Mar 21, 2009 #1 M michaelt Member Joined May 20, 2008 Messages 106 Reaction score 0 Points 16 I have a hummingbird 785c gps unit and i cannot find the cartogrpahy chips for it can i use garmin or magelin chips in the unit?
I have a hummingbird 785c gps unit and i cannot find the cartogrpahy chips for it can i use garmin or magelin chips in the unit?