As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MIA INFLIGHT T1047/16OCT - NUMBER ONE ENGINE GENERATOR FAILED AND CREW WAS UNABLE TO ESTABLISH POWER WITH AUXILLIARY POWER UNIT (APU). LANDED MIA WITHOUT INCIDENT. REPLACED NUMBER ONE ENGINE ELECTRONIC CONTROL UNIT AND SERVICED INTEGRATED DRIVE GENERATOR. PLACARDED APU. SYSTEM GROUND CHECKED NORMAL OPERATION.