Canon PC770 Service Manual - Page 98

Canon PC770 Manual

Page 98 highlights

iMMOPERATIONS AND TIMING 3. Pick-Up Stationary Jam If copy paper does not move past the registration sensor because of a feeding problem, the copier identifies a pick-up delay jam, stops copying operation, and flashes the Jam message. (This detection is not executed in singlefeeder mode.) Copy Start key ON V STBY INTR SCFW SCRV SCFW Registration clutch solenoid (SL2) Jam check Registration sensor (Q751) Main motor (M1) 5.0 sec 4 Normal Figure 3-426 5.0 sec S 4 Jam s1e.5c 4. Delivery Delay Jam If copy paper does not reach the delivery sensor within a specific period of time because of a feeding problem, the copier identifies a delivery delay jam, stops copying operation, and flashes the Jam message. Copy Start key ON 81, V STBY INTR SCFW SCRV SCFW Registration clutch solenoid (SL2) Jam check Delivery sensor (PS4) Main motor (M1) 3.4 sec Normal 3.4 sec 4 Jam s1e.5c Figure 3-427 5. Delivery Stationary Jam If copy paper does not reach the delivery sensor within a specific period of time because of a feeding problem, the copier identifies a delivery stationary jam, stops copying operation, and flashes the Jam message. SCFW SCRV SCFW SCRV SCFW Jam check Delivery sensor (PS4) Main motor (WI) 4.3 sec I. 4.3 sec II 4 Normal I Figure 3-428 Jam sec 3 - 58 COPYRIGHT 1994 CANONINC. CANON PC720/740R501770REV.OAUG.1994 PRINTEDIN JAPANDMPRIMEAUJAPON)

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iMM
OPERATIONS
AND
TIMING
3.
Pick
-Up
Stationary
Jam
If
copy
paper
does
not
move
past
the
registration
sensor
because
of
a
feeding
problem,
the
copier
identifies
a
pick-up
delay
jam,
stops
copying
operation,
and
flashes
the
Jam
message.
(This
detection
is
not
executed
in
singlefeeder
mode.)
Registration
clutch
solenoid
(SL2)
Copy
Start
key
ON
V
STBY
INTR
SCFW
SCRV
SCFW
5.0
sec
5.0
sec
Jam
check
S
Registration
sensor
(Q751)
4
Normal
4
Jam
Main
motor
(M1)
1.5
sec
Figure
3-426
4.
Delivery
Delay
Jam
If
copy
paper
does
not
reach
the
delivery
sensor
within
a
specific
period
of
time
because
of
a
feeding
problem,
the
copier
identifies
a
delivery
delay
jam,
stops
copying
operation,
and
flashes
the
Jam
message.
Registration
clutch
solenoid
(SL2)
Copy
Start
key
ON
81,
V
STBY
INTR
SCFW
SCRV
SCFW
Jam
check
3.4
sec
3.4
sec
Delivery
sensor
(PS4)
Normal
4
Jam
1.5
sec
Main
motor
(M1)
Figure
3-427
5.
Delivery
Stationary
Jam
If
copy
paper
does
not
reach
the
delivery
sensor
within
a
specific
period
of
time
because
of
a
feeding
problem,
the
copier
identifies
a
delivery
stationary
jam, stops
copying
operation,
and
flashes
the
Jam
message.
SCFW
Jam
check
Delivery
sensor
(PS4)
SCFW
SCRV
4.3
sec
SCFW
II
I.
4
Normal
I
SCRV
4.3
sec
Jam
Main
motor
(WI)
Figure
3-428
sec
3
-
58
COPYRIGHT
1994
CANON
INC.
CANON PC720/740R501770
REV.O
AUG.1994
PRINTED
IN
JAPAN DMPRIME
AU
JAPON)