As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - CREW REPORTED RIGHT GENERATOR FAILED WITH AUXILIARY POWER UNIT ON PLACARD. EMERGENCY DECLARED FLIGHT RETURNED DFW LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED RIGHT ENGINE GENERATOR AND CONSTANT SPEED DRIVE. SYSTEM GROUND CHECK NORMAL OPERATION.