User's Guide Printer Basics Printer Basics Part Names and Functions 13 A Control Panel Operates the printer. B CD/DVD tray Place a CD/DVD for label printing. This should usually be stored on the bottom of the printer. A Ink cartridge holder Install the ink cartridges. Ink is ejected from the print head nozzles underneath. B Output tray Holds the ejected paper. Pull out manually and push it back in to store.