I did the same thing Jmooney did. But I also have to use Aux 2 to use speakers as that is the way mine is wired.
2010 Jayco Quest G2(SOLD)
2014 Jayco Eagle 33.5RETS
2007 Ram 2500 5.9L Cummins(SOLD)
2015 Ram 2500 6.7L Cummins 4WD