As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON APPROACH, WHILE DECENDING, CREW OBSERVED BAGGAGE SMOKE WARNING ANNUNCIATION. FOLLOWING AFM PROCEDURES, CREW DECLARED EMERGENCY AND DIVERTED WHERE EMERGENCY EQUIPMENT WAS STANDING BY. AFTER LANDING, CREW PULLED OFF RUNWAY ON TO TAXIWAY AND WITH THE PASSENGERS,EVACUATED THE ACFT. ON SITE MX FOUND THE FWD BAGGAGE AREA CLEAR AND NO SIGNS OF SMOKE OR FIRE. THE AFT BAGGAGE ARE HAD AN ODOR LIKE ELECTRICAL OVERHEATING SUSPECTING THIS THE CAUSE OF THE WARNING. THE AFT SMOKE DETECTOR WAS REPLACED AND OPS CHECKED SATISFACTORY. ACFT WAS RETURNED TO SERVICE.