As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EFD - DURING MAINTENANCE INSPECTION, SEVERAL EMERGENCY AISLE PATH LIGHTS WERE FOUND INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE AFFECTED EMERGENCY LIGHT BATTERY PACK IAW ATR 42-320 MM 33-50-02, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. (X)