Toner cartridges
The printer has four toner cartridges, one for each color: cyan, magenta, yellow, and black.
Design
Each toner cartridge is lled with toner and consists of the following components:
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Photosensitive drum
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Developer roller
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Primary-charging roller
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Memory chip
The DC controller rotates the drum motor to drive the photosensitive drum, developer roller, and the primary-
charging roller.
40 Chapter 1 Theory of operation ENWW
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