Brother FAX-8650P - B/W Laser - Fax Service Manual page 182

1
A
R A 7
1 . 0 K x 4
+ 5 V
P 1 1
5 7 R E - 4 0 3 6
1 0
1 1
1 2
1 3
3 2
3 1
3 6
1 4
1
9
B
8
7
6
5
4
3
2
1 6
1 7
1 9
2 0
2 1
2 2
2 3
C
2 4
2 5
2 6
2 7
2 8
2 9
3 0
S 0 V
1 8
+ 5 V
R 2 0 5
1 / 2 W
0 . 4 7
D
1
2 3
R A 9 R A 1 1
2 . 2 K x 4 2 . 2 K x 4
8 1
6 3 R A 6
1 0 0 x 4
7 2
5 4
5 4
6 3 R A 8
1 0 0 x 4
7 2
8 1
5 4
6 3 R A 1 0
1 0 0 x 4
7 2
8 1
S 0 V
# 2
M I N T
M I N T H
1 2
4 6 C
1 2 B
R 2 5 7
7 4 L S 1 4
R 2 5 8
0
S O V
3 4
7 4 L S 1 4
5 6
7 4 L S 1 4
9 8
7 4 L S 1 4
S 0 V
2 3
4
R 5 5 1 5 0
R 1 9 2 1 8
R 1 9 3 1 8
R 5 6 1 5 0
-
R 5 7 1 5 0
P R M I N T
S E L I N
D C 7
D C 6
D C 5
D C 4
D C 3
D C 2
D C 1
D C 0
D C B U S
C C 1 0 1 x 1 5
+ 2 4 V
R 1 7 6
1 0 K
R 1 7 5
4 . 3 K
S 0 V
L 1 0
B L M 1 1 A 2 0
1
C 1 3 0
L 1 1
C C 1 0 1
B L M 1 1 A 2 0
R 2 0 3 2
# 2 # 2
8 2
1 1
1 3 1 2 1 0
P 1
B 2 B - P H
7 4 L S 1 4
S 0 V
C 1 4 6
7 4 L S 1 4
C C 3 3 2 B
S 0 V
+ 5 V
# 2
7 4 L S 1 4
1 4
7
C 1 1 9
C C 1 0 4
S 0 V
4
5
+ 5 V
D 2
M A 7 0 0
- A C K
1 4 C
R 1 7 0
B U S Y
1 4 C
1 K
P P E
1 4 B
S L C T
1 4 B
F L T
-
1 4 B
1 4 B C 1
5 . 5 V
1 4 B
4 7 3 F
H B U Y
1 4 B
S T B
1 4 C S 0 V
R 1 7 1
0
+ 5 v
+ 5 V
R 1 7 2
1 4 C D 1 0
1 S S 1 3 3
Q 3 2
2 S A 1 3 6 4
R 1 7 3
Q 3 3
1 K
C
B
C 1 2 9
C C 1 0 4
D 3
E
D T C 1 2 4 E K
1 S S 1 3 3
Q 3 5
S O V
Q 3 4
R H 5 R 4 7
O U T 2 S A 1 3 6 4
F A X 3 7 5 0
I N
M F C 7 7 5 0
G N D
R 1 7 4
3 3 K
S 0 V
R S
* * * * * * *
1 2 C
A
Main PCB 6/7
5
6
A
)
F A X 3 7 5 0
A S S Y
M F C 7 7 5 0
* * * * * * *
N O T A S S Y
B
R V D D
1 6 A
L 6
0
+ 5 B
* C 3
1 0 0 / 1 0 V
C
S 0 V
)
N O T A S S Y
A S S Y
D
6