FO-3150U/C
6 – 7
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
I
I
6
6
5
5
4
4
3
3
2
2
1
1
DG
DG
DG
DG
DG
DG
DG
+24VH
+24VH
+24VH
+24VH
MG
MG
MG
MG
SPMUTE
C
N
SP-1
CNSP-2
CNLIU
A
-7
SIGM
UT
E
D
T
MF
MUTE
RCVOL
SIGR
X
CML
CNLIU
A
-4
CNLIU
A
-6
CNL
TELOUT
IU
A
-1
4
SI
G
T
X
SI
G
T
X
SPOUT
CNPN-5
CNPN-6
<DG>
CNLIU
A
-2
CNPR
G
-2
CNPRT
-4
a
CNPRT
-1
b
CNPRT
-2
a
CNPRT
-5
a
CNPRT
-5
b
CNPRT
-6
a
CNPRT
-6
b
CNPRT
-8
a
CNPRT
-7
a
CNPRT
-9
b
CNPRT
-9
a
CNPRT
-3
b
CNPRT
-4
b
CNLIU
A
-1
BZO
U
T
1
C
NCIS-7
CNPRT
-2
b
+5V
+3.3V
MG
+5V
+3.3
V
FG
2
+3.3V
MG
FG
1
+24V
H
VBAT
+
3
.3VA
+5V
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
FG
3
F
G
4
DG
(3-5A)
(3-3H)
(3-4A)
SP+
TXO
U
T
(3-5A)
SP
-
(1-1F)
(3-2H)
(3-5A)
RX
IN
(3-5A)
N.M.
(3-3H)
TE
LIN
SIGR
X
<+3.3V>
+3.3V
R23
7
0
R24
3
0
R2
3
8
N.
M
.
<M
G
>
R23
1
5.6
K
C21
2
0
.1u/50V
C26
6
0
.1u/50V
D10
5
HRW
02
0
2
A1
A2
K
C
136
C13
7
N.
M
.
+
C2
1
1
00u/16V(7mm)
R240
R20
1
20K
R12
7
1M
C13
8
N.
M
.
R12
6
R
199
120K
C15
7
0
<+3.3VA>
C13
4
N.
M
.
<VBT1>
<VBT>
<DG>
C15
8
C13
9
D10
4
1SS355
A
K
C16
0
1u/10V
R19
7
100K
C9
47u/25V
1
2
R22
7
0
C13
3
0.1u/16V-K
R23
9
0
+
C2
6
47u/25V
R
1
9
6
220K
REG1
S-815A33AMC
Vin
1
Vout
5
VSS
2
Nr
4
ON/OFF
3
C
216
0
.01u/50V
+
C2
5
1
00u/16V(7mm)
C
251
N.
M
.
C21
4
0.022u/50V
C
135
0.1u/16V-K
C23
7
1u/10V
Q105
B
C
E
–
+
IC12
NJM2113M
SPEAKER AMP.
5
4
3
2
1
7
8
6
C25
2
N.
M
.
L107
0
L110
0
R12
3
39K
REG3
S-815A33AMC
Vin
1
Vout
5
VSS
2
Nr
4
ON/OFF
3
R20
0
1k
C184
1u/10V
C21
7
4700p
/50V
C26
7
1000
p/50V
C25
3
1000
p/50V
Q102
RT
1N
141C
B
C
E
Q103
N.
M
.
B
C
E
R241
N.M
.
D10
0
1SS355
A
K
C3
0
N.
M
.
C14
0
N.
M
.
<+5V>
<+5V>
C24
3
1u/10V
C25
4
0
.1u/50V
C18
8
R2
2
8
N.
M
.
Q107
N.
M
.
B
C
E
R1
1
6
+
C2
4
22u/50V
C18
5
0
C
246
N.
M
.
R12
5
7.5
K
R12
4
3.9
K
R2
3
5
N.
M
.
C18
3
R15
2
Q101
R
T
1
N
141C
B
C
E
R19
8
27K
C15
9
C21
3
220p/50V
R242
C14
1
D10
2
1SS355
A
K
C21
5
1u/10V
BAT1
CR2032
+
R23
6
N.
M
.
+5V
DG
DG
Analog Signal/Power Supply block
7/8
Summary of Contents for FO-3150
Page 107: ...FO 3150U C 6 9 Control PWB parts layout Top side ...
Page 108: ...FO 3150U C Control PWB parts layout Bottom side 6 10 ...
Page 112: ...FO 3150U C 6 14 TEL LIU and Hook SW PWB parts layout Top side ...
Page 113: ...FO 3150U C TEL LIU and Hook SW PWB parts layout Bottom side 6 15 ...