IFD500 Series Pilot Guide
1-2 System Overview
INTENDED FUNCTION
This manual describes the operation of the Avidyne IFD5xx series
of equipment. Not all capabilities described herein are applicable
to every model in the series. The IFD540 is the basis for
capabilities described in the manual. Differences from the
IFD540 are specifically identified throughout the manual.
IFD540
The Avidyne IFD540 is a GPS, VHF Communication, and VHF
Navigation transceiver whose primary function is to conduct VHF
communication and navigation, and to serve as the primary
navigation system for VFR and IFR VHF and GPS navigation and
instrument flying, provided it is connected to an external
navigation source selection annunciator and a CDI/HSI indicator
that is installed in the required field of view.
IFD540 Integrated Flight Display
Supplemental IFD functions include a moving-map, flight
management system (FMS), electronic charts, checklists, and a
number of timer and calculator types of utilities. Optional IFD
functions include control and display of remote transponders,