As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
JFK - CREW REPORTED EICAS MESSAGE FOR RUDDER RATIO WITH LIGHT AND AILERON LOCKOUT MESSAGE WITH LIGHT. EMERGENCY DECLARED FLIGHT RETURNED JFK LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED BOTH SAMS M525 AND M524. ALSO REPLACED LEFT AIR DATA COMPUTER. SYSTEM GROUND CHECK NORMAL OPERATION.