As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAO INFLIGHT MIA-GRU. CREW REPORTED SMOKE IN CABIN. EMERGENCY DECLARED FLIGHT DIVERTED MAO LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. DEACTIVATED & PLACARDED RT HAND EQUIPMENT COOLING FAN IAW MEL. FLIGHT CONTINUED TO DESTINATION. REPLACED RT HAND EQUIPMENT COOLING SUPPLY FAN AT MIA ON 01/09/2014. SYSTEM GND CHECKED NORMAL OPERATION CLOSED.