KX-TCD500RUN, KX-TCA150RUN - Panasonic Telephone Service Manual (repair manual). Page 77

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38 CIRCUIT BOARD (BASE UNIT)
38.1. Component View
IC1
(4.0V)
IC4 (RF module)
IC1
(5.5 V)
Q2 Collector
(3.0 V)
Bell Buzzer
(BBIC: 79)
BBIC:21
(10.368MHz)
RESET
(BBIC: 120)
CN4
(Bell Buzzer)
IC2
(BBIC)
Q3 Collector
(1.8 V)
KX-TCD500RUN CIRCUIT BOARD (BASE UNIT) Component View
PbF
X1
IC7
IC8
IC4
IC6
IC3
IC1
IC2
CN2
CN4
CN1
ANT1
ANT2
D1
SA1
L7
R106
R16
R11
C65
C120
C121
C60
D5
C122
C103
R56
R57
R84
R64
R55
R10
R17
R107
R82
RL
Y1
C2
C11
C13
C79
C9
C18
R68
R78
R34
C80
D14
D15
D12
D13
C81
L2
C7
R76
C78
C77
C19
R77
D3
R81
J5
J8
J6
J7
J4
J2
J1
R69
R70
R67
C75
C76
C45
C48
C110
C67
C20
C17
C22
C27
C41
C24
C36
R43
R44
TP26
TP31
C115
D10
D4
C35
C34
C37 R40
C39
C33
C30
R32
C28
C130
C129
C38
C32
C8
C6
C5
R100
R86
R87
R88
R62
C131
R29
R22
R48
R35
R31
C31
R85
R28
R26
R39
R14
R12
R13
R38
R101
R72
R71
R79
R80
R23
R25
R114
C101
C102
C53
C123
C51
J3
C12
L6
C25
R37
R36
R45
C40
C108
C109
C49
Q8
Q3
Q13
R46
Q5
Q2
R33
R24
R42
R47
R53
R51
R15
R50
R27
R49
C21
C43
C44
C42
C128
D11
D9
Q10
D7
C74
C10
C66
C47
C46
C50
C52
R52
R109
R108
R54
R111
DA
1
Q1
SW1
C3
C125
C4
C73
C104
C1
C54
R4
R5
R6
C82
C105
C127
C107
D6
C114
C100
Q4
Q7
Q6
Q12
D2
Q9
B     C       E
E     C      B
R9
R8
R60
R91
C59
C64
R92
TP16
TP48
TP47
TP44
TP45
TP46
TP42
R105
C126
C112
C68
D8
C111
C113
R65
C63
R61
L1
TP40
TP41
TP43
TP18
1
1
1
10
1
1
22
44
23
1
8
4
5
38
65
102
103
128
64
39
24
48
25
11
C57
C119
TP49
C58
C71
C84
C83
C72
R112
R113
C55
R59
C85
L3
C62
C86
28
18
KX
-T
CD5
00RUN
/
K
X
-T
CA1
50RUN
77
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