As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GRU BRAKE SOURCE EICAS CAME ON. EMERGENCY DECLARED FLIGHT LANDED GRU WITHOUT INCIDENT. AIRCAFT REMOVED FROM SERVICE. DEFERRED BRAKE SOURCE IND SYSTEM INOPERATIVE IAW MEL 32-15A MEL. REPLACED BRAKE METERED PRESSURE TRANSDUCER M32124 AT MIA ON 10/26/2013. SYSTEM GROUND CHECKED NORMAL OPERATION CLOSED.