Canon DU7-1101-000 Service Manual page 73

6] The reversing roller and the feeding belt are rotated to move the original to the copyboard glass.
The first original is moved for a specific length after its trailing edge has moved past the pre-
registration roller paper sensor (S2), and is stopped.
Pre-registration roller
paper sensor
7] The copier's scanner starts to make a copy.
At this time, the second original is picked up and reversed in advance. (See steps 1] and 2].)
2nd original
8] When the copier's scanner starts to move in reverse, the reversing roller and the feeding belt are
rotated to move the first and second originals.
2nd original
COPYRIGHT © 1999 CANON INC.
Figure 2-261
Copy
Figure 2-262
Figure 2-263
CANON ADF FOR iR600 REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 2 OPERATIONS
1st original
2-57