As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMOKE BEGAN COMING OUT OF THE AFT GALLEY OVEN CONTROL PANEL WHILE EN ROUTE TO EWR. THE SMOKE STOPPED WHEN OVEN WAS TURNED OFF. THE FLIGHT CONTINUED WITHOUT FURTHER PROBLEM. MAINTENANCE FOUND NO EVIDENCE OF FIRE. THE AFT GALLEY OVEN WAS REMOVED AND REPLACED. OPERATION OF THE OVEN CHECKED GOOD. NO OTHER DEFECTS WERE FOUND.