February 2000
Intermediate to advanced
232 pages
6h 49m
English
Content preview from Multifunction Peripherals for PCs
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Chapter 6
The LED Printer
LED PRINTERS
The overall operating process of LED printers is very similar to that of laser printers, except for the manner in which the OPC drum is lighted. In LED printers stationary arrays of light-emitting diodes (LEDs) provide the light source (Figure 6.1), in contrast with the laser scanner used in laser beam printers. The LEDs are arranged in a straight line on a bar called a printhead. The number of LEDs determines the dot resolution of the printer.
Figure 6.1 LEDs convey image data to the OPC drum.
The Oki Electric Company of Japan was the first to introduce a fax machine with an LED printer. Their first ...
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