As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3720 THE CREW REPORTED THE NR 4 CEILING EMERGENCY FLOOD LIGHT INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. RE-SECURED THE NR 3 EPSU CONNECTOR IAW CRJ-700 AMM 33-51-17. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.