Blue solid- remote wire for an external amp (tells it to turn on)

Blue/white- for an antenna that goes up and down (power antenna), you wont use this.

violet/white- should connect to your back up camera

orange-connects to the dash dimmer when you turn on your headlights

Black-ground

Red- power


Thats a pretty nice head unit, let me know how you like it and if you have any more problems installing it.