As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 4674 THE CREW REPORTED THE GREEN LIGHT FOR SMOKE DETECTOR IN LAVE DOES NOT LIGHT. THE AIRCRAFT WAS REMOVED FROM SERVICE. REPOSITIONED GREEN LED PERFORMED OPERATIONAL CHECK IAW CRJ 700 AMM 26-16-01. THE OPERATIONAL CHECK WAS GOOD NO FURTHER DEFECTS NOTED. THE AIRCRAFT WAS RETURNED TO SERVICE.