General Circuit Diagram(Reader); General Circuit Diagram (1/1) - Canon H1 Service Manual

Color image reader unit
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General Circuit Diagram(Reader)

General Circuit Diagram (1/1)

10
9
F
J8133
2
4
6
8
1
3
5
7
E
49
47
45
43
50
48
46
44
D
C
2
4
6
1
3
5
7
B
1
3
5
7
2
4
6
A
J531
10
9
8
7
UN14
Main Controller PCB 2
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43
45
47
41
39
37
35
33
31
29
27
25
23
21
19
17
15
13
11
9
7
5
42
40
38
36
34
32
30
28
26
24
22
20
18
16
14
12
10
8
6
4
UN4
Reader Conteroller PCB
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
9
11
13
1
15
17
9
21
23
25
27
29
31
33
35
37
39
41
43
45
9
11
13
1
15
17
9
21
23
25
27
29
31
33
35
37
39
41
43
45
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
UN48
CCD PCB
8
7
6
5
To ADF
J570
J570A
J570B
J570C
5
4
3
2
1
9
8
7
6
5
4
3
2
1
1
2
3
4
5
48
50
49
COR1
MT21
3
1
1
1
2
2
3
4
5
6
7
8
9
10
11
12
13
14
15
2
J502
J509
J505
J501
48
50
J510
J504
47
49
4
3
2
1
1
2
3
4
5
6
COR4
UN50
LED Unit (L)
12V
47
49
CH8
48
50
CH7
UN51
CH6
CH5
LED Unit (R)
12V
CH4
CH3
CH2
CH1
6
5
4
3
2
H5
Reader Heater (Option)
N
N
H
H
3.3V
CCD Unit HP Sensor
GND
HP SENS
3.3V
Copyboard Cover Open/Closed Sensor 1
GND
CVR SENS S1
3.3V
GND
Copyboard Cover Open/Closed Sensor 2
CVR SENS S2
*A
A
Reader Motor
B
*B
GND
Original Size Sensor 2
SIZE
2
5V
GND
Original Size Sensor 1
SIZE
1
5V
To Power Supply PCB (J114)
4
3
2
iii
1
F
E
D
C
B
A
1
iii

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