1.1 Main Components and Their Functions 111 Basic Operations1.1 Main Components and Their FunctionsMain BodyFront ViewNo. Name Description1 Center output tray Print jobs are output here with the printed side facing down.2 Extension output tray Pull out to prevent printouts from slipping off the printer.3 Front cover Open this when replacing the drum cartridge or toner cartridges.4 Control panel Consists of the essential operation buttons, indicators anddisplay.5 Bypass tray You can load special media such as postcards, envelopes andtransparencies as well as plain paper. Close the cover whenpaper smaller than A4 size is loaded.6 Ventilation hole Releases heat to prevent the interior of the printer from heatingup.7 Power switch Switches the power of the printer on and off. Pressing the switchto the <|> position switches it on and pressing it to the <{>position switches it off.8 Left detachable cover Remove this when installing optional accessories such asnetwork expansion card and additional memory.9 Top cover Open this when replacing the drum cartridge. Open the frontcover first before opening the top cover.10 Unit D (optional) 2 sided printing can be done if the duplex unit is installed. Open itwhen paper jams in the duplex unit.11 Tray 1 or 2 (optional) The 250 sheet feeder and the 500 sheet feeder can be used aspaper tray 1 and 2 if they are installed.101 2983641175