As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED A BAGGAGE SMOKE INDICATION IN FLIGHT. BOTTLES WERE DISCHARGED AND ACFT PERFORMED AIR RETURN WITHOUT INCIDENT. NO EVIDENCE OF SMOKE OR FIRE NOTED BY FIRE PERSONNEL AFTER LANDING. MX R & R THE NR 1 BAGGAGE SMOKE DETECTOR WITH OPS CHECKS SUCCESSFUL. ALSO BOTH THE MAIN AND METERED BAGGAGE FIRE BOTTLES WERE REPLACED SINCE BOTH WERE DISCHARGED. ACFT WAS APPROVED FOR RETURN TO SERVICE.