What was found
REF. L/P 6762233 EMERGENCY LIGHT SYSTEM TEST FAILS, LEFT AND RIGHT FRONT HALF OF BUSINESS CLASS CABIN PATH LIGHTING FAILS TO ILLUMINATE USING FLIGHT ATTENDANT PANEL AND/OR FLIGHT DECK SWITCH. REF. L/P 6762233 FOR CORRECTIVE ACTION, RPL BATTERY AND CHARGER REF AMM 33-51-07 GRD OPS NORN FROM FLT PNL AND FLT DECK SWITCH OPERATION BATTERY PACK AND CHARGER ITM NUMBER M737 R&R, GRD OPS NORM NO DEFECTS NOTED