As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOR FLIGHT 4123 DURING PREFLIGHT INSPECTION THE CREW FOUND THE RIGHT EMERGENCY EXIT ROW DOME LIGHT INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE EMERGENCY LIGHT IAW EMB AMM TASKS 33-50-08-000-801-A AND 33-50-08-400-801-A. THE AIRCRAFT WAS RETURNED TO SERVICE.