As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BTV/BOS - FLT 4329 - DURING FLIGHT, PILOT HAD A CARGO SMOKE WARNING LIGHT ILLUMINATE. CARGO FIRE BOTTLE WAS DISCHARGED. AIRCRAFT DIVERTED TO MHT. MAINTENANCE WAS DISPATCHED TO AIRCRAFT AND FOUND NO EVIDENCE OF FIRE IN CARGO COMPARTMENT. AIRCRAFT WAS FLOWN TO PSM WITH CARGO FIRE SYSTEM MEL'D. CARGO SMOKE DETECTOR WAS REPLACED AND CARGO FIRE BOTTLE WAS REPLACED IAW SAAB AMM CHAPTER 26. S/N FWD - A3744. S/N AFT - A2555. (X)