The Boeing Company
Maintenance over auxiliary power line

Abstract:

Systems, methods, and apparatus for maintenance over an auxiliary power line are disclosed. In one or more embodiments, a disclosed method for retrieving maintenance data from a unit on a vehicle comprises powering the unit by an auxiliary power line connected to the unit or powering the unit by a primary power line connected to the unit. The method further comprises retrieving, by a digital source controller, the maintenance data off of the unit via the auxiliary power line by using broadband over power line (BPL). Further, the method comprises providing power to the auxiliary power line by the digital source controller. In one or more embodiments, the maintenance data comprises built in test (BIT) data, built in test equipment (BITE) data, health management data, configuration data, at least one hardware (HW) part number, and/or at least one software (SW) version number.