As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
JFK - EMERGENCY LIGHTS AT LEFT NUMBER THREE AND LEFT NUMBER FOUR DOOR EXIT SIGNS INOPERATIVE. REPLACED BATTERY PACK AND CHARGER M1210 FOR EMERGENCY LIGHTS AT LEFT NUMBER THREE AND LEFT NUMBER FOUR DOOR EXIT SIGNS. SYSTEM GROUND CHECKED NORMAL OPERATION.