Image Processing; General Description - Toshiba e-STUDIO453 Service Manual

7. IMAGE PROCESSING

7.1 General Description

The following diagram shows the process of the equipment from scanning of original to writing data on
the photoconductive drum surface.
Scannng secton
Orgnal
Orgnal glass
Lens
Scannng
secton
[ CCD ]
The followings are the boards used for image processing.
Board
SLG board
LGC board
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Image processng secton
Image processng/
scannng control
secton
[ SLG ]
Fig. 7-101
High quality image processing, image memory editing, editing processing,
gamma correction, gradation processing, scanner high quality image
processing and external output system interface
Smoothing processing, external input system interface, image area control,
laser related control and printer high quality image processing
7 - 
05/11
Wrtng secton
Image processng/
wrtng control
secton
[ LGC ]
System
secton
[ SYS ]
Photo-
conductve
drum
Function
e-STUDIO350/352/353/450/452/453
Laser drve secton
[ LDR ]
Semconductve
laser element
IMAGE PROCESSING
7