6Installing Optional AccessoriesYou can make the printer more functional by installing the optional accessories. This chapter describes how to installthe printer's options such as the optional 550-sheet feeder (tray2) and wireless adapter.Installing the Optional 550-Sheet FeederWARNING: If you install the optional 550-sheet feeder after setting up the printer, be sure to turn off the printer, unplug thepower cable, and disconnect all cables from the back of the printer before starting this task.NOTE: The Software and Documentation disc also contains video instructions. On Dell Printer Setup, click Installation Video.1 Ensure that the printer is turned off, and then disconnect all cables from the back of the printer.2 Remove the tape and the bag holding the screws.NOTE: Save the screws as you will need them later.3 Place the optional 550-sheet feeder in the same location that the printer is located.4 Pull tray1 out of the printer about 200 mm.5 Hold tray1 with both hands, and remove it from the printer.Installing Optional Accessories 45