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COPYRIGHT© 2001 CANON INC.
2000 2000 2000 2000
CANON SADDLE FINISHER K3/K4 REV.0 MAR. 2001
2-8
CHAPTER 2 OPERATION OVERVIEW
1.3.6 Inputs to the Finisher Controller PCB (folder-related)
F02-103-06
Finisher controller PCB
FSET
FUCO
Folder set
sensor
When the folder is
set, '1'.
PI71
+5V
FPD1
Folding path
residual
paper
sensor 1
Folding path
residual
paper
sensor 3
When paper is over
the sensor, '1'.
When paper is over
the sensor, '1'.
HPD
When paper
is over the
sensor, '1'.
FPD2
When paper
is over the
sensor, '1'.
PI73
+5V
J122B
-7
J792B
-4
J794-1
-3
-2
PI75
+5V
J794-7
-9
-8
Feed path
paper
sensor 4
PI74
+5V
J795-1
-3
-2
J797-1
-3
-2
Feed path
paper
sensor 1
PI76
+5V
J1085-3
-1
-2
J122B-4
-6
-5
J1105-3
-1
-2
-1
-3
-2
-3
-1
-2
J1101-3
-1
-2
J1060-3
-1
-2
J1097-3
-1
-2
Folding path
residual
paper
sensor 2
PI77
+5V
J1057-3
-1
-2
Feeding
path paper
sensor 2
(S7)
Feeding
path paper
sensor 3
(light-
emitting;
S8)
+5V
+5V
Folder driver PCB
Upper cover
open/closed
sensor
When the paper
cover is closed, '1'.
PI72
+5V
J1086-3
-1
-2
J122B-1
-3
-2
-1
-3
-2
-10
-8
-9
J1087
-1
-3
-2
-3
-1
-2
J1110B
-7
-4
J1104
-1
-3
-2
-3
-1
-2
J1100
J794-4
-5
-6
J1103-5
-4
-3
-1
-2
-3
-4
-3
-2
-1
-3
-2
-6
-4
-5
J1096
-7
-4
J1088
J1088
FPD3
When paper is over
the sensor, '1'.
F-S2D
J122B
-8
J792B
-3
J1110B
-8
-3
-8
-3
J1088
J792A
-8
J797-4
-6
-5
-4
-6
-5
-3
-1
-2
-4
-6
-5
-7
-5
-6
J122A-6
-9
J792A-1
-4
Feeding path paper
sensor 4 signal received.
(serial communication)
J122A-6
-9
J792A-1
-4
Folding path residual paper
sensor 2 signal received.
(serial communication)
J796-1
-2
J1098-1
-2
Feeding
path paper
sensor 3
(light-
receiving;
S8)
J1102
J122A
-2
J1110A
-2
-9
-2
-8
J1089
J798-4
-3
J1094-2
-1
When paper is over
the sensor, '1'.
DP3
J792B
-2
J122B
-9
J1110B
-9
-2
-9
-2
J1088
When paper is over
the sensor, '1'.
F-DP1
J792A
-7
J122A
-3
J1110A
-3
-8
-3
-7
J1089
Amplification
circuit
Amplification
circuit