Help! China Red brick 200amp ESC, will not initiate programming or run Mtr's

I am using Pixhawk 4 with the supplied power distribution board, Taranis XD9, Frsky RX8R Pro receiver. I hooked up asper instructed, I get 10 short musical tones repeating over and over with 6 second pause between the 10 notes. It will not respond to radio input or run motors in any fashion. Any help would be greatly appreciated.