output devices [5]
Electronic devices used to view or print the results of data processing done on a computer.
laser printer 
Printer in which powdered ink in a cartridge is projected onto a rotating cylinder by laser beam and then fixed onto the paper using heated rollers.
front cover 
paper guide 
Movable device used to adjust the position of the paper sideways.
output tray 
Tray that collects paper as it exits the printer.
manual feed slot 
Device used to load paper manually, one sheet at a time; it is used mainly for special or odd-sized paper.
control lights 
Signal lights indicating the operating state of the printer (standby, printing) or certain problems (paper outage, empty cartridge).
toner cartridge 
Removable container filled with fine particles of dry ink; it is designed for a laser printer.