As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - FLT 5193 - CARGO SMOKE WARNING LIGHT ILLUMINATED. DISCHARGED NR 1 FIRE EXTINGUISHER. RETURNED TO FIELD. INSPECTED CARGO BAY WITH NO EVIDENCE SMOKE FOR FIRE. REMOVED AND REPLACED BOTH CARGO SMOKE DETECTORS AND NR 1 FIRE EXTINGUISHER. AIRCRAFT RETURNED TO SERVICE. (M)