sony xplod cdx-4005 wiring Q
 

this is the problem i am having after buying second hand HU.i have it
installed no problems but i am left after using all the usual wires 4x
speakers,ground,power,remote,auto antena. i am left with 2 extra wires
both the same colour (like speaker wires?)it also has 2 sets pre-amp
outs i am just using the rear outputs to run 2x 10"subs and a 800w amp
all i want to know is what the other wires are for,i'm not game enough
to just try them on speakers or anything till i know for sure what
they are...thanx in advance to all that try to help me out..diagram
would be nice please..
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