This is the IO Circuit Board, sometimes called a Databoard- this houses the Audio port, one USB 3.0 port, SD Card Slot, and RJ-45 Network port; that connects to the 5323 Motherboard.
Compatible Dell Laptops/Notebooks:
Inspiron 13z (5323)
DPN: P0WYY
alternate Part Number's:
N41/N
FVS 05
DA0R07PI6D1