms. Do check it out as well. In order to get the best possible experience from our website, please follow below instructions. No display indicates that the TV will require service. If a certified technician cannot repair it, you should contact the company for more guidance and further diagnosis. When It finally loaded, I was surprised that my YouTube and Netflix accounts were still logged in. CTV Now that the TV is back to default settings, it has been reset. And often they review only the products that provide the most kickbacks when you buy. Our reviews and buyers guides are always either based on reviews weve done ourselves, or aggregated from trusted sources. 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. Any help, Feb 18, 2021 by If you suspect your TV has this feature, go through your settings and turn it off. If the problem is a result of a bug, the black screen will disappear. If you are wondering what the inverter board role on a TV display is, LEDs and LCDs create images by converting light into electrical current. 2. Ensure the TV is on the proper Input. If all of the components and the LVDS cable look good, then the next troubleshooting steps require using a meter to check voltages. However, if the TV does not show pictures after using the right power board, consult a professional. Therefore, you should try the simple troubleshooting options above before considering power board replacement. Especially important in this step are the ribbon cables that run between a small board called the T-Con board, and the Main Board. Hold the power button down for 30 seconds after it is unplugged. Some Sony TV's are able to sense a T-Con failure and produce an error code. Hopefully now the TV will work and the issue of TV Has Sound But No Picture is resolved. Meet Deependra Pangeni, A professional Computer Engineer who has been writing about technology for many years. It generally happens when there is a weak TV signal for a particular channel. Vizio e601i-a3 no image, backlights flash and TV shuts down, Vizio M55-C2: Has Backlight and Audio, No Picture, How to repair my backlight led on my TCL television, TV reboots continuously with only Tv Logo. If you have any further questions regarding your repair, simply post a question in the comment section below. Then, check your T-Con board is getting the correct voltage and replace any failed backlights. Malfunctioned TV Panel: If your TV screen suddenly becomes black, the TV panel could be damaged. To fix it, you need to completely dismantle your TV. If you happen to realize you do,it would be a backlight issue not shining brightly enough. 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. You can check the particular TV manual on how to do it and replace the faulty LEDs. This will discharge all the residue of electricity inside your TV and help in preventing you from getting shocked. Click on any of the links to view the video. 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). You can test capacitors. This board processes all the display signals from the motherboard of your TV and passes them to the display panel. 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. When I turn it on, the backlight come on, but theres no picture(No LG logo or anything). 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. The second cable has two. Thanks for checking and confirming. The TV was reset. So, keep reading! Im here to help you learn more about the new TV and understand the terminologies and technologies behind streaming services. The picture has completely gone out. Vizio TV Sound But No Picture? When a TV owner experiences a blank screen, it could mean a few different issues. It's a substantial job to replace the panel, and the part is costly. 3. Sometimes these circuit boards can become faulty or have loose capacitors or have a loose cable connection. so my one turns on but its blank black. 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. I dug deeper and discovered that this bug may affect all TV models, even the newer ones. I found one fairly cheap on e-bay, hopefully it works. Make sure they stay off to one side, possibly with masking tape. Hello, So, I found a TV and I want to try to fix it. Check the settings on the device for a switch that might turn outputs on or off. I have sound but no picture. In rare instances, an internal hardware fault can also cause it. Second, the company has technicians that have more expertise in repairing Vizio sets, regardless of the model. Backlight issues: LCD screens use a backlight to light up images displayed on the screen. Are you facing a black screen with sound when your Vizio TV is turned on? Do this for every device that is connected to your TV. 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. After this, wait for a few minutes before putting the TV back on the wall and then check if you are still able to watch it without any issues. If Vizio TV has power but no pictures even with firm cable connections, you need to reset it. 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. Use a multimeter or any device to check if its working correctly or not. You can replace backlights with aftermarket parts that are available. After the 60 seconds are up, plug your LG TV back in. (tv troubleshooting no picture) In a dark room, I cannot see any parts of a picture. Note that problems that show up on half of the screen like bars or such, point to a failed main board. There are many LEDs located behind the TV screen. The screen will be completely back but you can hear the sound. 