As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TYS, DURING A SCHEDULED INSPECTION THE DIGITAL PLATE AT FR20 & 22 WAS FOUND CORRODED IN SEVERAL PLACES. MAINTENANCE REMOVED AND REPLACED THE DIGITAL PLATE IAW EMB-135/145 SRM 51-40-02. THE REPAIR WAS SATISFACTORY AND THE AIRCRAFT WILL BE RELEASED UPON COMPLETION OF INSPECTION.