What was found
ON A FLIGHT INBOUND THE CREW REPORTED AN ELECTRICAL BURNING ODOR AND ARCING NOISE COMING FROM THE OVERHEAD BIN AREA AT ROW 1 ON THE LT SIDE. MAINTENANCE INVESTIGATION FOUND AN ELECTRICAL CONNECTOR SHORTED, BURNED AND MELTED ABOVE THE LT ROW 1 OVERHEAD BIN. THIS WIRING HARNESS IS FOR THE CABIN OVERHEAD LIGHTS. THE FAILED CONNECTOR IS PART OF HARNESS BC5-0530-901. THE CONNECTOR HOUSING P/N IS 1-640511-0 AND THE CONNECTOR SOCKET P/N IS 1-640521-0. THE CONNECTOR WAS REPLACED AND WIRING REPAIRED.