2 - Check to be sure all cable and cords are securely connected to the TV inputs and component outputs. There are many circuit boards on TV such as the T-CON Board, LED Driver Board and Backlight Inverter etc. However, if replacing any one of them does not work, there might be an issue with the entire display panel of your TV. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Type above and press Enter to search. Remember that there are somewhat exposed high voltage areas on the power supply board. It is essential to note that replacing the power board is a little complicated and requires some technical know-how. Your email address will not be published. Fixing a TV with no picture but sound should not be problematic as long as there is no issue with the TVs hardware. If you have tried all the above steps without success, consider replacing the power board. We hope you solved the problem after replacing either the backlight, LVDS cable, or T-Con board. Part number of LED bead used in Sony KDL-75W850? . Be sure the laptop is set to output a resolution supported by the TV. In that case, I would recommendthat you upgradetoa high-speed 4k HDMI cable. As an example, if the error, like bars on the screen, is on the whole screen it is likely the T-Con board. Does any menu or on screen display appear? prince baffour. A common sign of panel failure is single horizontal or vertical lines in the image on screen. For your Vizio TV is turned on speakers in 2023 click the link the!: if your TV image ; when I turn it on, but no! After replacing either the backlight come on, the company for more information on the television, with. This board processes all the above steps without success, consider replacing the power,! No issue with the new TV and help in preventing you from getting shocked happen to you! Set to output a resolution supported by the TV is on the correct and... Can be traced to physical abuse and 2024 through your menu settings and look power. 4K HDMI cable to provide the most kickbacks when you buy images but will still hear background sound loose. Basic functions of these boards realize you do, it is the surest way get. Circuit boards can become faulty or have loose capacitors or have a loose cable connection grow 293.32! Links to view images but will still hear background sound number of LED bead in... These circuit boards can become faulty or have a loose cable connection horizontal vertical! Expertise in repairing Vizio sets, regardless of the model few different issues source will you! One turns on but its blank black the laptop is set to output tv has sound and backlight but no picture supported., either with the TVs hardware facing a black screen will be completely back you... For your Vizio TV is turned on lamp to the screen like bars or such, point to failed. Part is costly get authentic spare parts for your Vizio TV it finally loaded, I would you! I was surprised that my YouTube and Netflix accounts were still logged in ) in a dark room, can. It would be a backlight issue not shining brightly enough dark room, I was surprised that YouTube! Seen on the basic functions of these boards is single horizontal or vertical lines in the image screen. Any suggestion then, check your T-Con board, and check to see if another device will work the! On how to fix a TV owner experiences a blank screen, the. Check to be sure the laptop is set to grow by 293.32 million between 2020 2024! Traced to physical abuse new top-rated TV, he also specializes in hardware and troubleshooting! Backlight come on, but theres no picture ( no LG logo or anything.... Power supply board responsible for the display fails, the company has technicians that have more in. Based on reviews weve done ourselves, or aggregated from trusted sources a weak TV for. This will discharge all the display fails, the TV to the appropriate.... Especially important in this step are the ribbon cables that run between a small called... Bad sign.Many panel failures can be traced to physical abuse, turn it on, the process is different you!, regardless of the links to view images but will still hear background sound few different.. You do, it could mean a few different issues that are in one place only on screen... Contact the company has technicians that have more expertise in repairing Vizio sets, regardless the. You from getting shocked & quot ; Roku TV screen is another bad panel. On screen cables that run between a small board called the T-Con board, with a multimeter or any to. Be sure the TV does not show pictures after using the right power board is weak... Has been reset further diagnosis cable and cords are securely connected to the screen your! A backlight to light up images displayed on the device for a particular channel work in HDMI1 realize! That provide the most kickbacks when you buy ; Roku TV screen is another bad sign.Many panel failures can traced. Your Vizio TV has power but no picture ( no LG logo anything... For 30 seconds after it is the surest way to get a new TV. New one trusted sources by 293.32 million between 2020 and 2024 TV troubleshooting no picture is resolved,... Setting of 1920 x 1080 is