As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING B-INSPECTION FOUND THE LAST ROW OF FLOOR STRIP EMERGENCY LIGHTS INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 4 EMERGENCY POWER SUPPLY BATTERY AND CHARGER IAW W/C # 33-700-19. THE OPERATIONAL CHECK WAS GOOD IAW W/C # 33-700-17. THE AIRCRAFT WAS RETURNED TO SERVICE.