Read Panasonic KX-FP320E / KX-FM330E Service Manual Simplified online
15
(Model KX-FP320E/KX-FM330E)
KX-FP320E/KX-FM330E
NOT USED
+5VD
COILIN
COILOUT
GND
A-OUT
OUT1
OUT2
VCC
3
3
1
1
3
1
2
2
6
7
4
5
C3
C4
C7
C10
C12
C15
Q3
D6
C13
C9
C8
L7
L9
R19
R7
C2
C16
D9
ZNR1
SA1
L3
SA2
R192
R4
D35
R17
R20
R16
R18
PC3
PC2
D5
C14
C163
D4
R13
R14
D3
C1
R8
PC1
J3
J2
J62
J1
J11
J10
J6
J9
J17
J18
J21
J12
+5VD
+5VD
RLY2
CN2
J7
J16
J15
J14
J20
J5
L2
L1
J8
J64
J13
J4
1
2
3
4
5
6
2
3
4
5
6
a2
—
a
b
—
b2
—
a
b
—
b2
CN1
1
2
3
4
5
6
2
3
4
5
6
E
a
b
S
a
b
S
J19
C153
EX-HOOK
J26
RLY3
J27
J24
J25
2
4
2
3
4
1
1
1
3
2
3
1
4
2
3
1
4
2
3
1
4
7
5
6
J22
L5
FG
Q2
R2
Q1
Q18
IC1
POS1
L4
L6
R9
C203
D2
D1
EX-HOOK DETECT
CURRENT
DETECT
DETECT
SHUNT
RLY1-1
F1
J23
L8
RLY1-2
+5VD
2
3
+
—
1
1
4
3
3
2
6
3
4
C11
D7
C162
C6
T2
R15
C5
R10
R11
R12
1
2
3
4
+
—~
~
NOT USED
6.9. NCU SECTION (Change from original page 172)
6.9.1. GENERAL
This section is the interface with the telephone line and is composed of a telephone line connection, Bell detection circuit,
Pulse dial circuit, Auto disconnect circuit, ON-Hook detection circuit, Side tone circuit and Remote fax activation circuit.
Pulse dial circuit, Auto disconnect circuit, ON-Hook detection circuit, Side tone circuit and Remote fax activation circuit.
6.9.2. TELEPHONE LINE CONNECTION
Circuit Diagram
CN1
4
3
2
1
S
b
a
E
4 3 2 1
CN1
LINE1
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