User's Guide Printer Basics Control Panel You can change the angle of the control panel. 16 D External interface USB port Connects an external storage device or a PictBridge capable device. A AC inlet Connects the power cord. B Rear cover Remove when removing jammed paper. C USB port Connects a USB cable to connect with a computer. D Vent Releases heat from the inside of the printer. Vents are on the bottom right, bottom left, and on the right-hand side. Do not cover the vents when placing the printer.