Page 1 of SANYO 1500 PROBLEMS

I HAVE A CHIPPED SANYO 1500 MACHINE,WHEN I PLAY DEEP BLUE SEA(R1)AND THE WONDER BOYS(R1) THE PICTURE GOES SHADOWY AND THERS LIKE LINES OF LIGHT ON THE SCREEN-ITS NOT A MAJOR DISTRACTION BUT DO I NEED THE MACHINE FIXED,NEW SCART LEAD OR IS IT JUST WARNER BROS AND PARAMOUNT DISCS THAT HAV THIS EFFECT?I HAVE OTHER REGION 1 DISCS AND NOT HAD THIS PROBLEM.PLEASE COULD SOMEONE GIVE ME AN IDEA