Inspection of navigation system on Embraer 195?

Question

How is the maintenance option on the navigation page on the MCDU can be used to detect and solve malfunctions on Embraer 195 jet liner that has Honeywell EPIC primus hardware installed.

Answer 1

I just think that you should find this answer in another place. It´s frightening the possibility that people are flying in a plane in which the pilot learned to fly it in "Yahoo questions".