Ricoh B264 Service Manual page 436

IMAGE PROCESSING
General Image Processing Flow
Signals from SBU
Shading Correction
Pre- Filter Background
Erase
Pre-Filter Smoothing
Main Scan
Magnification
(Text/Photo, Photo)
Independent Dot Erase
Filtering
(Text, Pale, Generation)
γ Coefficient
Grayscale Processing
LD Unit
B264/B265
Processing conducted as required.
Primary Compression,
Decompression
Video Control
6-22
Controller
HDD
Secondary Compression,
Decompression
Sent to HDD
Scanner/Printer Application
FCU
FAX Application
SM