MyBinding DC-545HC Service Manual page 45

, Main Drive
Chap.2
The below two conditions cause J4: SLITTER OR STACK to be displayed, and the machine to stop.
q When paper does not reach PPS4 (PPS4 is not
transmitting light) although the paper has
transferred 500 mm from after the front edge of
the paper has reached PPS3 (PPS3 is not
transmitting light).
Start processing
No
Has the paper reached
PPS3?
Yes
Count start
Has the paper reached
PPS4?
No
No
Has the paper been
transferred 500 mm?
Yes
J4:SLITTER OR STACK
Circuit diagram
PPS1 Photo Transistor
PPS2 Photo Transistor
PPS3 Photo Transistor
PPS4 Photo Transistor
Yes
Go to the next path
STEPPING DRIVER
MAIN MOTOR
M
M2-X1010
BROWN
PPS1 LED
N4-W109*
BLUE
WHITE
N4-W108*
BLUE
BROWN
PPS2 LED
N4-W109*
BLUE
WHITE
N4-W110*
BLUE
BROWN
PPS3 LED
N4-W110*
BLUE
WHITE
N4-W111*
BLUE
BROWN
PPS4 LED
N4-W123*
BLUE
WHITE
N4-W108*
BLUE
w When paper is not extracted from PPS4 (PPS4 is
not transmitting light) although the total length of
the paper +50 mm has been transferred from after
the front edge of the paper has reached PPS4
(PPS4 is not transmitting light).
Start processing
No
Has the paper reached
PPS4?
Count start
Has the paper
separated from PPS4?
No
Has the paper being
processed been tranferred
a distance more than the
total length of the paper
plus 50 mm?
J4:SLITTER OR STACK
L8-X1080
CN1-1
CN2-1 CN1-1
-5 -12
CN4-1
-2
-3
-4
CN4-5
-6
-7
-8
CN4-9
-10
-11
-12
CN4-13
-14
-15
-16
42
\See page 133
Yes
Yes
Go to the next path
No
Yes
Main P.W.B. unit
N4-V300*
-11
5V 5V
5V 5V
5V 5V
5V 5V