LG 47LH40 47 in. LCD HDTV "television losing brightness" Questions

Our brand new LG TV loses brightness whilst you are watching a programme. Check to make sure that eco mode is turned off. It will sense the ambient lighting and if it is bright, the TV will ...

Screen loses brightness at irregular intervals, then eventually returns to normal brightness. Shut off the whole TV including the cable and the wires. Wait for about an hour and then turn it back on! ...

... It could be a problem due to the TV's agee. Plasma screens are known of losing brightness over time and they have some other issues that occur over ...

I have a plasmasync 42 mp3 and the picture looses about 20% of its brightness. after a while, the normal picture returns but then it switches back to the duller image after 30 min or so. It's not the ...

...losing all dark definition at an angle just below the horizontal when viewing. Is this normal. Have adjusted brightness etc but no good yes all lcd's, for that matter tv's have viewing angles ..What ...

Tv goes on and off interment when watching , comcast said tv is bad Does it go no picture no sound or just lose brightness?

My Philips plasma tv unpredictably loses color vibrance and appears to have a grey film or like the brightness gone. I cant figure out what is causing this or what causes the vibrant color to return. ...

I have a vizio VA26LHDTV10T LCD tv and it recently lost video but had audio. The screen waa bright black with vertical lines. The temporary fix is a smack to the side. What is the issue? Bad cap in ...

The screen loses all color and goes very bright. I am experiencing this problem for the second time. The first was repaired under warrenty. The technician told me that the screen module was replaced ...

flashing screen on Toshiba 42HP66 when TV is powered on, screen is grainy and flashing all over. As it warms, everything becomes clear, but bright areas of images on-screen flash a bit, and then ...