As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MIA - INFLIGHT JFK-GRU. CREW REPORTED BOTH HIGH FREQUENCY RADIOS INOPERATIVE. EMERGENCY DECLARED FLIGHT DIVERTED MIA LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACE LEFT AND RIGHT HIGH FREQUENCY COUPLERS M23102 AND M23202. SYSTEM GROUND CHECK NORMAL OPERATION.