Compressio/ Extesion/ Editing Block; Compression/Expansion/Edit Block - Canon iR3570 Service Manual

Enlargement/reduction
-intensify-to-density conversion
-density adjustment (F adjustment)
-gamma correction
Text mode
Text/photo/film photo mode
Binary processing (error diffusion)
To compression/expansion/editing block
F-4-20

4.5.5 Compressio/ Extesion/ Editing Block

iR2270 / iR2870 / iR3570 / iR4570 / / iR2270N / / iR2870N / / iR3570N / / iR4570N / iR2230 / /
Here, image data is processed for compression, extension, and editing.
Main controller PCB
Printer unit image
processing block
Enlargement/
reduction
Rotation
Integration
to printer unit output image processing block
F-4-21

4.5.6 Compression/Expansion/Edit Block

iR2230 / / iR3530 /
In this block, machine executes compression, expansion, and editing tasks.
Reader unit
Main controller PCB
Edge emphasis
Film photo mode
Binary processing (screen processing)
PDPDL image
processing block
Compression
Expansion
SDRAM
HDD
Chapter 4
0006-6714
0009-1741
4-15