As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOR FLIGHT 3774 DURING PREFLIGHT INSPECTION THE FLIGHT ATTENDANT REPORTED THE MEGAPHONE INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE - DELAYED UNTIL MEGAPHONE WAS REPLACED. REMOVED AND REPLACED THE MEGAPHONE WITH A SERVICEABLE UNIT. THE AIRCRAFT WAS RETURNED TO SERVICE.