What was found
FLIGHT CREW NOTED A BURNING PLASTIC ODOR NEAR SEATS 19-20 ON CAPTAINS SIDE. SENT MESSAGE TO FLIGHT CONTROL AND MAINTENANCE RECOMMENDED TO TURN OFF IFE AND PULLED CIRCUIT BREAKER ON P11 PANEL. RAN IFE SYSTEM FOR TWO HOURS. INSPECTED SEAT MOUNTED OUTLETS AND INSPECTED PASSENGER READING LIGHTS. FOUND BLEED AIR DUCT DISCONNECTED BELOW ROW 21 ABC. REPAIRED DUCT AND PERFORMED SYSTEM TEST AND LEAK CHECKED NORMAL.