Panasonic KX-TS2365RUB Service Manual page 41

Integrated telephone system
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S1
R5
C6
0
3
4
2
50V1
1
R6
68K
R4
120K
Q1
R7
47K
R401
C112
Q109
33K
K0.1
C108
Q401
K0.1
C111
K0.01
(6.3V)
C401
NC
4.2V
(5.7V)
VR901 100K
C923
R921
R923
R922
10K
NC
39K
K1200P
K2200
IC201
C203
8 VCC
1
7
2
-
+
+ -
R204
6
3
390K
5
GND 4
R203 10K
3.7V
R315
(3.7V)
0
IC303
Q302
C304
R310
VOUT
VCC
22K
K0.033
2.7V
The voltage during ON-Hook is indicated.
R313
100K
(
) shows the voltage during OFF-Hook.
Handset & Headset Incoming Signal
Handset Set & Headset Outgoing Signal
8
1
OUT
VDD
R2
7
2
HFI
CONT
18K
IC1
6
3
HFO
LFI
R3
5
4
VSS
LFO
330K
J1 NC
Q2
R11
330K
R10
2.2K
PC1
J102
D107
0
NC
Q108
R121
R123
10K
C117
56
NC
R193
NC
Q192
Q193
NC
Q191
R192
NC
R191
NC
C191 NC
Q424
C426
R432
C425
K0.1
22K
K0.1
Q423
C430
NC
(6.3V)
D306
IC304
3
2
OUT
IN
D307
VSS
1
4.0V
(5.3V)
J5
J2
D1
NC
3
1
NC
D3
R1
J4
J3
4
2
0
0
6.8K
LED1
RINGER_LED
Q101
R102
Q106
100K
J117
0
Q107
Q105
Q103
R117
6.8K
D102
R100
R107
100K
390K
C100
K0.1
VR402
500
C414
R429
16V10
NC
R428
VR401 50K
C431
NC
C423
R423
5.6K
R422
Q421
K0.01
0
NC
C429
NC
R444
Q425
NC
D308
R305
D304
D302
D305
D303
220
NC
Speaker Phone Incoming Signal
Speaker Phone Outgoing Signal
41
C1
250V1u
PO101
C101
K680P(500V)
0
TP102
D101
Q102
3
1
4
2
J101
NC
C102
K680P(500V)
R104
47K
Q104
TP401
Handset
1 MIC(+)
TP403
2 MIC(-)
TP402
J401
3 SP(+)
NC
4 SP(-)
C422
K0.022
2
3
J405
NC
4
5
1
Headset Jack
Q426
R440
47K
Battery Low
DCP
3.8V
4.5V
IC302
VSS
NC
3
4
VDD
2
VOUT
NC
1
5
DCM
(only T2375)
KX-TS2365RUB : SCHEMATIC DIAGRAM
KX-TS2365RUB
TP101
JJ101
2
Tip
Ring
1
TEL-JACK
JJ102
2
Tip
Ring
1
DATA-PORT
CN401
BATTP
BATTN

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