Read Panasonic KX-TCD420RUT / KX-A142RUT Service Manual online
40 CIRCUIT BOARD (HANDSET)
40.1. Component View
C54
R23
R24
D1
C63
C66
C62
C65
C14
TP1
TP2
PbF
SP
SP
C2
C15
L2
L3
D7
D3
D5
C10
R17
C12
R11
R16
C22
C30
C8
C3
C26
C28
C29
C6
R8
D2
D4
C16
C17
R12
R22
Q3
Q2
R4
C7
C4
C5
C33
MIC
R5
R7
R1
D6
C11
R20
R2
R3
C21
C25
R19
D5
IC1
IC2
100
80
30
F1
50
5
8
4
1
1
R18
C27
TP18
C20
C23
C18
L5
L4
R21
R6
C24
X1
Q1
C31
TP19
TP13
TP17
TP14
TP16
TP12
TP3
TP4
TP10
BAT
GND
SCL
SDA
C57
C64
C56
C55
11
18
1
28
27
26
25
24
23
22
21
20
19
18
28
2
3
4
5
6
7
8
9
10
11
12
13
14
14
15
16
16
17
34
33
32
32
31
30
30
29
1
IC3
C60
TP2: SP+
(BBIC: 41)
TP1: SP-
(BBIC: 42)
TP14
(4V)
RF Clock
(BBIC: 23 10.368 MHz)
(BBIC: 23 10.368 MHz)
VDD
(2.65V)
CDT
(BBIC: 27)
TP12
CN3
(TP3)
GND
TP4
KX-A142RUT CIRCUIT BOARD (HANDSET) Component View
KX
-T
CD4
20RUT
/
K
X
-A142R
UT
93
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