What was found
CREW INFO FOR ODOR IN 'E' SECTION OF CABIN. ODOR IS A PLASTIC BURNING SMELL. AC IN CRUISE. FLT CREW NOTED THAT AC SYSTEM HAD NORMAL INDICATIONS. NO BLEED OR ELECTRICAL ANOMALIES. IN FLIGHT CREW NOTED THAT SMELL DISSIPATED WHEN IFE SYS - VIDEO SYS OFF. TURN SYS BACK ON ODOR CAME BACK, CREW SHUTOFF RECIRC FANS AND SMELL DISSIPATED. ISOLATED RECIRC FANS REVEALED NO ANOMALIES. NOTED HIGH DUCT TEMPS FOR E ZONE AT IDLE 160 DEGREES. VIDEO BOXES 021-8279, 021- 8280 ORDERED TO LRES IF NEEDED. CHECK & INSPECT ENTERTAINMENT WIRING IN SEAT BOXES UNDER SEATS BACK FROM 14F THUR 15J AND 17G THUR 21J. INSPECTED ABOVE STATED BOXES AND FOUND BIG CLUMP OF PLAY-DOH MOLDED AROUND WIRES UNDER SEAT 17G. REMOVED PLAY-DOH.