What was found
MAINTENANCE FOUND SEVERAL EMERGENCY LIGHTS OUT IN THE CABIN DURING THE TURN AROUND CHECK. TROUBLE SHOOTING PER MD88 SSM 33-51 FOUND THE BATTERIES B5-123, B5-259, B5-118, B5-121, AND B5-119 TO BE BAD AND REPLACED THEM PER B717 AMM 33-52. ALL OPERATIONS ARE NOW NORMAL. (LP #5591017)