MY X1 IS UPSIDEDOWN CLOSE TO THE CEILING. AT THE TOP OF MY SCREEN ABOUT 4 INCHES DOWN I CAN SEE WHAT LOOKS LIKE HEATWAVE THAT OCOURS WHEN THE X1 IS MOUNTED RIGHT SIDE UP. THE WIERD THING TO ME IS THAT IT DOESNT FLOAT ALL THE WAY TO THE VERY TOP OF THE SCREEN. IS THIS SOMETHING BESIDES HEAT? OVER ALL IT IS ABOUT 5INCHES TALL. IF ITS THE PROJECTOR ID LIKE TO TAKE IT BAKE FOR A NEW ONE BEFORE ITS TO LATE. THANKS TO ALL WHO HELP