Vizio VX20L 20 in. LCD TV "sound problems humming" Questions

...humming sound upon turning ON the units.... what are the possible cause with this humming problem? The humming is typically caused by a transformer with an iron core that expands and contracts the ...

...humming sound? my 32" akai flat pannel is making a humming sound only on the source option (AV), When i play my xbox 360 on another source option or watch a dvd i dont get the humming sound. AV is ...

...sound card. This was unacceptable to me. So I bought a 3 prong adapter to get rid of the ground and it works GREAT!! Also make sure that your cable or satellite box is not using an adapter if it is 3 ...

...humming sound is more prevelant on various stations. The humming sound seems to be normal/better on dark television stations. I have used compressed air to blow out the back of the television. This ...

...it and it went blank. I hear a humming sound but no power light. When I unplug it, the humming sound winds down. Sound like a power supply problem in the set.have a t v tech to check it for ...

...humming sound or a shhhrhhhr sound. humming is interference from the tv, lead may have fell down on to the board near to the transformer... shhhrhhr sound is weak capacitor and/ or maybe a damaged ...

...humming sound that comes out of the speakers. Both the surround sound theater system and even the built-in speakers of the TV have this maddening sound comming out of it. I have tried everything, new ...

...humming sound gets louder then stops and starts Sounds like the audio amplifier circuit is bad. I do not know if where that is in that TV. If you were to hook a boom box or stereo receiver to the TV ...

sony lcd tv has light pink and green horizontal lines, hum sound thought it was cable tv problem but the can't find anything. the sound has a hum ARE THE LINES GOING UP AND DOWN OR LEFT TO RIGHT? UP ...

...humming /buzzing sound when its switched on,its really annoying when the sound is low.it comes from the left hand side of the tv(when facing the back of the tv).didnt know if it was a fault or just a ...