Reader Unit Input Image Processing; Compression/Expansion/Edit Processing Block - Canon imageRUNNER 1750 Series Service Manual

2
Technical Explanation > Main Controller > Controls > Compression/Expansion/Edit Processing Block

■ Reader Unit Input Image Processing

Enlargement/reduction
Edge emphasis
-intensify-to-density conversion
-density adjustment (F adjustment)
-gamma correction
Binary processing (error diffusion)
To compression/expansion/editing block
2 Technical Explanation > Main Controller > Controls > Compression/Expansion/Edit Processing Block
Reader unit
Main controller PCB
F-2-48

■ Compression/Expansion/Edit Processing Block

Reader image PDL image
processing block processing block
Enlargement/
reduction
Rotation
Integration
to printer unit output image processing block
Main controller PCB
SO-DIMM
Compression
Expansion
F-2-49
2-29
2-29