cant hear sound from my avic-n3 but when i turn on my subs the subs work but not the front and back speckers.. dos any1 noe wats wrong???

In english and with a little more punctuation please. And details of the equipment would help as well.

shot in the dark since there so little info.. but did you connect the factory amp turn on lead to the wire harness, or did you just send it on back to the amp for the subs.