How to. hi i just recived this finedrive 400 and in the manual it dosen't say how to on? any

Question

hi i just recived this finedrive 400 and in the manual it dosen't say how to on? any ideas??? i plug in the car and nothing it says in the manual "step 4 slide gps in holder step 5 turning gps on and off " thatss it if u guys can help that would be a big plus for me hehe thanks again