As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE BASE VISIT FOUND THE AFT NR 3 EMERGENCY FLOOR PROXIMITY LIGHTING STRIPS TO BE INOPERATIVE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED NR 4 BATTERY POWER SUPPLY IAW EMBRAER AMM 33-50-04. THE OPERATIONAL CHECK WAS GOOD IAW EMBRAER AMM 33-50-00. THE AIRCRAFT WAS RETURNED TO SERVICE.