avr support

I was thrilled to get my Samsung UN46C7000 46" 3D LED TV and the BD-C6900 3D Bluray player. I set it up connected to my Pioneer AVR (VSX-9140THX, 5 months old and still the latest model from Pioneer.) 2D anything, no problem, 3D anything, no way. The problem is that 3D requires HDMI 1.4. Why...