Principle of laser printer is same as that of a photocopy machine. Laser beam is used to produce image on a drum, which alters the electrical charge on the drum wherever it hits. Then the drum is rolled over a reservoir of toner which is picked up by the charged portions of drum. Finally, the toner is transferred to the paper through a combination of heat and pressure. Following are some of the characteristics of a laser printers:
Inkjet printers are commonly in use for small offices and homes because of their attractive price tag. Here are some tips on how to properly handle your inkjet printer to ensure that it won’t fail in your moment of need.
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