Brother MFC7050C Service Manual page 152

1
L 3
N . C
A
7
R 6
# 1
1 W
3 0 V
M C 3 4 0 6 3
0 . 2 7
A P 1
6
C 8 C 1 5
C C 1 0 4
5 0 V
5 0 V 1 0 0
B
P 6
I M S A
- 9 1 1 0 S - 0 6 L
3 0 V
C
3 0 V 4
3 0 V
5
+ 5
6
V c c
C 1 4
D 4
N . C
S I D 1 S S 1 2 0
S 0 V
S 0 V
3
C 1 3
N . C
G N D I N O U T
# 3
S 0 V
S 0 V
D # 3
3 0
2
R E G U L A T O R
U P C 2 9 3 3 H F
R E T
3 0 1
R E T
3 0 R E T
1
2
L 2
H S 8 0 0 - T
8 1
L 1
C 1 3 - F R 6 8 1
2
C 1
R 3
C C 2 2 2
2 2 0
_ B
5
C 3
1 6 V
4 3
1
1 0 0
C 6 C 1 7
D 1
C C C C
3
E R A 8 3
2 7 1 1 5 2
- 0 0 6
5 0 V
A
S 0 V
P 4
B 7 B - P H
D 2
N . C
7
C R 1
4 1
N . C
3 2
5
B
B J W 1 1
3
C 1 2
+ 2 2 C N T 1
N . C
2
S 0 V
4
6
S 0 V
2
3 4
1 1 . 7 5 V
R 1
1 8 K
R 2
C 2 C 1 6
2 K
1 6 V
C C
1 0 4 1 0 0 0
2
V R 1
5 0 0
3 0 V
R 1 0
5 . 1 k
1 / 2 W
+ 2 2 C N T
C
5 V C N T
S 0 V
+ 5 V
S 0 V
3 . 3 V
+ 2 2 C N T
S 0 V
S 0 V
S 0 V
B 5 3 K 3 9 4 - 1
3 4
5
3 0 V : J W 4
+ 2 2 C N T : J W 1 , J W 5 , J W 6 , J W 1 0
3 0 R E T : J W 2 , J W 3
Q 2
T R 2 S D 1 7 6 4
1 1 . 7 5 V
D 3
S I D E R A 1 5 - 0 1
C
S 0 V
Interface PCB 2/2
D
(U.S.A./Canada)
5
6
A
B
P 5
B 8 B - P H
3 0 V
3 3 0 V
4 3 0 V
6 2 2 V
8 1 1 . 7 5 V
5 S 0 V
C
7 S 0 V
2 3 0 R E T
1 3 0 R E T
S 0 V
3 0 R E T
D
6