JVC AV-20120 TV "old black box" Questions

...old and it has started to show a black box in the center of the tv that comes and goes. It covers most of the tv but there is about a 3 inch border of the screen that still shows. The sound is fine ...

...old JVC TV, not sure on exact model number. There is a black box centered in the screen approximatly 1-2 inches from the very edge of the screen. The box is 21 inches across by 9 inches.whatever ...

black screen on EVERY input/channel i have a 8-10 year old JVC TV, not sure on exact model number. There is a black box centered in the screen approximatly 1-2 inches from the very edge of pixelated ...

black screen I have a 40" mitsubishi old tube TV, I think of the bigger(and heavier) TV's made... I recently moved it, and it looks good when I set it up, but as soon as any of the displays exit the ...

...black box appears with different charaters running across the box. when i turn the volumn up or down it go away for a few seconds, but always returns. This TV is only two years old. Is it the TV or ...

...black square appear on my tv which is 10 years old and I figured it was old and just broken, so I got another tv and it had the same square on it as well...I read this and turned off the closed ...

...Black box' appears on JVC TV screen/blocks picture Hi! I'm using my friend's JVC TV. (I'm sure it's at least six or more years old, about a 24" screen.) She had it set for closed captioning which was ...

...black rectangular box that appears on the screen for a few seconds then goes away. Our set is 4 years old. Kris 317-201-6643 Turn off close caption in tv, need to go to menu to turn off close caption ...

...black perimeter is pinkish. Seems to be a recent phenomenon. The set gets a lot of use and is almost 7 years old. The video output section circuits has the fault. Might be a a video output transistor ...

...black box over the main tv can you help It sounds like you have PIP (picture in picture) if you look at your samsund remote there should be a button saying PIP if you cannot find this my old Samsung ...