As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
A LOWER CARGO FIRE ANNUNCIATOR ILLUMINATED ON SHORT FINAL APPROACH. THE FLIGHT CREW DECLARED AN EMERGENCY AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND DEFERRED THE CARGO SMOKE DETECTION SYSTEM IAW DC-9 MEL. ON 03/25/01, MAINTENANCE REPLACED THE SMOKE DETECTOR CENTRAL CONTROL UNIT AND REMOVED THE DEFERRAL.