As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE BASE VISIT FOUND THE CABIN OVERHEAD PANEL INNER EXIT LOCATOR SIGN AND EXIT MARKING SIGN BESIDE LEFT EMERGENCY EXIT DOOR TO BE INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED NR 5 INVERTER IAW EMB-135 AMM CHAPTER 33-50-11. THE OPERATIONAL CHECK WAS GOOD, NO DEFECTS NOTED. THE AIRCRAFT WAS RETURNED TO SERVICE.