As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FRA INFLIGHT T84/20AUG - DURING FLIGHT RECEIVED AFT CARGO HEAT OVERHEAD STATUS MESSAGE AND SEVER CIRCUIT BREAKERS RELATED TO AFT AND BULK CARGO HEAT SYSTEM TRIPPED. AFTER NORMAL LANDING SMOKE REPORTED IN CABIN AND EMERGENCY DECLARED. PASSENGERS DEPLANED AND NO INJURIES SUSTAINED. FERRIED AIRCRAFT TO AFW. REPAIRED WIRE BUNDLE W580. SYSTEM GROUND CHECKED NORMAL OPERATION.