Canon DADF-B1 Service Manual page 52

4. When the pre-registration sensor (U502) detects the trailing edge of the original (OF), the feed
motor (M2) starts to slow down. The feed motor stops when the original reaches the image
leading edge position, at which time its face is scanned.
5. When scanning ends, the feed motor (M2) rotates clockwise, and the original is moved to the
reversal delivery assembly.
When the reversal inlet sensor (SR4) detects the leading edge of the original (ON), the reversal
delivery motor (M3) starts to rotate.
The reversal delivery flapper remains closed while the reversal delivery motor is rotating
clockwise.
6. When the reversal outlet sensor (U505) detects the leading edge of the original (ON), the feed
motor (M2) stops once, and starts to rotate counterclockwise, causing the original to reach the
copyboard glass face down.
COPYRIGHT © 1999 CANON INC. CANON DADF-B1 REV.0 APR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 2 BASIC OPERATION
Figure 2-268
Figure 2-269
Figure 2-270
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