As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
JFK - CREW REPORTED DUEL FLIGHT MANAGEMENT COMPUTER FAILURE. EMERGENCY DECLARED, LANDED JFK WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED RIGHT FLIGHT MANAGEMENT COMPUTER AND CROSS LOADED SOFTWARE AS PER MM34-61-00-2. SYSTEM GROUND CHECKED NORMAL OPERATION.