COPYRIGHT© 2001 CANON INC.
2000 2000 2000 2000
CANON SADDLE FINISHER K3/K4 REV.0 MAR. 2001
2-13
CHAPTER 2 OPERATION OVERVIEW
1.3.11 Outputs from the Finisher Controller PCB (punch-related)
F02-103-11
Finisher controller PCB
+24VPNH
Punch waste
feed motor
J116B-15
J741B-1
J741A-8
J741A-10 J116B-6
-9
J116B-8
J749-7
-8
PNHSCRMD
When '1', the motor
rotates.
PNHREGREF
Switches the motor
drive current
according to the
signal level. (analog
signal)
Punch driver PCB
M16
J744
-6
-5
-4
-7
-3
-2
-1
A
B
A*
B*
A
B
M17
Punch registration
motor
+24VPNH
+24VPNH
Alternates between '1' and
'0' in sequence according to
the direction/speed of motor
rotation.
J741A
-7
-6
J116A
-9
J746
-1
-10
-2
-1
-2
A
B
A
B
M18
Punch motor
Alternates between '1' and
'0 'in sequence according
to the direction/speed of
motor rotation.
J741A-12
-15
J116A-4
-1
-13
-3
-14
-2
J745
-1
-2
-3
-4
-5
-6
-1
-2
-3
-4
-5
-6
A
A*
B
B*
A
A*
B
B*
Punch sensor
shift motor
Alternates between '1' and
'0' to rotate the motor.
M19
Motor
drive
circuit
Synthesis
circuit
J1005
J1007
+24V
FEEDFAN
J117-5
-7
FM2
-6
J72-3
-1
-2
Feeding assembly
cooling fan
When the fan stops,
'1'.