KX-TS2382RUB, KX-TS2382RUW - Panasonic Telephone Service Manual (repair manual). Page 7

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7
KX-TS2382RUB/KX-TS2382RUW 
4 Technical Descriptions
4.1.
Block Diagram
D1
0
1
T
R
IC
1
MI
C
O
N
R
in
g
er
 i
n
d
ic
at
io
n
 L
E
D
LE
D
1
Li
ne
ON
/O
F
F
H
and
se
t
R
e
ce
iv
in
g
Am
p
Si
de
to
ne
Br
id
ge
 (2
AP)
D1
0
6
D201
C1
R1
Vo
l
Ring
o
u
t
R
ingd
e
t
Vd
d
Vs
s
XO
U
XI
N
X1
Handset
KX-TS2382  BLOCK DIA
GRAM
SP
MIC
Q101, Q103
Q107
Q301, Q306, Q308
Q401
Q303, Q304, Q305
Buzz
er
Handset
Sending
Amp
Handset
V
o
lume
Control
D6
D102
D4
Ring detect
circuit
Ringer Out 
ON-OFF
circuit
OFF HOOK
OFF HOOK
Keyboard
Switch
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