Got power but no sound BT8100
I recently got a BT8100 with the fast-9999 wiring kit. I wired everything up and I have power but the sound is extremely low. Basically nothing. I have a single rca jack on the back of my JVC unit so I have used a y splitter to connect the rca's. I have also tried connecting just one of the rca's as well. I also have tried just using the high level inputs and they didn't work either. I even brought power from the battery back to the sub. What am I missing. I just know it's something dumb.
I am using: