what causes a tv to have sound but no picture

Be sure the TV is on the correct component input. Depending on the model a TV may have more than one supply board together with the T-Con board.

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And its often due to a bad HDMI connection.

. Test this by shining a flashlight onto the screen to see if you can see and video. If all steps have failed the unit will require service. You will get the issue of TV turns ON but no picture or sound if the TV is switched to the wrong input channel because the device will not able to show any pictures or sound.

Keep pushing the button to cycle through the inputs until you have your picture back. There are many things that can damage the TV screen including extreme temperature and electrical surge. When your TV has a black screen even when its on its quite possible it could actually be your external device and not your TV.

If you can then you have a backlight issue. May 28 2015. With the rise in popularity of HDMI streaming devices like Roku and Firestick more and more Samsung TV owners are reporting that their TV has sound but no picture.

Unplug the external device 30 seconds and then restore power. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Loose HDMI connection Faulty HDMI port Bad HDMI cable.

For LCD TVs a failed backlight bulb or inverter could be the culprit. You can typically change the input by pushing a button on your TV remote labelled input source or TVVideo. If the problem lies with the inverter your functioning backlight bulb wont receive power.

If youre on the correct input and still dont have a picture. Do you hear audio. Is a picture displayed.

The good thing is that the damaged TV screen can be replaced by a reputable TV repair expert. Bad HDMI connections come in a few forms. Samsung TV Main.

Samsung tv has sound but does not show pictures. Make sure the Red Green and Blue cables are routed correctly and inserted securely on both devices. A Master Guide for Beginners.

If the supply board responsible for display fails the user wont be. The most common reason is that your TV is on the wrong input. In rare instances an internal hardware fault can also cause it.

Another possible reason why your TV is not displaying pictures but the sound is okay can be the damaged TV screen. There are lots of root causes for a TV screen going out all of a sudden but the most popular causes is a failure in the power supply board. I have unplugged everything tried to.

Here are a few causes of No sound but picture TV is muted Volume is turned down A reboot may be pending Your TV is set to the Secondary Audio Protocol TV Audio input is changed like to AUX The channel currently playing may not have audio There may be a headphone connected to your TV A connection cable may have got loose or disconnected. Back to Top Component 1. - Answered by a verified TV Technician.

To fix this follow the following steps. Usually a TV may have more than one power supply boards along with a T-con board as well as other internal parts. Samsung TV has no picture or a black screen 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 thats not the case.

The FIRST suspect for no picture would be the backlight. Now you must get inside to figure out what it is. The sound is alright but the screen is pitch black.

After switching it on the picture flashes for a second and then the screen goes completely black. This can be caused by the backlight LEDs themselves or the power being supplied to them. Make sure that the input device is switched ON.

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. Samsung Power Supply Board Unit. My 32 LG LED TV has suddenly lost picture.

We use cookies to give you the best possible experience on our website. Check if your TV is on the wrong input channel for the device you are trying to use. Up to 25 cash back What would cause a LCD TV to have sound but no picture.

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