Option Card InstallationC-22 v DocuPrint C20/NC20 User GuideInstalling anOption CardComplete the following steps to install either the Tri-PortInterface card or the Hard Disk option:1 Remove the two screws from the metal plate covering theopening for the cable connector. Save the screws.2 Grasp the tab on the end of the metal plate and pull theplate straight out. Discard the metal plate.3 Unpack the option card. See the packing materials.To complete the following installationinstructions, you should be at eye level with theprinter option card slot.4 Locate the option card connector on the printer systemboard. It is located inside the printer. You can access itthrough the option card slot.5 Locate the card guide inside the option card slot on theleft side of the slot.