Canon SADDLE FINISHER K3 Service Manual page 47

CHAPTER 2 OPERATION OVERVIEW
1.3.14 Inputs to and Outputs from the Finisher Controller PCB
Inlet path
paper sensor
PCB (S1)
Buffer path
paper sensor
PCB (S2)
Lower path
paper sensor
PCB (s3)
Tray B
sensor LED
Tray A
sensor LED
Tray B
sensor PCB
(S4)
Tray A
sensor PCB
(S5)
Tray A area
detection
PCB
Tray B area
detection
PCB
2-16
COPYRIGHT© 2001 CANON INC.
J98-4
-3
-2
-1
J22-4 -1 -7
-3 -2 -6
-2 -3 -5
-1 -4 -4
J29-4 -1 -4
-3 -2 -3
-2 -3 -2
-1 -4 -1
J69-1 -8 -1
-2 -7 -2
J19-1
-2
J47-4 -1 -9
-3 -2 -8
-2 -3 -7
-1 -4 -6
J99-4
-3
-2
-1
J82-5
-4
-3
-2
-1
J90-5
-4
-3
-2
-1
F02-103-14
2000 2000 2000 2000
Finisher controller PCB
J119A-1 +5V
-2 ENTPCB
-3 ENTLEDAJ
-4
J118B-3 +5V
-4 BFLEDAJ
-5 BFPCB
-6
J118B-8 +5V
-9 LWRPPCB
-10 LWRRLEDAJ
-11
J107B-8 STKTRYLEDAJ
-7
J117-4 SMPTRYLEDAJ
-3
J105A-1 +24VU
-2 STKTRYPAP
-3 STKPAPRMV
-4
J119A-5 +24VU
-6 SMPTRYPAP
-7 SMPPAPRMV
-8
J113B-5 +5V
-4 ATRYPS3
-3 ATRYPS2
-2 ATRYPS1
-1
J109B-5 +5V
-4 BTRYPS3
-3 BTRYPS3
-2 BTRYPS3
-1
CANON SADDLE FINISHER K3/K4 REV.0 MAR. 2001
When paper is in the path, '0'.
Uses voltage to switch the
light intensity. (analog signal)
Uses voltage to switch the
light intensity. (analog signal)
When paper is in the path, '0'.
When paper is in the path, '0'.
Uses voltage to switch the
light intensity. (analog)
Uses voltage to switch the
light intensify.
Uses voltage to switch the
light intensity.
When either or both of paper
surface detection position or
upper curl detection position are
blocked by a stack of paper, '0'.
When paper is removed from
the tray while stacking is
taking place, '1'.
When either or both of paper
surface detection position or
upper curl detection position are
blocked by a stack of paper, '0'.
When paper is remove from
the tray while stacking is
taking place, '1'
Alternately between '1' and
'0' according to the position
of tray A.
Alternately between '1' and
'0' according to the position
of tray B.