Canon PC921 - Page 76

A-6
2. ADF
4321
3421
342 342
1 1 2 415
GND BL L
+5V BR
+24V
GND
D
OR
GN
J24
J202
To composite power supply
To DC controller
4321
J114
687 5
J23
Y
BL
VACK
REQ
GND
GND
L
L
BL
5 4
TxD GY
6 3
GND L BL
7 2
RxD W
8 1
GND L BL
87651234
78 65 3421 78564312
J2
J1
2
2
1
1
J6
FG Y/GN
Y
OR
W
GY
V
OR
GN
ADFCOR
OR +24V
COMNO
MS1
ADF
Switch
4213 657 421 3 567
J3
41 23
J5
5 6 7 8 9
12 4357689
ADF CONTROLLER PCB
4 421
3
213
5
5
M1
Belt motor
2 2
M1
Pickup motor
1 1
65
12
342
435
1
6
J105
PDP3* GY GND
BL
+5V
BR
PDP2*
V
GND
BL
+5V
BR
PDP1
Y
GND
BL
+5V
BR
23 1
J203
V BR BL
PI3
sensor
Original placementRegistration
sensor
PI2
J202
23 1
Delivery
sensor
PI1
J201
23 1
V BR BL
Color coding
BK BLACK
BL BLUE
BR BROWN
GY GRAY
GN GREEN
OR ORANGE
PK PINK
R RED
SB SKY-BLUE
V VIOLET
W WHITE
Y YELLOW
(M3) (M4)