Installation manual

Installation
Apollo MX20 Installation Manual
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4. A typical installation will have all functions enabled except those noted above based on what
hardware is installed in the aircraft.
2.7.2 EXTERNAL DATA SOURCE
This menu allows the software to assign ports to the installed sensors.
1. Press the DATA smart key while still in the INSTL function.
2. Ensure the External Data Sources pages of the MX20 have the desired configuration. Modifications
can be made using the line select keys. Port allocations must match how the system is wired. Set port
source to None if the hardware is not installed. The Internal GPS Position Source, when present, must
always be configured to Port 3. If the altitude data is supplied from the GX model unit, the Altitude