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C54
R52
390K
C55
1000P
C58
Q50
K0.1
C56
NC
IC101
3.3V
3
2
(1)
1
4
(2)
(3)
(4)
VCC1
L200
(5)
(6)
(7)
(8)
(12)
(13)
(14)
(15)
(16)
(20)
TP_LCT
(21)
(22)
CN101
R1
1.2K
R2
680
C4
100P
C60
R6
NC
R55
Q1
R57
C5
1K
0
C6
K0.01
R221
C242
K2700P
C243
NC
NC
R7
39K
Q2
2.7V
IC332
1
5
DS
IN
2
GND
3
4
NC
OUT
R150
100K
L202
D101
R17
47K
NC
D102
KX-TG2248S: SCHEMATIC DIAGRAM (BASE UNIT) Main
3
1
Q4
2
C18
D4
3
4
C19
Q3
R14
390K
C11
K680P/50V
R15
390K
C12
K680P/50V
Q6
D105
NC
IC331
3.6V
1
2
4
3
R105
100K
IC100
3.6V
3
Q108
2
1
1
4
2
Q150
3
2
1
Q151
L1
33uH
680p
LA
2
LB
CN1
POS1
1
L2
1
LA
22
33uH
680p
2
LB
3
9V
4
GND
DCP
DCM
R19
0
NC
3
CHGP
L150
CHGM
6.8u
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