16Set up the print supplies5 Attach the printer top cover to the mailbox.6 Attach the mailbox paper bail to the top cover.Step 5: Set up the print suppliesWarning: Be sure to remove allpacking materials or the printer may bedamaged.This step describes how to prepare the print cartridges and remove the packingmaterials inside the printer.Setting up the printcartridges 1 Open the printer front cover.2 Remove the packing material on top of the cartridges.