As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CARGO SMOKE LIGHT ILLUMINATED IN FLIGHT, THE NR 1 CARGO EXTINGUISHER FIRE BOTTLE WAS FIRED. EMERGENCY GROUND EVACUATION WAS CONDUCTED INCLUDING PULLING BOTH FIRE HANDLES AND FIRING BOTH ENGINE FIRE BOTTLES. MAINTENANCE REPLACED BOTH CARGO SMOKE DETECTORS AND ALL BLOWN FIRE BOTTLES.