Ricoh K-C3 - Development; Overview

B245/B276/B277/B268/B269 Service Manual 18-Jan-06
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Development
Overview
The development unit consists of the following parts.
1. Development roller
2. Mixing auger 2
3. TD sensor
4. Mixing auger 1
5. Doctor blade
This machine uses a single-roller development system. Two mixing augers mix the developer.
The toner density (TD) sensor and image density (ID) sensor (see the illustration in the PCU
section) are used to control the image density on the copy.