What was found
BOS - EMERGENCY LIGHTS AT AFT OVERWING EXIT INOPERATIVE. REPLACED BATTERY PACK AT SEAT ROW 21DEF FOR EMERGENCY LIGHT AT AFT OVERWING EXIT. SYSTEM GROUND CHECKED NORMAL OPERATION.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
BOS - EMERGENCY LIGHTS AT AFT OVERWING EXIT INOPERATIVE. REPLACED BATTERY PACK AT SEAT ROW 21DEF FOR EMERGENCY LIGHT AT AFT OVERWING EXIT. SYSTEM GROUND CHECKED NORMAL OPERATION.