Fig. 4-69 Paper Pickup/Feeding Operation - Canon NP-70 Service Manual

NP-70
4-61
The following figure summarizes the operations explained previously.
Paper
Feed
Signal
(MS2A)
SL4 SLS
Timing
Roller
Pickup
Roller
Timing
Disk
Pa er
p
Feed
Cam
,.
--
I~
r --~~' '
,,-
--, OFF ON Turns Turns Stops Stops
When the signal is OFF, timing roller
and pickup roller are turning.
~~~'"'" ~ Lowered
,/
O
ON OFF Turns
Turns
and is
lowered
Turns Turns
Timing roller rotates until controller 1
falls into the outer notch.
~,.. -
~,, .~''~~
""4 ON
OFF Stops
Turns
Stops
Turns
Timing roller stops with timing disk,
one rotation after the signal.
/~~/
~ ''~~/
.~~'
~, OFF ON Turns
Turns Tums Turns
Paper feed cam turns until controller
4 falls into the notch.
,.---
/~
Raised
©
"^~
OFF ON
Turns
Turns
and is
raised
Stops Stops
When paper feed cam stops, pickup roller is
at its highest position. Copy paper is pressed
upward by spring, and the position of the
top sheet is kept constant.
Fig. 4-69 Paper Pickup/Feeding Operation
© CANON INC.
Second Printing~lune, 1974