Color - Brother FAX1170 Service Manual

1 2
P S
+ 2 5 V
+ 8 V
4
1
A
C 3
1 6 V 4 7
2
3
G N D
P 0 V
P 3
B 4 B - P H
+ 8 V
D A 1
1 S S 3 7 8
B A T
B
R 1 1 3
1 K
1
2
G N D
P 6
B 2 B - P H
B L A C K
M O T O R
3
4
2
6
C
5
1
P 2
B 6 B - P H
+ 5 V
R 1 3 0
R 1 1 0
0 2 0 K
C 1 0 6
D C C 3 3 2 B
R 1 1 2 R 1 1 1
* *
R 2 R 1
1 / 2 W 1 / 2 W
1 1
Q 1 1 *
E
P 0 V
S O L
+ 2 5 V
1
Q 2
D 3
D T D 1 1 3 Z K
1 S S 1 2 0
2
P 1 3
B 2 B - P H
B L U E
F
G N D
1. Electronic devices marked with an asterisk (*) are not mounted.
1 2
3
# 3 K I A 7 8 0 5
I N O U T + 5 V
G N D
C 9 6 C 9 7 C 5
C C 1 0 4 C C 1 0 4 1 6 V 4 7
+ 5 V
Q 1 2 R H 5 R A 4 7 R 1 1 9
*
I N O U T + 5 B
G N D
C 9 1 C 4
C C 1 0 4 1 6 V 4 7
G N D
# 1
M T D 2 0 0 3 F
2 2 7 M M 1 M B U S 1 6 B
O U T 1 I N 1
7 2 6 M M 3
O U T 2 I N 2
8 1 7 M M 2
O U T 3 I N 3
1 3 1 6 M M 4
O U T 4 I N 4
3
N C
5
N C
6 2 5
N C I 0 M T I 0 1 2 E
9
N C
1 0 1 8
N C I 1 M T I 1 1 2 E
1 2
N C
1 9
N C
2 4
N C + 5 V + 2 5 V
1
V M M
2 2 1 4
V R V M M
1 5
V C C
2 1 2 8
C / R V C C
2 3
V S A
4
C 1 0 5 C 9 0 C 1 0 7
R S A
2 0 2 9 C C 1 0 4 C C 1 0 4 5 0 v
V S B G N D
C C 1 0 4
1 1 3 0
R S B G N D
P 0 V
P 0 V
M T V R 1 5 D
S O L 1 5 D
3
4 5
+ 5 V
C 9 5
C C 1 0 4
R 1 2 0
4 . 7 k
8
V C C
6
1 5 D E P C K S C L
5
1 5 D E P D O S D A
7
T E S T
# 4
2 4 L C 1 6 ( 1 8 7 0 M C )
2 4 L C 3 2 ( 1 9 7 0 M C )
1 5 A R A S
1 5 A C A S
1 5 B B A R M W E
1 5 B B A R M R D
+ 5 B C 9 4
C C 1 0 4
# 7 ( 1 9 7 0 M C )
H M 5 1 4 4 0 0
1 3
V C C
4
- R A S
2 3
- C A S
3
C 1 - W E
2 2
3 5 V / 2 2 0
- O E
1 0 5 C
D A 0 9
A 0
D A 1 1 0
A 1
D A 2 1 1
A 2
1 2
D A 3
A 3
D A 4 1 4
A 4
D A 5 1 5
A 5
D A 6 1 6
A 6
1 7
D A 7
A 7
D A 8 1 8
A 8
D A 9 5
A 9
1 4 D D A B U S
1 4 E D B A S
4 5
6 7
G N D + 5 V
+ 5 V
4
V S S
3 2
1 R 7 6 S T D M O D E L = 0 2 2
A 0 1 5 A R O M C
D . S M O D E L = *
2 4
1 5 A R M R D
2
A 1
3 1
3
A 2 R 7 7 S T D M O D E L = *
A 0 1 2
D . S M O D E L = 0
A 1 1 1
D A 9
1 4 D D A B U S A 2 1 0
A 3
A 4
A 5
A 6
A 7
A 8 2 7
A 9 2 6
A 1 0 2 3
A 1 1 2 5
1 6 D A B U S
D A 3
D A 4 2 8
D A 5 2 9
D A 6
D A 7
D A 8 3 0
G N D + 5 B C 9 3 G N D
C C 1 0 4
# 5 ( 1 9 7 0 M C )
H M 5 1 4 4 0 0
2 6 1 3 2 6
V S S V C C V S S
4
- R A S
2 3
- C A S
3
- W E
2 2
- O E
D 0 D 4
1 D A 0 9 1 D A 0
D Q 1 A 0 D Q 1
D 1 D 5
2 D A 1 1 0 2 D A 1
D Q 2 A 1 D Q 2
2 4 D 2 D A 2 1 1 2 4 D 6 D A 2
D Q 3 A 2 D Q 3
2 5 D 3 1 2 2 5 D 7
D A 3 D A 3
D Q 4 A 3 D Q 4
D A 4 1 4 D A 4
A 4
D A 5 1 5 D A 5
A 5
D A 6 1 6 D A 6
A 6
1 7
D A 7 D A 7
A 7
D A 8 1 8 D A 8
A 8
D A 9 5 D A 9
A 9
MAIN 2/5
A
(FAX1570MC/1030/MFC1870MC/
1970MC)
6 7
8
A
G N D
C 5 8
C C 1 0 4
# 8
P D 2 7 C 2 0 0 1 B - 1 5
1 1 6
V P P G N D
V C C
- C E
- O E
- P G M
A 0
A 1
A 2
9
B
A 3
8
A 4
7
A 5
6
A 6
5
A 7
A 8
A 9
1 3 D 0
A 1 0 D 0
1 4 D 1
A 1 1 D 1
4 1 5 D 2
A 1 2 D 2
1 7 D 3
A 1 3 D 3
1 8 D 4
A 1 4 D 4
3 1 9 D 5
A 1 5 D 5
D 6
2 2 0
A 1 6 D 6
2 1 D 7
A 1 7 D 7
C
+ 5 B C 6 4 G N D
C C 1 0 4
# 6 ( 1 8 7 0 M C )
H M 5 1 4 8 0 0 J P
1 1 5
V C C V S S
1 4 2 8
V C C V S S
8
- R A S
2 3 6
- C A S N C
7 2 1
D
- W E N C
2 2
- O E
D 0
1 0 2
A 0 D Q 1
D 1
1 1 3
A 1 D Q 2
1 2 4 D 2
A 2 D Q 3
1 3 5 D 3
A 3 D Q 4
D 4
1 6 2 4
A 4 D Q 5
D 5
1 7 2 5
A 5 D Q 6
1 8 2 6 D 6
A 6 D Q 7
1 9 2 7 D 7
A 7 D Q 8
2 0
A 8
9
A 9
E
F
8