Printer - a device to convert text and graphics on paper. There are dot-matrix, inkjet and laser printers.

Laser printers.

      The principle of the laser printer: On the surface of the drum charge corotron evenly distributed static charge, after which the LED laser drum unit is removed the charge, so the drum is placed on the image. The next step - applying toner on the drum, then the drum rolls on the paper and the image remains on paper.

Inkjet printers.

     Image of an inkjet printer is formed as a series of ink dots. Quick-drying ink hit the paper through tiny nozzles, which are located in the printhead.

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