frenchy oo7

Need some help on wiring a amp to my icc unit I read about wiring RCA plugs to the back of unit, but I have the plug that runs the sat/nav,rev/cam but I would like to find out if I can run it with that plug. I have the premium sound 6cd. I have heard that you can do it but knowone has any wiring diagrams , can any one help that would be great.