Specifications

COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON DADF-J1 REV.0 MAR.2001
CHAPTER 2 OPERATIONS AND TIMING
2-40
2.6 CW Pickup/Delivery
2.6.1 Outline
CW pickup/delivery is used in both fixed reading and stream reading.
T02-206-01
The DADF selects fixed reading for the following:
• The reproduction ratio is set to 201% or higher.
• It has identified the original as being of a non-default size.
• The copier prohibits stream reading mode (as selected in service mode).
• The copier has detected dirt on the copyboard glass.
2.6.2 Fixed Reading
In fixed reading, the original is held on the copyboard glass while the copier’s scanner is
moved to make copies.
Its operation is as follows:
a. Small-Size, Single-Sided Original
1) The 1st original is picked up, and its leading edge is butted against the registration roller
to remove the skew. (For details of pickup operation, see 2.4 “Picking Up/Separating
Originals” on p. 2-26.)
F02-206-01
Operation
CW pickup/delivery
Operation mode
Fixed reading
Stream reading
Copying mode
Single-sided original to single-sided copy
(reproduction ratio: 201% to 400%)
Single-sided original to double-sided copy
(reproduction ratio: 201% to 400%)
Single-sided original to single-sided copy
(reproduction ratio: 25% to 200%)
Single-sided original to double-sided copy
(reproduction ratio: 25% to 200%)
Registration roller
1st original