As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE INSPECTION FOUND MID CABIN CEILING FORWARD EMERGENCY EXIT LOCATOR SIGN TO BE INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 6 EMERGENCY LIGHT DC/AC INVERTER IAW ERJ 140 AMM 33-50-11. THE OPERTIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.