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COPYRIGHT © 2005 CANON ELECTRONICS INC. CANON DR-2580C FIRST EDITION APR. 2005
2-33
CHAPTER 2 FUNCTION & OPERATION
2) Drive
System
Image data can be read in the
sub-scanning direction by moving the op-
tical unit horizontally.
A timing belt is fixed to the optical unit. The
rotations of the stepping motors run the
timing belt to move the optical unit. A shaft
is installed as a guide for the unit move-
ment.
Motor
Timing belt
Optical unit
Document board glass
Guide
Shaft
Stopper
Shaft
Figure 2-703
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