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+2V
IC2
+2.0V
+24V
+5VD
+5VA
CN1
+24V
1
DG
2
+5VD
3
+5VA
4
AG
5
BELL
6
LINETX
7
CPC
8
RLY
9
PAPER
10
JAM
11
P-SHORT
12
HOOK
13
SPMUTE
14
SPOUT
15
LINERX
16
H/STX
17
H/SRX
18
+5VD
PEPAR SW
SW1
R1
NO PAPER: 5V
1
3
2
4
100
PAPER: 0V
+5VD
HOOK SW
SW2
R3
ON-HOOK: 5V
1
2
4
3
100
OFF-HOOK: 0V
R25
+5VD
NC
4
1
PC5
NC
3
2
R35
C16
82K
NC
C25
J220p
FAX RX
+5VA
-2
R33
56K
C23
K0.1µ
8
2
1
3
C26
4
R34
56K
C24
K0.1µ
Z0.1µ
R36
82K
C27
NC
C30
50V4.7µ
FAX TX
+12V
JAM SW
NO PAPER: 5V
PAPER: 0V
+5VD
SW3
R5
1
3
2
4
100
+5VA
+2.0V
R24
NC
R22
R11
NC
D2
NC
Q6
NC
NC
NC
Q5
NC
T1
R12
8
1
150(2W)
5
4
2
5
1
3
T2
+5VD
Q4
NC
4
1
3
2
BELL DETECT
D4
D3
5V
0V
0
0
2V
C55
J270p
R50
390K
C57
6
R53
7
0
5
0
IC2
-1
+5VD
Q12
NC
C50
[4]
R67
0
0
Q11
NC
+5VD
D1 NC
3
1
FAX TX
4
2
4
1
FAX RX
PC4
3
2
C5
NC
NC
C6
NC
C8
K0.01µ
RLY1
R14
-1
4
220(1/4W)
+5VD
D13
D14
5
NC
NC
PC2
C11
250V1µ
R16
R15
47K(1/2W)
NC
C13
CPC DETECT
5V
NC
0V
NC
PC3
+5VA
IC1
1
8
CD
VD2
2
7
FC2
GND
3
6
FC1
VCC
4
5
VIN
V01
R74
10K
R75
C43
15K
K1000P
+5VA
R48
15K
C53
K0.033µ
R49
15K
C54
K0.033µ
+5VA
+2.0V
R64
22K
Q2
C47
16V10 µ
2.5V
L11
L1
J1
0
L10
1
4
2
3
NC
POS1
J2
3
0
L2
L12
L3
NC
CN5
4
3
L4
NC
NC
+24V
LINE ON/OFF, DIALPULSE
5V
0V
Q3
2.1V
CN2
1
2
TO SPEAKER
CN3
[0]
L5
1 HSMIC(-)
L6
0
3 HSSP(+)
L7
0
2 HSSP(-)
L8
4 HSMIC(+)
CN4
4 a
3 b
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