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Step Three: The Developing Unit

At this stage, the toner affixes to the discharged areas of the photosensitive drum through static electricity. As the drum rotates, it picks up uniform charged toner in the desired layout (i.e. images or letters) ready to be transferred to paper. The uniform charge to the toner enables stable high quality print-outs.

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Copier Printing Process
1. Electrical Charging Process
2. Exposure Process
3. The Developing Unit
4. The Transfer Process
6. The Cleaning Process
5. The Fixing Process
The Technology
Smooth Running Operation
Photosensitive Drum
Canon Genuine Toner
Copier Printing Process
New Technology
About Canon Consumables
Canon Copier Technology
Identifying Genuine Supplies
Related Info
Consumables Selector [XLS, 111 KB]