I need to know why my pioneer cd player isnt putting out sounddehx8587

I need to know why my pioneer cd player isnt putting out sounddehx8587 my cart stero isnt putting out sound everything else is working do I have the wires hooked up wrong I am getting don't have service or could I have the frequice wrong it has a wire that's for a dimmer and a blue one for power antenna I don't have thaty either