As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING APPROACH, CABIN FIRE ALARMS STARTED CHIMING WITH NO INDICATIONS OF WHERE ALARM WAS COMING FROM. F/A'S REPORT FAINT ELECTRICAL ODOR. PERFORMED SMOKE IN CABIN INSPECTION WITH NO ODOR OF ELECTRICAL COMPONENTS AND NO ELECTRICAL MALFUNCTIONS NOTED.