Accessing the compass deviation indicator Select MENU.Select Set-up.Select Diagnostics.Select About Pilot. The details related to the pilot diagnostics are displayed. Scroll down to the bottom of the list to view the entry for Deviation. Note If “- -” is displayed as the Deviation value, it means that linearization has not been successfully completed yet. Parent topic: Compass linearization — Evolution autopilotsNext topic: Adjusting the Compass Offset