Akai LCT42Z6TA 42-inch 1080p LCD HDTV Refurbished "constant humming" Questions

Constant humming/buzzing noise Have a beautiful clear picture but the set emitting a constant humming/buzzing noise on every channel gets louder as set warms up.Set is only 15 months old and out of 12

constant humming sound that doesnt go awy even when i hook up a dvd player. the movie will play but the humming sound continues to come out from the speakers Check to see that you're not in SAP mode,

why is there a constant hum on the speakers? The hum is coming from a poor input connection or possible a bad or electrically noisy power supply .

...constant humming noise we thought at first that another appliance in the house was causing some sort of interference so we unplugged everything but the noise still remains I can only think that this ...

...poor I have a digital cable box; my old tv had great sound. The sound from the Proscan has a constant slight hum and is in mono. I cannot figure out how to enable stereo and or eliminate the ...

...constant humming sound -- it gets drowned out when the volume is turned up but at low volumes you can definitely hear it. Can I do anything to easily fix it? Does the set need to be returned or ...

...sound quality I have a digital cable box; my old tv had great sound. The proscan has a slight hum constantly and the audio shows (and sounds) mono. I cannot determing how to turn on stereo on; and ...

...constant humming noise . These are the caps I replaced they where only a little swollen I was worried if they where even the problem but I changed these three and was very happy that my TV is now ...

...Built in DVD Player When turned on there's a constant humming sound. Can you help? This TV is connected to Digital Cable Receiver. The digitial receiver is a Motorola. 27inch tv keeps blacking

My TV makes a constant humming sound through the audio. The sound is there whether the cable box is on or off. usually indicates a bad earth