As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER LANDING IN ATL WHILE WAITING FOR GATE, LEFT GENERATOR OFF AND A/C CROSS TIE ILLUMINATED. WHILE COMPLETING QRH PROCEDURES LEFT ENGINE FIRE LIGHT ILLUMINATED AIRCRAFT BEHIND SHIP 947 REPORTED SMOKE. CREW ACCOMPLISHED ENGINE FIRE PROCEDURES INCLUDING FIRING BOTH FIRE BOTTLES. MAINTENANCE FOUND UNCONTAINED GENERATOR FAILURE AND EVIDENCEOF FIRE. NUMBER 1 ENGINE CHANGE.