3 Right side 200 mm (8.0 in.)4 Left side 12.7 mm (0.5 in.)5 Top 300 mm (12.0 in.)Installing internal optionsCAUTION—SHOCK HAZARD: If you are accessing the system board or installing optional hardware or memorydevices sometime after setting up the printer, then turn the printer off, and unplug the power cord from thewall outlet before continuing. If you have other devices attached to the printer, then turn them off as well, andunplug any cables going into the printer.You can customize your printer connectivity and memory capacity by adding optional cards. The instructions in thissection explain how to install the available cards; you can also use them to locate a card for removal.Available internal optionsMemory cards• Printer memory• Flash memory• FontsFirmware cards• Bar Code• Forms Card• PrintCryptionTMAccessing the system board to install internal optionsCAUTION—SHOCK HAZARD: If you are accessing the system board or installing optional hardware or memorydevices sometime after setting up the printer, then turn the printer off, and unplug the power cord from thewall outlet before continuing. If you have other devices attached to the printer, then turn them off as well, andunplug any cables going into the printer.1 As you face the printer, the system board door is on the right side. Open the system board door.Additional printer setup20