- 17 -2. SetupNames of ComponentsThis section explains the names and functions of components of the printer.*1 C824n, C834nw: OptionNo. Name Functions1 Front cover Front cover of the printer. Pull the front cover open lever to openthe cover.2 Front cover open lever Lever to unlock when opening the front cover.3 Operator panel This is the panel to operate the printer.Display screen operation buttons, numeric keys, function keys,and attention indicator lamp are on the panel.4 Power switch Turns the machine on and off.5 Output tray (Top Cover) Printouts are stocked here. After opening the front cover, pressthe open button inside the printer to pop up.6 Multipurpose tray (MP Tray) Various sizes of paper can be loaded.7 Tray 1 Load paper.8 Air vents Outlet/inlet for air.Please be careful not to block the opening when placing theprinter.9 Wireless LAN module cover Cover for installation part of the wireless LAN module.10 Paper supporter Supports paper.11 Paper set cover Holds paper loaded on the Multipurpose tray.No. Name Functions12 Open button Press this button to unlock when opening the output tray (TopCover).13 Toner cartridge, Image drum (K: black) A toner cartridge contains toner (powdery ink) for printing.Image drum electrifies paper and transcribes toner using staticelectricity. A drum is combined with a drum cartridge.Toner cartridges and image drums are consumables.14 Toner cartridge, Image drum (Y: yellow)15 Toner cartridge, Image drum (M:magenta)16 Toner cartridge, Image drum (C: cyan)17 Toner cartridge lock lever Fasten a toner cartridge to an image drum.18 Fuser unit Add heat and pressure to toner transcribed on paper to bond it.19 LED head (four heads) Expose image drum to light to copy letters and images.20 Rear output tray Outlet when paper is output with the printed side up.21 AC power socket Insert the supplied power code.22 Duplex unit *1 Component for duplex printing.23 Interface part Connectors for connecting to a computer can be found.24 Accessory connector Port to insert a USB memory.25 USB interface connection Insert a USB cable when connecting a computer to the printerwith a USB cable.26 Network interface connection Insert a LAN cable when connecting a computer to the printervia a network.