Picture Of The Mouth To Color I Have A Kdl-46br4 And The Sound Is In But No Picture The Color Is Running?

I have a kdl-46br4 and the sound is in but no picture the color is running? - picture of the mouth to color

I have a Sony Bravia XBR4 and the sound but no picture only color with rows of pixels on the screen by thinking that would go around the mouth of one, and I turn on and off again and it started a minute well and now no picture at all have blogs, online and others found similar problems with different models, and all had different answers