R I N G O
S P
R 3 7
3
5
4
7 1 C
9
C
1
0
CNT
T L S L
7 1 B
7 1 B
S 0 V
D A R E C
1 2 B
1 2 A
12A
1 2 B
2
D P S
E A T
R 1 1 8
1 8 0 K
+ 5 V
P O L
N C U 2 P 1 3
B 6 B - P H B L A C K
R 3 1
2 0 K
7 2 B
C 8 5
C C 1 0 3 B
C 8 9 C C 1 0 2 B
-
+
R 9 9
2 0 0 K
2
1
3
# 1 0
K I 3 2 4
C 8 2
C C 1 0 4
R 9 5
1 0 K
+ 2 4 R
T L S L
R L 1
+ 2 4 V
7 3 C
7 5 C
9
5
6
7
1 1
1
R 2 3 8
1 0 0 K R 7 5
4 . 7 K
M 0 V
R 1 0 5
1 K
R 1 0 4
2 . 2 K
DG
S
A R E F
C 9 0
C C 1 0 4
R 1 0 7
10K
1 2 A
1 1 A
C 1 4 7
C C 1 0 1
S 0 V
R 8 0
1 2 0 K
R 7 9
22K
+ 5 V
R 2 4 5
0
P L S
4
2
3
8C M L L
1 2
1 0
N C U 1 P 1 4
B 1 2 B - P H o r
9 2 1 0 B - 1 - 1 5 Z
A D L C
R L 2
3
D A S T
C 1 0 4
C C 1 0 4
S 0 V
5
4
6
1
M 5 V
M 0 V
#17
7 4 H C 4 0 5 3
8
1 6
C 3 1
C C 1 0 4
6 7
T L O F
C I
Q 1 9
2 S K 2 0 8
12A
D A S E N D
R 1 1 6
1 0 K
C 1 0 5
C C 1 0 4
S 0 V
4 1 C
43B
7 5 A
SPAMP
R 4 1
1 . 5 K
Z D 5
M T Z 8 . 2
R 1 1 5
1 0 K
M 0 V
M O V
P R I N G
C 3 2
R 3 8
1 2 A
M 0 V
M U T E
Q 2 1
D T C 1 1 4 Y K
1 5 C
V O L 1
12B
1 2 A
R 5 3
1 0 0 K
# 1 7
7 4 H C 4 0 5 3
2 4 R E T
C M L H
Q 2 0
D T C 1 1 4 Y K
C 3 3 C C 1 0 4
1 2 A , 7 1 B
7 6 C
S P A M P
B 2 B - P H
B L A C K
+ 5 V
C 1 1
1 0 0 / 6 . 3 V
P 7
1
2
S P
L 3 B L M 1 1 A 2 0
V O L 3
T L S W
R 3 9
390
S 0 V
7 3 B
1 5 B
1 5 C
R 2 4 6
0
R 7 8
Z D 3
2 . 0 V
Z D 4
2 . 0 V
C 4 9
C C 1 0 4
Q 1 4 Q 1 5
U M G 5 N
R 4 2
1 5 0 K
M O V
1 2 A
7 1 B
C M L H 12B
C
1
0
C N T
1 4
1 3
1 2
R L 1
R L 2
# 1 7
7 4 H C 4 0 5 3 - A
1 1
C N T
7 3 C
T E L
# 1 7
7 4 H C 4 0 5 3
1
0
1
2
C
1 5
1 0
R 1 0 6 1 0 0 K
T X O
L 1 B L M 1 1 A 2 0
+ 5 V S 0 V
* R 3 6 0
R I N 4 1 B
7 3 C
S 0 V
C 9
1 0
/ 6 . 3 V
R 8 2 2 4 0 K
C 3 4
C C 1 0 4
C 6 4
# 1 1
S P O N
1 3 A
M 0 V
D T C 1 1 4 Y K
15C
V O L 2
M O V
1
3
2
4
6
4
2
1
67
8
5
- V i n
V r e f
C D
V + G N D
V o 2
V o 1
+ V i n
R 8 3
1 0 K
# 1 1
N J M 2 1 1 3
3
M 0 V
S 0 V
S 0 V
-
+
#10
K I 3 2 4
R 9 4 5 6 K
C 8 3 C C 6 8 1
R 9 3
1 0 K
1 3
1 2
1 4
R 1 0 0
1 K
1 / 1 0 W
1 2 B
C 8 6
C C 5 0 C 1 0 4
+ 2 4 R
# 1 0
K I 3 2 4
4
1 1
M 0 V
R 1 9 1
C 1 4 2 C C 1 8 1
R 1 9 4
R 1 9 6
R 1 9 7
C C 1 0 4
M 0 V
+ 2 4 R
+ 2 4 V
4
3
5
1
2

( )

O P O N
R 2 0 1
0
U M C 4 N
Q 3 6
S 0 V
# 1 1
N J M 2 1 1 3
1 4 C , 7 1 C
* R 3 4
5
3
R 3 1
2 0 K
P R I N G * R 3 5
C
0
1C N T
4
M S L
* # 1 6
7 4 H C 4 0 5 3

9

C
1
0
C N T
1 5
T A D H
1
2
1 0
# 1 6
7 4 H C
4 0 5 3
4 2 C
R 3 2
0
* R 3 3
0
C N T
7 4 C
1
0
1 3
1 2
C
1 4
C N T
H S P L Y
1
0
C
1 2 A1 2 A
* # 1 6
7 4 H C
4053
* R 3 6 0
R I N
1 1
M 0 V
C 2 9
C C 1 0 4
M 5 V
* # 1 6
7 4 H C 4 0 5 3
1 6
678
4 1 B
7 3 C
T L R L
R 7 6 6 8 0
R 7 4
1 . 5 K
1 2 A , 7 1 B
T E L
R 7 7 0
75C
R I N G 0
R 2 4 0
4 3 0 K
1 3 2 4 R E T
1 4
1 5
7 3 C
7 4 A
O P O N
S P
R N G 13A, 71B
Q 1 8
D T C 1 1 4 Y K
M 0 V
S O V
C 1 4 8
C C 1 0 4
R 2 4 2 0
M 5 V
R 4 0
6
7
R 1 1
1 0 K
+ 5 V
M 0 V
7 3 C
D A R E C
R 2 4 1
1 0 K
7 3 C
R N G
R 2 3 9
0

N O T A S S Y F A X 3 7 5 0 , M F C 7 7 5 0

N O T A S S Y
C 6 2
C C 1 0 3 B
S 0 V
()
3 . 9 K 3 9 0
*
*
*
*
*
*
*
N O T A S S Y
A S S Y F A X 3 7 5 0 , M F C 7 7 5 0
A S S Y F A X 3 7 5 0 , M F C 7 7 5 0
)(

M O D E M

P 2

A
B
1 2 3
C
D
1 2 3 5 6
A
B
C
D
6
4
4 5

AMain PCB 7/7