Hi everbody I have in my posssesion a Pioneer Kuro PRO-141FD always used my Oppo Blue ray using imput 5. Yesterday tried usung HDMI cable from OTA box to the imput 6 and will not work also tried 6,7 and 8. Phoned Pioneer help desk with no luck. I am stumped as to what to do next. Any help...

Does anyone know the difference between these two models:huh: