As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOR FLIGHT 3348 FOUND THE LEFT UPPER EMERGENCY EXIT DOOR HATCH LIGHT TO BE INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED NR 4 INVERTER IAW EMB AMM 33-50-11. THE EMERGENCY LIGHTING SYSTEM OPERATIONAL CHECK WAS GOOD IAW EMB AMM 33-50-00. THE AIRCRAFT WAS RETURNED TO SERVICE.