Hawking Technology PS12U - Manual (Page 20)

shown in the following picture. (The last 6 digits of the Node ID,
located on the back of the Print Server unit). Select one of the
Print Server’s ports from the list.
lp1 : Parallel Printer / lp2: USB 1 Printer/ lp3: USB 2 Printer
Once the appropriate printer port is selected for your first printer,
please repeat the steps to install your second and third printers.