As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE INSPECTION, THE AISLE PATH LIGHTING AT 18A TO 24A WAS FOUND TO BE INOPERATIVE. MAINTENANCE R & R THE NR 4 EMERGENCY LIGHT BATTERY PACK, OPERATIONALLY TESTED WITH NO DEFECTS NOTED. THE ACFT WAS APPROVED FOR RETURN TO SERVICE ON 09/21/16.