Xerox Phaser 6180MFP, Service Manual

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Phaser 6180MFP Multifunction Printer Service Manual 2-83
Theory of Operation
Simplex Document
For simplex document, media feed is performed as follows:
1. The media is fed to the Takeaway Roller, the Registration Roller, and then
fed to the scan feed reference position.
2. The media is fed to the Registration Roller, and then fed to the scan feed
reference position.
3. The media is fed at the feed speed corresponding to the selected
magnification, and the image on it is scanned with the Exposure Lamp at
the CVT position.
4. As the image is scanned, the media is fed and ejected by the Exit Roller
that is driven by the ADF Motor.
Image Data Flow
The image data from the media set on the Scanner or ADF goes through the
following components before it is printed at the Engine section.
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Registration
Roller
Exit Roller CVT Position
Takeaway Roller
Media
CCD Image Sensor (Scanner Assy)
Scanner Controller Board
Controller (Image Processor Board)
Laser Unit
Drum (CRU)
Scanner
Engine
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