What was found
THE CEILING PANELS 1-8, 11-13, AND OVERWING EXIT EMERGENCY LIGHTS ARE INOPERATIVE. MAINTENANCE REPLACED THE BATTERIES AT B5-227, B5-120, B5-231, AND REPLACED THE POWER SUPPLY UNIT B5 -227 REF B717 AMM 33-51. OPERATIONAL CHECK IS GOOD. (LP #6727999)