As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT IFP, FORWARD EMERGENCY CABIN LIGHTS WERE DISCOVERED TO BE INOPERATIVE. MAINTENANCE DISCOVERED THAT THE FORWARD EMERGENCY BATTERY PACK HAD FAILED. MAINTENANCE REMOVED AND REPLACED THE FORWARD EMERGENCY BATTERY PACK. THE SYSTEM WAS OPERATIONALLY CHECKED, AND NO DEFECTS WERE NOTED. AIRCRAFT WAS RETURNED TO SERVICE. (M)