1 System board locks2 Locking device3 Ethernet port4 USB portNote: Use this USB port to connect the printer to the computer.5 Fax wall connection portNote: The Fax ports are present only when a fax card is installed.6 Fax telephone connection portNote: The Fax ports are present only when a fax card is installed.7 Rear door8 Power switch9 Printer power cord socket10 USB peripheral port11 Removable protective plateNote: The protective plate is removed when internal options are installed.Selecting a location for the printerWhen selecting a location for the printer, leave enough room to open trays, covers, and doors. If you plan to installany options, leave enough room for them also. It is important to:• Make sure airflow in the room meets the latest revision of the ASHRAE 62 standard.• Provide a flat, sturdy, and stable surface.Learning about the printer20