Quote: Originally Posted by
Bluewagon 
Ok, so i just responded to this thread, but for some reason it is not showing up? Anyway, I did some research, and apparantly my H/U does not have the RCA ins, but rather another set of preamp outs. Another question that I have, is if I plugged in my MP3 player into those preamp outs and set the H/U to "AUX", then why did I get sound out of my speakers? The sound was extremely faint, however.
No.
Think about it logically. You need the signal from your mp3 player to go
IN the headunit.
The preamp
OUTs are for a signal leaving the headunit.
How you got any sound out of it (no matter how faint), I have no idea.