As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE BASE VISIT FOUND THE AISLE 12 EMERGENCY LIGHTS TO BE INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 3 EMERGENCY BATTERY AND BATTERY CHARGER IAW W/C 33-700-19. THE AIRCRAFT WAS RETURNED TO SERVICE.