Panasonic KX-TSC10HGW Service Manual page 46

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SW1
RINGERP
4
RINGERM
RX
R118
R401
C401
NC
10K
K0.1
C110
R119
NC
0
D105
R115
1.2K
NC
R116
TX
Q108
5.6K
C108
R113
K1000P
56
CN304 (KPN)
R551
100K
R552
FSK/DTMF
100K
R6
1K
1
R7
2
PC1
3
10K
J102
CN303(KPN)
R151
NC
Q150
NC
Q106
R153
NC
C151
NC
TBR
LINE_SEIZER
Q107
R111
10K
Q111
(
): No Battery
3.3V
(3.3V)
5
4
C-ID DTMF
Boot detection
Q502
R515
10K
VOLTAGE CHECK (IC2)
MODE
(TALK)
PIN No.
1
7.69
2
8.77
3
8.41
4
8.75
5
8.34
6
0.05
7
9.35
8
9.20
R161
OFFHOOK: ON
CN101
0
(Destination)
CN201
R162
Q102
R152
NC
NC
Q151
NC
Q181
Q152
AGC
Q104
NC
NC
R154
G
3.8V
(3.5V)
IC302
D302
1
VOUT
VIN
2
VSS
3
NC
NC
Q501
R514
47K
KX-TSC10HGW SCHEMATIC DIAGRAM (Main P.C. Board)
(BELL)
32.0(AC)
23.1(AC)
23.1(AC)
23.1(AC)
24.3(AC)
0.70(AC)
23.2(AC)
14.9(AC)
CN301
(KPN)
C101
K680P(500V)
D101
3
4
Q103
J101
CN302 (KPN)
C102
K680P(500V)
S
Q105
D
D911
Q110
IN-USE/
LNE-DET2
Q910
R911
D912
LINE-DET1
NC
Batt Low Detection 3.8V
VSS
NC
3
4
VDD
2
VOUT
NC
1
5
IC301
IC501
8
1
7
2
B
A
6
3
5
4
C551 K0.01
C552 K0.01
ONHOOK: ON
JJ101
TP101
4 A
L101
3 TIP
100u
2 RING
1 B
1
2
TP102
BATTP
4.5V
BATTM
R501
330K
R502
330K

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