As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SAV - FLT 4020 - CREW REPORTED DURING DESCENT, THE NR 1 ENGINE CONTROL 'B' FAILED AND THE ENGINE WAS SHUT DOWN. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT THEN REMOVED AND REPLACED FADEC 1A IAW EMB-145 MM 73-22-01. OPERATIONAL CHECKS WERE SATISFACTORY, AIRCRAFT RELEASED FOR SERVICE. (X)