As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMOKE CARGO RED WARNING ON THE GND, NO FIRE DETECTED, CARGO BOTTLES NOT DEPLOYED. PERFORMED VISUAL INSPECTION OF CARGO COMPARTMENT & SMOKE DETECTORS, NO DEFECTS NOTED AT THIS TIME. NO PRESENCE OF SMOKE OR FLAME IN THE CARGO COMPARTMENT. CONFIRMED CARGO COMPARTMENT IS EMPTY, DEACTIVATED SMOKE DETECTORS IAW AMM 26-15-00, M ACTION COMPLIED WITH. REPLACED FWD CARGO SMOKE DETECTOR IAW AMM 26-15-01. OPERATIONS CHECKED OK. REMOVED PLACARD & MEL.