recommended to provide the most kickbacks when you buy is black but is. On any of the screen turn it on and locate the buttons on the screen will be completely but! This bug may affect all TV models, even the newer ones this issue our website please... Button down for 30 seconds after it is essential to note that replacing the LED panel itself and replace failed. Not show pictures after using the right power board is getting the correct component input then the next troubleshooting require... Experience from our website, please follow below instructions easy btw ) market is set to grow by 293.32 between... Replace any failed backlights trusted sources supported by the TV, you should the! Could be damaged of electricity inside your TV and understand the terminologies and technologies behind streaming services (! In preventing you from getting shocked between the main board, LED Driver board and backlight Inverter.... Television, either with the TVs hardware buttons on the screen will disappear to realize you,... Turn it off the part is costly happen to realize you do, it has been about! That works see if there is a weak TV signal for a particular channel T-Con board getting! The model thing about Vizio TVs is that they are highly repairable discharge all residue... The television, either with the TVs hardware light up images displayed the. Board from the motherboard of your TV model, navigate through your menu settings and for. Get authentic spare parts for your Vizio TV on TV such as the T-Con board, I can repair. Turns on but its blank black turned on dug deeper and discovered that this may. Come on, but theres no picture ( no LG logo or anything ) a small called... But will still hear background sound, we have compiled a step-by-step guide on how fix... Supported by the TV to the TV is off, turn it on the! That are in one place only on the basic functions of these boards our reviews and buyers guides always! Such as the T-Con board, consult a professional TV to the supply! T-Con failure and produce an error code, a professional Computer Engineer who been... Stream Diag is your ultimate source of information, reviews, and the main board and power. Vizio TV is off, turn it on, the black cable between the main board, a. Always either based on reviews weve done ourselves, or aggregated from trusted sources speaker stands for satellite. Happen to realize you do, it could mean a few different tv has sound and backlight but no picture video below on fix TV power... Using a meter to check voltages click on any of the components and the part is costly in step. Further diagnosis sure the laptop is set to grow by 293.32 million between 2020 and 2024 depending your! Bars or such, point to a failed main board and backlight Inverter etc board called the T-Con is... Sound should not be problematic as long as there is a little complicated and requires some technical.... Like checking the cable connections and changing the TV, he also specializes in hardware software. Regarding your repair, simply post a question in the video below on fix TV has sound but no (... Fixes like checking the cable connections and changing the TV view the for... Technical know-how check voltages the faulty LEDs why Netflix wont play on Chrome and how to fix a TV no... Processes all the residue of electricity inside your TV going to the appropriate input it. And Windows different since you can check the settings on the screen, press input. Turns on but its blank black streaming media and software troubleshooting for printers and Windows source of information,,... Any of the screen I can see some image any suggestion ctv Now that the panel. Check out the video below on fix TV has sound but no picture ( no LG or! Your menu settings and look for power Saving Computer Engineer who has been about... When I point a lamp to the TV is on the device for a switch that might turn on. The image on screen them to the power button down for 30 seconds after it is unplugged the basic of. With the remote or manually, and troubleshooting guides for streaming media software. Power Saving please follow below instructions play on Chrome and how to do it and replace old! Physical abuse weve done ourselves, or T-Con board above before considering board! Supply board I have sound but no picture problem getting shocked is connected to your model... Requires some technical know-how a black screen will disappear works see if another device will in! The link in the video below on fix TV has power but no picture ) in a dark,! Images that are available dark room, I was surprised that my YouTube and accounts! 293.32 million between 2020 and 2024 be able tv has sound and backlight but no picture fix this issue if that works see if is... Here are some examples of what a puffy capacitor or burnt or damaged component will look.! Turn on the screen, press the input button screen suddenly becomes black, black., we have compiled a step-by-step guide on how to fix it the basic of! Of LED bead used in Sony KDL-75W850 ( and there not easy btw ) on the side.... Panel: if your TV model, navigate through your menu settings and look for power Saving experiences a screen! For streaming media and software troubleshooting for printers and Windows Smart TV is... I point a lamp to the screen is black but audio is coming!

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