Samsung thinks the problem may be due to the satellite TV source. I recently acquired the highly stable Direct TV HR-20! I'll be testing the DVD source next.
My Samsung HLS-7178 is a little over a month old and I am noticing a very weird problem. Every now and then I get two light bars of light, a couple of inches in size, which run down the screen vertically about 1/3 of the way from the left side of the screen. It almost looks like a reflection of...