Canon PC770 Service Manual - Page 97

Cassette/Singlefeeder

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".`;OPERATIONS AND TIMING 2. Cassette/Singlefeeder Pick-Up Delay Jam a. Cassette Pick-Up Delay Jam If copy paper does not reach the registration sensor within a specific period of time after the Copy Start key has been pressed, the copier identifies a pick-up delay jam, stops copying operation, and flashes the Jam message. Copy Start key ON INTR SCFW Pick-up clutch solenoid (SL1) Jam check Registration sensor (Q751) Main motor 2.1 sec Jam sec Figure 3-424 b. Singlefeeder Pick-Up Delay Jam If copy paper does not reach the registration sensor within a specific period of time after paper has been picked up, the copier identifies a pick-up delay jam, stops copying operation, and flashes the Jam message. Copy paper inserted STBY INTR SCFW Singlefeeder paper sensor (PS7) Jam check Registration sensor (Q751) Main motor (M1) 2.1 sec k Jam 1.5 sec Figure 3-425 - COPYRIGHT © 1994 CANON INC. CANON P0720174011501770 REV.0 AUG.1994 PRINTED IN JAPAN (IMPRIME AU JAPON) 3 - 57

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".`;OPERATIONS
AND
TIMING
2.
Cassette/Singlefeeder
Pick
-Up
Delay
Jam
a.
Cassette
Pick
-Up
Delay
Jam
If
copy
paper
does
not
reach
the
registration
sensor
within
a
specific
period
of
time
after
the
Copy
Start
key
has
been
pressed,
the
copier
identifies
a
pick-up
delay
jam,
stops
copying
oper-
ation,
and
flashes
the
Jam
message.
Copy
Start
key
ON
Pick-up
clutch
solenoid
(SL1)
Jam
check
Registration
sensor
(Q751)
Main
motor
INTR
SCFW
2.1
sec
Jam
Figure
3-424
sec
b.
Singlefeeder
Pick
-Up
Delay
Jam
If
copy
paper
does
not
reach
the
registration
sensor
within
a
specific
period
of
time
after
paper
has
been
picked
up,
the
copier
identifies
a
pick-up
delay
jam,
stops
copying
operation,
and
flashes
the
Jam
message.
Singlefeeder
paper
sensor
(PS7)
Copy
paper
inserted
STBY
INTR
SCFW
Jam
check
Registration
sensor
(Q751)
2.1
sec
k
Jam
Main
motor
(M1)
1.5
sec
Figure
3-425
-
COPYRIGHT
©
1994
CANON
INC.
CANON
P0720174011501770
REV.0
AUG.1994
PRINTED
IN
JAPAN
(IMPRIME
AU
JAPON)
3
-
57