your cross over on your bass amp should be on LP or LowPass
your cross over on the componet speaker amp should be on Full or AP(allpass) or some put it on hp(high pass)
if your speaking of the actuall cross overs for your speakers it should have 2 connections on one end and 4 on the other end the side with 2 should be the input and that will be coming from your deck and the 4 output wires 2 will go to the speaker and 2 will go to the tweater they should be labled
