Samsung UN60ES7150F - The Picture Is Black and White; There Is a Dotted Line on the Edge of the Screen

Try resetting the picture to view the
default picture settings (go to Picture
→
Reset Picture).
There is a dotted line on the edge of the
screen.
If the Picture Size is set to Screen Fit,
change it to 16:9.
Change the cable/satellite box
resolution.
The picture is black and white.
If you are using an AV composite input,