Canon PC300 Service Manual page 61

OPERATIONS AND TIMING:
G. Feeding System
1. Controlling the Registration Roller
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 (PC320/325/FC230) or the
registration solenoid (PC300/FC210) goes
ON to set the claw to the control ring.
Pick-up solenoid (SL1; PC320/325/FC230)
Registration solenoid (SL1; PC300/FC210)
a
KO
Copyboard glass wt
g
Ip Claw ".
Control ring
Copy me
a
> Pick-up direction |Q
RO \ ' 3
S WY c
8 . a
| Upper registration roller 3
Lever a
t| . =
Main motor te SS =
Lower registration rollers eS E
a
<> DES
E
a Lay) cm a, 8
B Pick-up sensor ~< Sip 2
it (Q131; PC320/ ~~ 3
FI 325/FC230) —_| Lower registration & 3
— __| rollers 5
a): when registration & S 8
"roller is ON rs)
x2
Ss
Q =
> -
D: when registration = § Fd ES
"roller is OFF 5 9 )
E $ 5
£& % j
s
a
cS
DC controller/DC power supply PCB
Figure 3-28
3-34 COPYRIGHT © 1994 CANON INC,
CANON PC300/220/225, FC210/290 REV.0 JULY 1994 PRINTED IN JAPAN (MPRIME AU JAPON)