As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOR FLIGHT 3788 MAINTENANCE FOUND A SECTION OF EMERGENCY LIGHTING, FLOOR STRIP AND BOTH OVERWING EXITS, NOT ILLUMINATING. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE EMERGENCY POWER SUPPLY UNIT NR 3 CHARGER ASSEMBLIES AND BATTERY IAW 33-50-04. THE OPERATIONAL CHECK WAS GOOD IAW AMM 33-50-00. THE AIRCRAFT WAS RETURNED TO SERVICE.