Canon imageRUNNER ADVANCE 4551i Service Manual page 1104

Reversal ADF
10 9
F
19 18 17 16 15 14 13 12
E
1 2 3 4 5 6 7 8
J5
D
MT 7 MT5
C
PCB 5
Document
delivery
LED PCB
MT8 MT6
B
6 5
J510 1 2 3
A
1 2 3
SR7
Document length sensor 1
10 9
8 7
CL1
Pickup clutch
1
J109
J105 MT2
CL
11 10 9 8 7 6 5 4 3 2 1 1 2
2
J412
1 2
J312H
2 1
J312
1 2
9 10 11 12 13 14 15 16 17 18 19 2 1
J9 MT1 J12
J10
9 8 7 6 5 4 3 2 1 8 7 6
J113
MT3
1 2 3
1 2 3
J113H
J310
8 7 6
1 2 3 4 5 6 7 8
J110
PCB 4
J210
Document width
4 3 2 1
sensor PCB
1 2 3
J413
PCB 3
Different width
sensor PCB
MT4
J410
1 2 3
1 2 3
SR8
Document length sensor 2
8 7
6 5
CL2 SL1 SL2
Registration clutch Release solenoid Stamp solenoid
1
1 1
MT10
CL
SL SL
2 2
2
J212 J203
1 2 2 1
J112H J103H
2 1 1 2
J112 J103
MT9
3 4 1 2 1 2 3
J6 J3
n
PCB1
ADF driver PCB
J1 3
9 8 7 6
5 4 3 2 1
J304 J20 4
4 5 6 7 8
1 2 3 1
5 4 3 2 1
J213
1 2 3 1
SR3 SR2
Delivery reversal Read sensor
sensor
4 5 6 1 2 3
J313
PCB 2
Document set LED PCB
6 5
1091
4 3 2
M1 M2
Pickup motor Read motor
M M
1 2 3 4 5 6 1 2 3 4 5 6
MT12
1 2 3 4 5 6
1 2 3 4 5 6
J101
J201
MT11
1 2 3 4 5 6 7 8
J1
J4
J2
5 4 3 2 1 6 5 4 3 2 1
J104
J202 J102
1 2 3
2 3 1 2 3 1 2 3
1 2 3
2 3 1 2 3 1 2 3
SR1 SR6 SR5
Registration Cover open/closed Document set
sensor sensor sensor
4 3 2
General Circuit Diagram
1
F
E
D
C
B
A
1
P.1