As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CREW REPORTED A BAGGAGE SMOKE WARNING ON EICAS. THE CREW DISCHARGED THE BAGGAGE FIRE EXTINGUISHERS AND THE ACFT RETURNED TO DEPARTURE WHERE IT LANDED WITHOUT INCIDENT. MX INSPECTED THE ACFT AND R & R THE FORWARD BAGGAGE SMOKE DETECTOR, OPS TESTED WITH NO DEFECTS, AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.