What do the LED colors on the upper GPS unit mean? What modes can the GPS be in? Kevin Morin March 28, 2020 16:17 Updated Here is the LED mapping guide for the ProNav upper unit Related articles Something is wrong with my bot. What should I try? Hardware and software version notes How to setup Nexus 5X or Pixel 2 if mine needs to be replaced My Minn Kota motor has failed. How do I have it serviced? Comments 0 comments Please sign in to leave a comment.