As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE INSPECTION FOUND THE OVERWING EMERGENCY EXIT LOCATING SIGN ASSEMBLY AFT SIDE OF CEILING PANEL LOOSE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE OVERWING EMERGENCY EXIT LOCATING SIGN AFT ASSEMBLY OF CEILING PANEL 253CLC IAW EMB145 AMM 33-50-15. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.