As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND SMOKE IN FORWARD LAV WHILE DEPLANING PASSENGERS. ODOR LIKE ELECTRICAL SMOKE. DISCOVERED BY CAPTAIN. IMMEDIATELY REMOVED ELECTRICAL POWER FROM AIRCRAFT. MAINTENANCE DEPARTMENT PERSONNEL REPLACED LIGHT BALLAST AND ELECTRICAL CONNECTER. SYSTEM OPERATIONAL CHECK NORMAL. ACFT OK TO RETURN TO SERVICE.