As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INFLIGHT AT FL330, THE MAIN CARGO SMOKE NR 1 (FORWARD) LT ILLUMINATED, FOLLOWED RED TABS AND PHASE ONES DIVERTED. WARNING LT WENT OUT ON FINAL APPROACH THREE CREW DETECTED A FAINT ABNORMAL ODOR AFTER LANDING AND CARGO DOOR OPEN. REMOVED AND REPLACED NR 1 SMOKE DETECTOR. PREMATURE REMOVAL, INSTALLATION OFF MFG 7740-01, ON MFG 7740-01.