As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE BASE INSPECTION FOUND THE LEFT AND RIGHT OVERWING LIGHTS AND LAST 3 EMERGENCY LIGHT STRIPS INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED BATTERY POWER SUPPLY IAW AMM 33-50-04. THE OPERATIONAL CHECK WAS GOOD IAW EMB 140 AMM 33-50-00. THE AIRCRAFT WAS RETURNED TO SERVICE.