Canon CP660 Service Manual page 161

PICK-UP/FEEDING SYSTEM
This chapter provides descriptions on the machine's operations between pickup and
delivery, functions of each operation, relationships between electrical and mechanical
systems, and timing at which each associated part is turned on.
I. OUTLINE..................................................5-1
A. Outline................................................5-1
II. PICK-UP ASSEMBLY...............................5-3
A. Pick-Up from the Cassette .................5-3
B. Pick-Up from the Multifeeder Tray....5-16
C. Controlling the pick-up motor ...........5-19
III. FEEDING/DELIVERY ASSEMBLY.........5-21
A. Outline..............................................5-21
IV. DUPLEXING UNIT .................................5-22
A. Outline..............................................5-22
B. Reversing Operation ........................5-25
C. Horizontal Registration
Adjustment .......................................5-26
D. Re-Pickup.........................................5-28
V. DETECTING JAMS................................5-29
COPYRIGHT © 1999 CANON INC.
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CHAPTER 5
CANON 660/2100 REV.0 FEB 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
A. Detecting Jams in the Printer Unit ...5-29
B. Detecting Jams in the Duplexing
Unit...................................................5-32
VI. DISASSEMBLY/ASSEMBLY ..................5-34
A. Pick-Up Assembly ............................5-35
B. Delivery Assembly ...........................5-39
C. Feeding Assembly............................5-40
D. Registration Roller Assembly...........5-40
E. Multifeeder Pick-Up Assembly .........5-42
F. Multifeeder Tray Pick-Up Roller........5-44
G. Multifeeder Tray Separation Pad ......5-45
H. Cassette Pick-UP, Feeding, and
Separation Rollers ...........................5-45
I. PCBs ................................................5-46