Printer Unit Output Image Processing; Flow Of Image Data According To Copy Functions - Canon iR3570 Service Manual

Chapter 4
Main controller PCB
Reader image
processing block
Enlargement/
reduction
Rotation
Integration
to printer unit output image processing block
F-4-22

4.5.7 Printer unit Output Image Processing

iR2270 / iR2870 / iR3570 / iR4570 / / iR2270N / / iR2870N / / iR3570N / / iR4570N / iR2230 / /
The main controller processes the image data coming from the printer unit for output to the printer unit.
Compression/expansion/editing block
Binary density conversion
Enlargement/reduction
Smoothing
Thickening
To DC controller PCB
F-4-23
4.6 Flow of Image Data

4.6.1 Flow of Image Data According to Copy Functions

iR2270 / iR2870 / iR3570 / iR4570 / / iR2270N / / iR2870N / / iR3570N / / iR4570N / iR2230 / /
The following is the flow of image data when the Copy Function is in use:
4-16
PDL image
processing block
Compression
Expansion
Main controller PCB
For PDL data,
when fine line
processing is ON
SDRAM
HDD
(optional)
0006-6715
0006-6746