To set up a new printer, choose System ▸ Administration ▸ Printing in the top panel menubar. The Printers window opens.
Choose Printer ▸ Add Printer. The Add a Printer assistant opens. This guides you through the process of setting up the printer.
You can also use the Printers window to check the status of print jobs, and remove or alter the properties of printers that are already set up.