As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DECLARED EMERGENCY. THE AFT CARGO FIRE LIGHT ILLUMINATED ALONG WITH FIRE WARNING BELL, 1ST FIRE BOTTLE DISCHARGED AND FIRE LIGHT WENT OUT. SECOND BOTTLE THEN DISCHARGED. FIRE LIGHT STAYED OUT, NO VISIBLE SMOKE, FUMES OR FIRE NOTED IN CABIN OR COCKPIT. INSPECTED AFT CARGO COMPARTMENT, NO EVIDENCE OF FIRE. REMOVED AND REPLACED FIRE BOTTLES PER MM.