As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BNA- WHILE PERFORMING MAINTENANCE THE MECHANIC NOTED THAT THE AISLE PATH EMERGENCY LIGHTS WERE JNOPERATIVE. BNA- MAINTENANCE REMOVED AND REPLACED THE #2 EMERGENCY LIGHT BATTERY. PERFORMED A OPERATIONAL CHECK, NO DEFECTS NOTED, AND, THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.