Best answer as chosen by user Sam_goter: Link, comment.
by R. Proffitt - 3/16/13 10:26 AM
In Reply to: camera has lines through the screen can I improve quality by Sam_goter
In short this sounds like a failed sensor. It is a common issue across many makes and you can find a lot of discussions about it.
As above, you should always call it in and see if they'll stand up and replace the defective camera.