Canon DADF-J1 Service Manual page 26

CHAPTER 2 OPERATIONS AND TIMING
Inputs to the ADF Controller PCB (2/2)
Reversal sensor
Pre-registration
roller paper sensor
Post registration
roller paper sensor
Separation sensor
Skew sensor
Original sensor
(light-receiving)
Original sensor
(light-emitting)
Original trailing
edge sensor
Copy paper
Pre-last original
sensor
Copy paper
Manual feed
registration roller
paper sensor
2-4
+5V
-4
-1
S1
-2
-3
J149
+5V
-1 -6
-6 -1
S2
-5 -2
-4 -3
S3
-3 -4
-2 -5
J135 J133
+5V
-1
-6
S4
-5
-4
S5
-3
-2
J134
-2
-1
J136
S6
-2
-1
J145
Pickup tray
PCB
S7
J52-4 -3 -2
Original
J56-1 -4 -3
width
detecting
switch
S8 SW301
+5V
-4 -1
-1 -4
S9
-2 -3
-3 -2
J25 J23
F02-103-02
COPYRIGHT © 2001 CANON INC.
-2 -4 J14-B1
-5 -1 -B4
TNSAJ
-4 -2 -B3
TNS
-3 -3 -B2
J144
-1 -8 -1 J13-8
-6 -3 -6 -3
RGBSAJ
-5 -4 -5 -4
RGBS
-4 -5 -4 -5
RGASAJ
-3 -6 -3 -6
RGAS
-2 -7 -2 -7
J132
-6 -1 J13-14
-1 -6 -9
SPSAJ
-2 -5 -10
SPS
-3 -4 -11
SKSAJ
-4 -3 -12
SKS
-5 -2 -13
J131
-2 -7 J13-2
DTS
-1 -8 -1
J132
-1 -3 J14-A1
DTSAJ
-2 -2 -A2
J140
+5V
-2 J5-12
-5 -9
TAILSAJ
-4 -10
TAILS
-7 -7
LASAJ
-6 -8
LAS
-3 -11
-13 J5-1
-8 -6
SSW-0
-9 -5
SSW-1
-10 -4
SSW-2
-11 -3
SSW-3
-12 -2
SSW-4
J51
-7 -4 -9 J2-4
-4 -7 -6 -7
MFRGSAJ
-6
-5 -6 -7
MFRGS
-5
-6 -5 -8
J21
2000 2000 2000 2000
ADF controller PCB
+5V
Reference signal for
paper detection
When paper is present, '0'.
+5V
Reference signal for
paper detection
When paper is present, '0'.
Reference signal for
paper detection
When paper is present, '0'.
+5V
Reference signal for
paper detection
When paper is present, '0'.
Reference signal for
paper detection
When paper is present, '0'.
When paper is present, '0'.
Light intensity adjustment
signal
+5V
Light intensity adjustment
signal
When paper is present, '1'.
Light intensity adjustment
signal
When paper is present, '1'.
+5V
Signal according to
paper width
(For details, see p. 2-19.)
+5V
Reference signal for
paper detection
When paper is present, '0'.
CANON DADF-J1 REV.0 MAR.2001