As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT, RECEIVED A CARGO SMOKE WARNING. FIRE BOTTLE DISCHARGED AND ACFT LANDED. MX INSPECTED AND FOUND NO INDICATION OF FIRE OR SMOKE. MX R & R THE HIGH RATE BAGGAGE FIRE BOTTLE. SYS OPS CHECKED GOOD. MAINTENANCE INSPECTED THE FIRE WARNING SYSTEM AND FOUND NO DEFECTS. SYSTEM OPS CHECKED GOOD.