The light comes on showing the TV is powered on and the screen has a blue color to it. Some manufacturers have made efforts to improve sound for internal TV speakers, which can help, but often still falls short. 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. My lg smart TV has no picture or sound. Turn the tv on and it come up with which component it is on and a blue screen. This time, the reset seems to work fine but the box will only display the planner, info boxes and menus with just a blue screen for playback of recorded programmes or when trying to watch live TV. Is the a main board issue or a power supply issue? Loose connections, damaged cables or inactive power sources are the probable cause of the problem on your TV.
For example, if you have your antenna connected to the HDMI1 port and it shows a blue screen or No Signal message, hit the Input or TV/Video button until it goes to another HDMI port where you have another device connected. If you have a Hitachi LE43A509TV and the power light is blue and there is no picture check if the screen backlights are on. It happens constantly on other devices hooked up to the tv but of course the apps on the tv itself are fine.
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. My tv only had a one year warranty so that is over now. The screen should be a lighter shade of grey than when the TV is off. 02/08/2019 by Bobbi Archer My 40" tv has a black screen but the sound is coming out and if i look closely the picture is still there. If the second HDMI port also shows a blue screen — and you can’t find a signal or picture or any other port — go to #3. If I have it connected to the one connect the screen turns off and on. The volume emblem goes up and down with the remote but no sound out of speakers. When shopping, check for audio enhancement features, such as DTS Studio Sound, Virtual Surround, and/or Dialog Enhancement and Volume Leveling.Also, LG incorporates a built-in soundbar into some of its OLED TVs and Sony features innovative Acoustic Surface … "My children were sitting and watching TV and it all of sudden went black," Angela, of Anaheim, California, told ConsumerAffairs.com. Cable connection problem: Your Samsung Smart TV is likely to have a black screen issue due to the cable connection problem. You can also notice the difference if the room is dark as you will see the screen light up. 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. I have sound, connected through an optical cable to a surround sound system, but no picture.
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