Canon DADF-J1 Service Manual page 81

6) The reversing roller and the feeding belt are rotated to move the original to the
copyboard glass.
The 1st original is moved over a specific distance by the feeding belt after its trailing
edge has moved past the pre-registration roller paper sensor (S2) and is stopped.
Pre-registration roller
paper sensor (S2)
7) The copier's scanner starts copying operation.
At this time, the 2nd original is also picked up and turned over. (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 1st and the 2nd originals.
2nd original
COPYRIGHT © 2001 CANON INC.
F02-207-06
Copying
F02-207-07
F02-207-08
2000 2000 2000 2000 CANON DADF-J1 REV.0 MAR.2001
CHAPTER 2 OPERATIONS AND TIMING
1st original
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