Samsung CLX-6220FX, Service Manual

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Product Specification and feature
Service Manual
2-39
Samsung Electronics
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2.4.6 PTB(Paper Transfer Belt) Unit
This unit consists of a transfer belt, transfer roller, duplex unit. waste toner tank, etc. The transfer belt
carries the print media (paper) past each of the 4 OPC drums of each color. As the paper and transfer belt
pass between the transfer roller and the OPC drum, the negatively charged toner image is formed on OPC
drum and then transferred to the print media (paper) by a positive bias applied to the transfer roller. The toner
images transferred to the print media is fused by fusing unit.
- Life Span : 50,000 images (Estimated yield value in accordance with ISO/IEC 24712)
2.4.7 Motors
This product uses many motors. These motors drive the PTB unit, fuser unit, feeder unit, exit unit , etc.
1 BLDC Motor For fuser unit
2 BLDC Motor For OPC Drive unit
3 BLDC Motor For feeding section driving
4 Step Motor For feed drive unit
5 Step Motor For Exit drive unit
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