Replacement IO Board for NP550XDA / 550XDA — USB Audio Card Reader — REV:1.4 BA83-03814A | REV:1.0 BA83-1928A | NB2772

Compatible replacement I/O board for the NP550XDA / 550XDA laptop series. This board provides USB ports, audio connectivity and a card reader in a single assembly. Part and revision identifiers included: REV:1.4 BA83-03814A and REV:1.0 BA83-1928A, with part number NB2772. Use this board to restore malfunctioning or damaged USB/audio/card reader interfaces; confirm the revision number matches your laptop before ordering.