Service continues freezing up during live tv as well as watching dvr. Tried reset,tri

As described above. My service is freezing up constantly. I believe its the HD DVR receiver. It freezes up during live Tv as watching recordings. I've tried hard reset. Refresh ect. Nothing helps. Do I need to replace the HD DVR yet again???

This question, "SERVICE CONTINUES FREEZING UP DURING LIVE TV AS WELL AS WATCHING DVR. TRIED RESET,TRIED REFRESH," is about DirecTV channels, programming, equipment, and sports.