Ok, this is new. A little background. This is a cermarked piece of metal. These lines are vector lines. The squiggles only occur on the Y motions, X is nice and smooth. They developed when I'm pressed for time, of course. Each of these is a square drawn in Corel X3 with rounded corners. The one on top is a single line, the lower one is a triple line. I suspect something in my machine, just not quite sure what. The machine has exceedingly low hours, so I shouldn't be having parts failure, but since the warranty goes out this month, I suppose I shouldn't be surprised if it were