Toshiba e-STUDIO353 - 6 Scanner; Function

e-STUDIO350/352/353/450/452/453
SCANNER
6
6 - 1 © 2003 - 2008 TOSHIBA TEC CORPORATION All rights reserved
6. SCANNER
6.1 Function
In the scanning section of this equipment, the surface of an original is irradiated with a direct light and
thereectedlightisledthroughmirrors,alensandaslittoCCDwhereoptical-to-electricalconversion
is performed, converting the optical image data into an electrical (analog) signal. This analog signal is
changed to a digital signal, which then undertakes various corrective processes necessary for image
formation. After that, arithmetic operation is performed on the digital signal, which is then transmitted
to the data writing section.
Fig. 6-101
Rail for carriage-2
Reector
Exposure lamp
Original glass
Rail for carriage-1
Lens
Drive pulley
SLG board
CCD board
Carriage-1
Carriage-2