Genuine Dell original OEM IO Circuit Board, sometimes called a Databoard or Daughterboard- this houses one USB port, CMOS battery connector, and one SD Card Reader Slot- compatible with the Inspiron 17 (3780) systems .

Compatible Dell Laptops/Notebooks:
-Inspiron 17 (3780)

DPN: 8W6F5

alternate Part Number's:
CAL70_IO_BOARD_FFC
NBX00028F00