Toshiba Satellite S55T-B5000 Series Ethernet LAN Port Board with Cable A000300540.Toshiba Part Number: A000300540Compatible Part Numbers: DA0BLNPC8C0 3RBLNLB0000Compatible Model: Toshiba Satellite S55T-B5150 S55T-B5233 S55T-B5234 S55T-B5260 S55T-B5273 S55T-B5273NR S55T-B5335