Ricoh 002052MIU User Guide - Page 134

SCANNER, 2.6 LSU LASER SCANNER UNIT, Hardware, Mechanical

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SYSTEM LAYOUT 6.2.5 SCANNER The scanner reads an image with a photosensitive sensor. Hardware: • CCD module, connection board, ADF board, AFE (Analog Front End), and image processor (Located in CPU). Mechanical: • ADF (Automatic Document Feeder) 6.2.6 LSU (LASER SCANNER UNIT) The video controller controls the LSU unit. It scans the video data from the video controller with laser beam. It uses the rotation principal of the polygon mirror to put the latent image on the OPC drum. One face of the polygon mirror is for one line scanning. B173 6-4 SM

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SYSTEM LAYOUT
B173
6-4
SM
6.2.5 SCANNER
The scanner reads an image with a photosensitive sensor.
Hardware:
•
CCD module, connection board, ADF board, AFE (Analog Front End), and
image processor (Located in CPU).
Mechanical:
•
ADF (Automatic Document Feeder)
6.2.6 LSU (LASER SCANNER UNIT)
The video controller controls the LSU unit. It scans the video data from the video
controller with laser beam. It uses the rotation principal of the polygon mirror to put
the latent image on the OPC drum.
One face of the polygon mirror is for one line scanning.