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Aspen ACU air data to IFD
When an IFD is interfaced with an Aspen, if it has an ACU installed and NOT an ACU 2 , then the labels for air data are stripped out: To get around that, you will need to bypass the ACU with additional wiring to the IFD per their installation manual:
DFC90 with Aspen
When connecting the DFC90 to the Aspen PFD, the Aspen may require an 'unlock'. This is the responsibility of the shop and not Avidyne.
IFD Connected to Aspen EFD1000 Causes Aircraft To Fly 1 Dot Left On GPS APR
The IFD is providing all of the deviation data to the Aspen via ARINC 429 (digital) and the Aspen then sends that digital data to the ACU, which processes the information and outputs the analog equivalent to the autopilot. The way the Aspen does this is dependent upon what mode is selected on the Aspen. For insta…
IFD Interfaced with Aspen EFD1000
Intro to IFD Interfaces with EFIS Systems IFD Interfaced with Aspen EFD1000 Troubleshooting IFD Interfaces with EFIS Systems Main ARINC429 Config Page VOR/ILS 429 Configuration Page
