Compressio/ Extesion/ Editing Block; Printer Unit Output Image Processing - Canon iR2030 Series Service Manual

Chapter 3

3.3.4 Compressio/ Extesion/ Editing Block

iR2022i / iR2025 / iR2030 / iR2018 / iR2022 / iR2018i
Here, image data is processed for compression, extension, and editing.

3.3.5 Printer unit Output Image Processing

iR2022i / iR2025 / iR2030 / iR2018 / iR2022 / iR2018i
The image processor PCB processes the image data coming from the reader unit for output to the printer unit.
3-4
Reader unit
Enlargement/reduction
Edge emphasis
-intensify-to-density conversion
-density adjustment (F adjustment)
-gamma correction
Binary processing (error diffusion)
To compression/expansion/editing block
F-3-5
Image processor PCB
Reader image
processing block
Enlargement/
Compression
reduction
Expansion
Rotation
Integration
to printer unit output image processing block
F-3-6
Image processor PCB
PDL image
processing block
SDRAM
0017-2387
0017-2388