Laser Scanning Unit (Lsu); Lsu Overview - Samsung MULTIXPRESS CLX-9251 Series Service Manual

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Table of Contents

2. Product Specifications and Description

2.7. Laser scanning unit (LSU)

LSU consists of 1 polygon motor and 4 laser diodes(LD) units and forms a latent image on the surface of 4 OPC drums. For

this process, LSU has a collimator lens, cylindrical lens, 2 F-Theta Lens, 2 reflective mirrors on optical path for each color.

This LSU adopted the cross scan type scanning. K Color and C Color scan the laser beam from the rear to the front, M Color

and Y Color scan the laser beam from the front to the rear.

Also, the LSU has a skew adjustment function which adjusts the scanning line and the shutter device to protect the glass on

the LSU optical path from the contamination.

P/Mirror Motor

Skew Adjust Assy