I have Sony XBR-75-850D 4K TV connected to a C61-700 mini. In between the mini and the TV is Integra 40.6 amp and a Binary B-540 Balun. The amp and balun are both 4K HDCP 2.2. I have D*tv coming out to investigate and try to figure the problem. Any suggestions? I have my house run on Control 4.