Samsung ML-1651N - Manual (Page 138)

If you have a printer with 10/100Base-TX network interface
card installed (standard for ML-1651N, option for ML-1650),
you can connect to an Ethernet network. Use a Category 5
twisted pair cable with RJ-45 connectors for 10/100Base-T
Ethernet.
1 Plug one end of the network cable into the twisted-pair
connector on the back of the printer.
2 Connect the other end to the network hub.
Network Connection
Macintosh Installation
Note: You must configure your printer for the network. For
information about configuring your printer, refer to the
Network User’s Guide.
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