How laser printer works?

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Toner and the Drum


When a laser printer starts a print job, the first thing it does is
apply a positive electrical charge to the drum unit. Afterwards, the
laser system ‘writes’ the page image onto the drum with a negative
charge, creating an electric “virtual negative” of the image.


The Toner


The drum unit rotates, and as the image is written on it, it picks up
toner, the laser
How laser printer works? How laser printer works? Reviewed by haru on November 12, 2012 Rating: 5

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