As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE OVEN AT LOCATION 1-26 BEGAN TO EMIT SMOKE DURING THE COOKING CYCLE. THE FLIGHT CONTINUED ON TO NRT AND LANDED UNEVENTFULLY. MAINTENANCE WOULD REPLACE BOTH THE AFFECTED OVEN AND OVEN CONTROLLER, THE SYSTEM OPERATED NORMALLY AFTER THE OVEN AND CONTROLLER WERE REPLACED.