Panasonic KX-TCD420GS Service Manual page 112

(1)
(2)
(3)
(4)
(5)
(6)
(7)
K0.1
C30
(8)
K0.1
C29
C28 K0.1
(24)
R12 C24
NC
TP16
(25)
(26)
(27)
1V
(28)
(29)
(30)
(31)
(32)
(33)
(34)
(37)
(38)
R22 0
C26
K0.1
K0.1
TP17
S10
'POWER'
400µs typically
R8
330
R5 330 C4 K0.1
R7 330
R1 2.2K
R17 0
R20 0
TP13
2.5V
0.5V
KX-A142EXS
0V
TP11
MIC
TP1
SP
CN5
1 SP+
+
-
2 SP-
TP2
A201
TP15
R24 0
1 GND
GND 28
2 GND
VCC_PA 27
3
GND 26
GND
4
GND 25
TXDA
5 RSSI PAON 24
R18 33
6 VCC_OC GND 23
IC3
7 GND GND 22
8 SYCL GND 21
9 SYDA RXDA 20
10 SYEN GND 19
11 GND GND 18
L3
4.7uH
SCHEMATIC DIAGRAM (HANDSET)
TP19