model # XXXXX XXXXX I think it is about 4 years old.
the number is XXXXX daily, and yes, the dots are there with hd and regular tv.
Each spot (pixel) that you view in the picture is made by a single mirror moving back and forth on the DMD. In total, there are over a million of these tiny mirrors, and the white spots you see are those mirrors that have stuck in the "On" position. These mirrors get jammed and hence this problem.