As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: BOTH AUTOPILOTS INOPERATIVE IN FLIGHT, AIRCRAFT RETURN TO AND LANDED SAFELY AT JFK. FOUND AUTO STAB TRIM CUTOUT-TRIM CUTOUT FAULT ON DFCS BITE CHANNEL "A" AND "B". RETURNED THE STAB TRIM CUTOUT SWITCH TO THE NORMAL POSITION. RAN SPEED AND STAB TRIM LIBRARY TEST 32 AS PER FIM 22-13-00-810-813. ALL TEST PASSED FOR CHANNEL "A" AND "B".