Basic operations- 78 -Parts identificationThis section explains the name and functions of each part of the main unit.FrontNo. Name Function1 Front cover This is the cover on the front side of the main unit. You can pressthe front cover open button to open it towards you.2 Operator panel This is the panel used to operate the main unit.It comes with a display, functional buttons, an ATTENTION lamp,etc.Parts identification of the operator panel(P.100)3 Output tray (Top cover) Holds printed paper that has been ejected.4 Power switch Turns on and off the power of the main unit.5 Wireless LAN module cover A cover for the housing of the Wireless LAN module.6 Air vents Allows air to enter and exit from the inside of the main unit. Thereare air vents also on the left side and the rear side of the machine.Be careful not to block the air vents.7 Front cover open button Press it to open the front cover.8 Multi Purpose Tray (MP Tray) Holds paper of various sizes.9 Paper cassette of Tray1 Holds the paper to print.10 Paper supporter Load the paper in the MP tray.11 Paper placement cover Holds the paper loaded in the MP tray.12 NFC mark When using the NFC function, bring your mobile device closehere. For details about the NFC function, please refer to "Printingfrom a mobile device(P.289)".