Installing Options > 77I NSTALLING THE NETWORK AND SERIAL INTERFACE CARDTo install any of the above options, follow the detailed installation sheet that accompaniesthe option.O PTION ORDER NUMBERSOPTION MODEL ORDER NUMBERPull Tractor ML5720/ML5790 44753902ML5721/ML5791 44754002Cut-sheet Feeder Single Bin ML5720/ML5790 44497402ML5721/ML5791 44497502Roll Paper Stand ML5720/ML5790 YA4053-1057G015Tractor Unit ML5720/ML5790 44454902ML5721/ML5791 44455002RS-232C Serial Interface ML5720/ML5721ML5790/ML579144455102100BASE-TX/10BASE-TNetwork InterfaceML5720/ML5721ML5790/ML5791please contact yourOKI dealer
