As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING B INSPECTION FOUND THE RIGHT WING INTERIOR EMERGENCY EXIT DOOR UPPER EXIT SIGN INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE RIGHT WING INTERIOR EMERGENCY EXIT DOOR UPPER EXIT SIGN INVERTER. THE OPERATIONAL CHECK WAS GOOD IAW EMB AMM 33-50-11. THE AIRCRAFT WAS RETURNED TO SERVICE.