As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
XNA - FLT 3603 - DURING APROACH, THE CARGO SMOKE WARNING LIGHT ILLUMINATED. DISCHARGED BOTH FIRE EXTINGUISHERS. VERIFIED EVENT AS A FALSE WARNING. REMOVED AND REPLACED BOTH CARGO SMOKE DETECTORS IAW EMB-145 AMM 26-15-00. NO FURTHER DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE. (X)