Brother FAX-921 - Manual (Page 180)

1 4 E D B A S
1 5 A R A S
1 5 A C A S
1 6 C B A R M W E
1 6 C B A R M R D
1 4 D D A B U S
G N D + 5 V
8
6
7
4
1
2
3
V C C V S S
S C L
S D A
T E S T A 2
A 1
A 0
# 1 2
1 6 D E P C K
1 6 E E P D O
C 2 8
C C 1 0 4
1 7 D A B U S
V P P
- C E
- P G M
D A 8
D A 7
D A 6
D A 5
D A 4
D A 3
A 1 1
A 1 0
A 9
A 8
A 7
A 6
A 5
A 4
A 3
A 2
A 1
D 7
D 6
D 5
D 4
D 3
D 2
D 1
D 0
V C C
G N D
G N D + 5 V
1 6 B R O M C
1 6 A R M R D
1
3 2
2 2
2 4
1 2
1 1
1 0
9
8
7
6
5
2 7
2 6
2 3
2 5
4
2 8
2 9
1 6
1 3
1 4
1 5
1 7
1 8 3
2
3 0
1 9
2 0
2 1
# 1
P D 2 7 C 2 0 0 1 B - 1 5
A 0
A 1
A 2
A 3
A 4
A 5
A 6
A 7
A 8
A 9
A 1 0
A 1 1
A 1 2
A 1 3
A 1 4
A 1 5
A 1 6
A 1 7
D 7
D 6
D 5
D 4
D 3
D 2
D 1
D 0
C 8 0
C C 1 0 4
5
R 2 6
4 . 7 k
O U T 3
I 0
I N 3
C / R
O U T 2
8 1 7
2 5
7
2 1
1
1 5
2 8
2 9
3 0
# 6
M T D 2 0 0 2 F
1 1
2 0
V S A
R S A
V S B
R S B
2 3
4
2 2
V R
I N 1
I N 2
M M 4
2 6
I 1
1 8
I N 4
1 6
+ 2 5 V
1 3
3
5
6
9
1 0
1 2
1 9
2 4
O U T 4
N C
C 1 0 2
C C 1 0 4
P 0 V
B A T
1
2
P 2
B 2 B - P H
B L A C K
C 1 0 6
C C 1 0 4
G N D
V M M
V M M
V C C
V C C
G N D
R 3
1 / 2 W
1
R 1 2 3
2 0 K
1 4
2
O U T 1
2 7 M M 1
M M 3
M M 2
M B U S 1 7 B
M T I 0 1 2 E
N C
N C
N C
N C
N C
N C
N C
M T I 1 1 2 E
+ 2 5 V
S O L
1
2
P 5
B 2 B - P H
B L U E
S O L 1 6 D
G N D
Q 1 0
D T D 1 1 3 Z K
P 4
B 6 B - P H
W H I T E
M O T O R
3
4
2
6
5
1
C 3
3 5 V / 2 2 0
1 0 5 C
C 1 0 8
5 0 v
C C 1 0 4
+ 5 V
+ 5 B
P 0 V
C 9 4
C C 1 0 4
I N O U T
G N D
Q 1 1 R H 5 R A 4 7
+ 5 V
R 4
1 / 2 W
1
C 1 0 7
C C 3 3 2 B
D A 9
D A 8
D A 7
D A 6
D A 5
D A 4
D A 3
D A 2
D A 1
D A 0 D 0
D 1
D 2
D 3
A 9
A 8
A 7
A 6
A 5
A 4
A 3
A 2
A 1
A 0
N C
V C C
D Q 5
D Q 7
D Q 8
D Q 6
- R A S
- C A S
- W E
- O E
D A 9
D A 8
D A 7
D A 6
D A 5
D A 4
D A 3
D A 2
D A 1
D A 0
D 4
D 5
D 6
D 7
1 4
8
2 3
7
2 2
1 0
1 1
1 2
1 3
1 6
1 7
1 8
1 9
2 0
9
2 7
2 6
2 5
2 4
2 1
G N D + 5 B
# 3
* H M 5 1 4 8 0 0 J P
C 9 7
* C C 1 0 4
2
3
D Q 1
D Q 3
D Q 4
D Q 2
D 0
D 1
D 2
D 3 5
4
1
V C C
1 5
V S S
V S S
N C
2 8
6
A 9
A 8
A 7
A 6
A 5
A 4
A 3
A 2
A 1
A 0
- R A S
- C A S
- W E
- O E
D A 9
D A 8
D A 7
D A 6
D A 5
D A 4
D A 3
D A 2
D A 1
D A 0
4
2 3
3
2 2
9
1 0
1 1
1 2
1 4
1 5
1 6
1 7
1 8
5
G N D + 5 B
# 2
*
C 9 5
*
1
2
D Q 1
D Q 3
D Q 4
D Q 2
D 4
D 5
D 6
D 7 2 5
2 4
1 3
V C C
2 6
V S S
A 9
A 8
A 7
A 6
A 5
A 4
A 3
A 2
A 1
A 0
- R A S
- C A S
- W E
- O E
4
2 3
3
2 2
9
1 0
1 1
1 2
1 4
1 5
1 6
1 7
1 8
5
G N D + 5 B
# 4
*
C 9 8
*
1
2
D Q 1
D Q 3
D Q 4
D Q 2
2 5
2 4
1 3
V C C
2 6
V S S
P S
5
1
4
2
P 3
I M S A - 9 1 1 0 S - 0 5 L
P 0 V
+ 2 5 V
C 1
1 6 V 4 7
C 9 6
C C 1 0 4
+ 5 V
G N D
D A 1
1 S S 3 7 8
R 1 1 7
*
G N D
C 2
1 6 V 4 7
+ 5 V
R 1 1 5
*
R 1 1 6
1 K
G N D
L 1 3 0
L 1 4 0
A 0
D 1
1 S S 1 2 0
3
R 1 3 9 1 0 0
R 1 4 0 1 0 0
1 4 D D A B U S
+ 5 V
D A 9
R 1 4 1
*
R 1 4 2
0
3 1
- O E
1 2 3 4 5 6 7 8
2 1 3 4 5 6 7 8
A
B
C
D
E
F
A
B
C
D
E
F
A
Main PCB 2/6
(FAX870MC/MFC970MC/FAX-930/
FAX-931)