Controlling The Registration Roller; Outline - Canon PC400 Service Manual

CHAPTER 5 PICK-UP/FEEDING SYSTEM
III. CONTROLLING THE REGISTRATION ROLLER
A. Outline
The registration roller rotates when the registration cam found under the copyboard
glass pushes the lever* while the copyboard is moving forward; see Table 3-2 and
Figure 3-28.
* Frees the claw that holds the control ring.
The registration roller stops when the pick-up solenoid (PC420/430/FC220) or the
registration solenoid (PC400/FC200) goes ON to set the claw to the control ring.
Copyboard glass
Registration
cam
Lever
Main motor
when registration
:
roller is ON
when registration
:
roller is OFF
5-4
COPYRIGHT © 1998 CANON INC.
Pick-up solenoid (SL1; PC420/430/FC220)
Registration solenoid (SL1; PC400/FC200)
Claw
Control ring
Copy paper
M1
Lower registration rollers
Pick-up sensor
(Q131; PC420/
430/FC220)
DC controller/DC power supply PCB
Figure 5-301A
CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
Pick-up direction
Upper registration roller
Lower registration
rollers