Opened the display up (removed the 5 screws on the back and pried open. Everything looked good as far as I could see. Cable loked new, connections solid, clean as a whistle in there (why are whistles clean? I would think they'd be germy π )
One curious thing. When I went to re-screw, the top left (landscape) screw hole was somehow magnetized. It kept repelling the screw. I got out one of my replacement screws from China thinking it was the screw that had become magnetized, but that screw was repelled to. I did finally fight it in and screwed it down, but I don't remember anything l