ok i have updated my cables from e36 to e46 cable so to fit my cd changer.. now in the pics there is the 2 plugs that go into the changer, and 1 that goes into the sterio...all good...! now...as you see there are 3 more that are the same as what is on the small plug that goes into the changer, earth,somit,somit??? i take it that plug is the power plug? other data cable? soo what im wanting to know is where tose 3 cut wires go??