As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW RECEIVED BRAKE DEGRADED MESSAGE ON EICAS WHEN LANDING GEAR WAS SELECTED DOWN FOR LANDING AT AIRPORT. PROBLEM REPORTED TO ATC WHO DECLARED AN EMERGENCY. AIRCRAFT LANDED WITHOUT INCIDENT. AFTER LANDING CREW REPORTED NR 3 BRAKE DISPLAYED COLD ON MFD WHILE 1, 2 AND 4 SHOWED WARM. MAINTENANCE PERFORMED FUNCTIONAL CHECK OF BRAKE SYSTEM IN ACCORDANCE WITH AMM 32-41-00 WITH NO DEFECTS NOTED.