Imaging Unit; Imaging Unit Overview - Samsung CLX-8640 series Service Manual

2. Product specifications and Description

2.6.2. Imaging Unit

2.6.2.1. Imaging Unit Overview

This machine uses the tandem type image processing engine. It makes 4 color developing during one paper to increase
the productivity for color printing.
Each processing unit consists of the Drum unit and the Developer unit. The Developer units are not exchangeable but the
Drum units are exchangeable. The diameter of the drum is 30 mm (circumference: about 94.2 mm).
The developing gap between a drum and the corresponding magnetic roller cannot be adjusted. The ID chip is the sub part of
the Drum unit. It stores the count information and several data.
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