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EX5000 Entegra PFD - Invalid Chassis ID
‘INVALID CHASSIS ID’ - if getting the invalid chassis ID, and intermittent softkey functionality, on a SINGLE PFD installed aircraft, the PFD needs to be sent in for service. Generally, the Invalid Chassis ID message, will occur on dual PFD installed aircraft, is caused by a wiring issue. Check the wiring diagrams…
DAU Aircraft Type Designator for Piper Seminole PA44-180 and Piper Seneca V PA 34-220T
If the MFD has a message that says "DAU Not Configured for Aircraft Type" or something to that effect. Have shop check the Aircraft Type Designator / Strapping wire per the Piper Maintenance Manual. This is nothing more than a ground wire that configures the aircraft type. For Example Piper Seminole DAU Connecto…
