CHAPTER 2
5. Drum cleaning block
In the transfer block, not all the toner is transferred to the paper, but some remains on the pho-
tosensitive drum.
In this block, the residual toner is cleaned off so that the next print image will be clear and
distinct.
Step 7: Drum cleaning
Cleaner container
Cleaning blade
Photo-
sensitive
drum
Sweeper strip
Figure 2-5-13
The residual toner on the drum surface is scraped away with the cleaner blade to clean the drum
surface in preparation for the next print. The removed toner is collected in the cleaner container.
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