As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE RED AFT CARGO BIN FIRE LIGHT ILLUMINATED BRIEFLY, EXTINGUISHED FOR ABOUT 30 SECONDS, AND THEN CAME BACK ON AND STAYED ON. MAINTENANCE INSPECTED THE AFT CARGO BIN AND FOUND NO EVIDENCE OF SMOKE OR FIRE. MAINTENANCE DID FIND LUGGAGE WEDGED AGAINST SMOKE DETECTOR NR 2. AS A PRECAUTION SMOKE DETECTOR NUMBER 2 AND THE OVERHEAD CARGO SMOKE CONTROL PANEL WERE BOTH REPLACED. THE AIRCRAFT WAS RETURNED TO SERVICE.