I am connecting adding a AV receiver to my TV and I am unable to make it work. DIRECTV HR21/100 HDDVR YAMAHA RX V377 SONY BRAVIA flat screen Connecting the DVR HDMI to the YAMAHA AV HDMI INPUT Connecting the AV out to the TV HDMI in on the TV 1. I get no picture except a pinkish screen 2. No...