As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE INSPECTION THE LEFT AFT EMERGENCY LIGHT WAS DISCOVERED INOPERATIVE. MAINTENANCE PERSONNEL REMOVED AND REPLACED A FUSE FROM THE NR 4 EMERGENCY BATTERY PACK. A SATISFACTORY OPERATIONAL CHECK WAS PERFORMED AND AIRCRAFT WAS RELEASED FOR CONTINUED SERVICE.