What is the order of priority for sources for FMS Navigation?
GPS
DME/DME
VOR/DME
IRS
How long is the nav database valid for?
28 days
When is the flight plan considered closed?
When the last way point is the destination
If all data is lost from the sensors, what does the FMS do?
It goes into DR (Dead Reckoning) mode, using AHRS/IRS, using airspeed, heading and wind data.
What data base would a pilot determined waypoint be stored in?
Custom database
What is used to input data into the FMS?
CDU
The MCP / FMS drives Lat Nav
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Do the AHRS and the IRS have the same power source?
Yes
How many flight plans can be stored?
Up to 200