my cd changer was working fine now it doesnt spit out the cartridege that hold cd's. it just makes a clicking noise like it does spit out compartment but it doesnt... i had disconnected all wires than hooked it back up and it ejected cartridge.. i thought it was fixed so i pushed power and it said error again on every tracke i would go to.. so i tryed to eject and it didnt want to anymore even after i had disconnected everything again. .. anyone know what this is?