JVC AV-32432 32" TV "dvd black white fuzzy" Questions

...dvd player and Wii to my Samsung TV...however although the sound and picture is there, the picture is fuzzy and black and white...HELP!!!!!!! The same goes for the Wii TRY DIFFERENT CABLES OR USE ...

...black and white and fuzzy. IF a put the DVD on Video 2 image is clear. It seems to be a problem with the coaxial connection. How can I repair it? Thank you Right, but the problem is more likely the ...