What was found
SMOKE IN AFT GALLEY. FLIGHT ATTENDANTS AND CREW DETERMINED THAT THE SMOKE WAS ORIGINATING FROM BEHIND THE CONTROL PANEL OF NR 6 OVEN AND NOT FROM CONTENTS BEING COOKED. THE OVEN INSERT WAS REMOVED, CIRCUIT BREAKER FOR NR 6 OVEN PULLED AND POWER TO AFT GALLEY REMOVED. AIRCRAFT DIVERTED TO BOS AND EMERGENCY DECLARED. A NON-EVENTFUL LANDING WAS ACCOMPLISHED. OVEN WAS REMOVED AND INSPECTED OF THE CONNECTORS WAS ACCOMPLISHED OVEN BLOWER MOTOR WAS OVERHEATING.