What was found
DCA - MAINTENANCE REPORTED THE AFT MEGAPHONE INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE AFT MEGAPHONE. OPERATIONAL CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DCA - MAINTENANCE REPORTED THE AFT MEGAPHONE INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE AFT MEGAPHONE. OPERATIONAL CHECK GOOD.