Ccd Drive Pc Board - Toshiba 8070 Service Manual

(3) Carriage 2
The Carriage 2 assembly directs light reflected from mirror 1 to the CCD assembly. It contains mirrors
2 and 3. The scanner motor drives this assembly. Its scanning speed as well as the distance that it
travels is half that of carriage 1.
(4) Lens → CCD
Light reflected from mirror 3 is projected to the CCD. The CCD is located at the focal point of a fixed
lens.

(5) CCD drive PC board

The Image processing board performs image correction preprocessing (amplification, mixing, A/D
conversion and shading correction of electrical signals obtained by the CCD).
Mar. 1999 © TOSHIBA TEC
Mirror 2
Mirror 3
Carriage 2
CCD drive PC board
7 - 3 6570/5570 SCANNER