Lens Unit; Ccd Driving Pc Board (Ccd); Scanning Section Control Pc Board; System Control Pc Board (Sys Board) - Toshiba e-STUDIO206L Service Manual

e-STUDIO207L/257/307/357/457/507

4. Lens unit

The light reflected from the mirror-3 is led to the CCD placed at the focal point of the lens which is
fixed in a position.

5. CCD driving PC board (CCD)

Processes such as signal amplification and A/D conversion are applied on the electrical signal
which was converted by CCD.
6. Scanning section control PC board (SLG) (e-STUDIO206L/256/306/356/456/506)
This is a board to perform the image correction, such as the shading correction and 3-line
correction, and control the scan motor (M1).
7. System control PC board (SYS board) (e-STUDIO207L/257/307/357/457/507)
This is a board to control the above SLG board (described in No. 6) in e-STUDIO207L/257/307/357/
457/507.
8. Automatic original detection sensor (S1-5)
The size of an original placed on the glass is instantly detected using the automatic original
detection sensors (S1-5) fixed on the base frame without moving the carriage-1.
In e-STUDIO207L/257/307/357/457/507, the size of an original is detected using the automatic
original detection sensors (S26-S27).
e-STUDIO206L/256/306/356/456/506 / 207L/257/307/357/457/507
OUTLINE OF THE MACHINE
[1]
[2]
Fig. 3-30
Lens unit
CCD driving PC board
Fig. 3-31
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