Toshiba e-STUDIO556 Service Manual page 107

[B] e-STUDIO557/657/757/857
1. CCD board (CCD)
Processes such as signal amplification, signal integration and A/D conversion are applied on the
electrical signal which was converted by CCD.
2. SYS board (SYS)
This is a board to perform the image correction, such as the shading correction and 3-line
correction, and control the scan motor (M1) and exposure lamp (EXP).
3. Automatic original detection sensor (S1, S2)
The size of the original placed on the glass is instantly detected using the automatic original
detection sensors (S1, S2) fixed on the base frame without moving the carriage-1.
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Lens unit CCD driving PC board
Fig. 3-40
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e-STUDIO556/656/756/856/557/657/757/857
OUTLINE OF THE MACHINE
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