Panasonic KX-TDA1178X (serv.man5) Service Manual ▷ View online
49
KX-TDA1178X
18
19
20
17 (100kHz)
(Idle condition)
(190kHz)
50
KX-TDA1178X
11 Printed Circuit Board
11.1. Component View
KX-TD
A1176X/KX-TD
A1178X COMPONENT
VIEW
R226U
C229M
R226W
C229O
C229Q
C229S
C229U
C229W
R603
CN200
C30
IP1
CN201
C31
IP2
CN202
C32
C33
R607
C34
R608
C35
R609
C36
C37
C38
R801
C39
R610
R613
C40
C41
C42
C43
C44
C45
C46
C47
R810
C48
CN601
C49
R812
R813
R814
R815
R816
R817
C50
R818
C51
C56
C57
C58
R821
R822
R823
R824
R825
R826
R252
R253
R830
R254
C600
R255
C601
R832
R256
C602
R257
C603
R833
R834
C604
B
R835
C605
C606 C607
R837
R838
R839
C609
R840
C610
TH801
R841
C805
X601
R842
C806
C613
C807
C808
C614
C809
C615
C616
R847
C617
R848
R849
C810
C811
C812
C813
C814
C815
C211A
C211B
C816
C211C
C623
C817
C211D
C624
C819
C211E
R855
C211F
R856
C626
C211G
R857
C211H
C211I
C629
D
C211J
C211K
C820
C211L
C821
C211M
C822
C211N
C823
C211O
C824
C211P
C630
R860
LA605
C211Q
C631
R861
C826
C211R
C632
R862
LA606
C827
C211S
LA607
C633
C828
C211T
R864
LA608
LA609
C829
C211U
R865
R866
C211V
R867
C211W
C7
R868
C211X
C8
R869
C9
C830
Q251A
+
-
C831
C832
C833
R870
+
C834
C640
C641
R872
C642
R874
C644
D5
C645
C648
C649
C841
C650
R250A
C845
C651
C652
C653
L100
C848
C654
L101
C849
C655 C656
L103
C657
L104
C658
C659
C850
D251A
C851
C852
C854
C660
R251A
FIL1
FIL2
D803
D804
D805
D806
D807
D808
12
ON
SW1
D811
D812
D813
D814
D815
IC601
IC602
D
IC603
IC604
IC605
IC606
IC607
IC801
IC802
IC803
IC804
T801
IC805
IC806
T802
T803
J1
R105 R106
R107
R108
R109
J601
J602
J603
J604
R110
R115
J609
R118
J801
J802
J803
J804
CN101
J805
FLT603
L1
LA10
LA11
LA12
R127
LA13
J810
LA14
LA15
J812
J13
J19
C100
J20
C101
J21
C102
C103
C104 C105
C106
C107
C108
J28
J250
J29
C109
J251
C110
J31
C111
IC1
J32
C112
J33
A
C113
IC3
J34
J35
IC5
C116
J36
C117
C118
C123
C124
C125
J45
C126
J46
C127
RA601
RA602
RA603
RA604
R20 R21
RA609
R22
R23
R24
C134
B
C220A
R25
C135
C136
Q3
C220C
C137
Q4
C138
C220E
C139
C220G
C220I
C220K
C140
C
E
C220M
C141
E
C142
C220O
C143
C220Q
R1
RA22
R2
C146
C147
C220S
C148
RA25
C202A
C220U
RA26
C202B
RA623
RA27
C220W
C202C
RA624
RA28
C202D
D200A
RA625
RA29
C202E
D200B
RA626
C202F
D200C
RA627
C202G
D200D
RA628
C202H
D200E
C202I
D200F
C202J
R42
D200G
C202K
R43
C153
D200H
RA30
C202L
R44
C154
D200I
C202M
R45
C155
D200J
C202N
C156
D200K
RA33
C202O
C157
D200L
C202P
D200M
C202Q
D200N
C202R
D200O
C202S
D200P
C202T
D201A
C202U
D200Q
D201B
C202V
D200R
D201C
D200S
C202W
D201D
D200T
C202X
RL200A
D201E
D200U
R51
RL200B
D201F
R52
D200V
RL200C
D201G
D200W
R53
RL200D
D201H
D200X
R54
C164
D201I
R55
C165
D201J
C166
D201K
R57
C167
D201L
R58
IC201A
D201M
C169
D201N
IC201C
D201O
D201P
IC201E
D201Q
D201R
IC201G
D201S
D201T
RL201A
IC201I
D201U
D201V
IC201K
D201W
C173
D201X
RA50
IC201M
RA51
IC201O
RA54
IC201Q
RA55
IC201S
IC201U
IC201W
IC100
IC102
RA60
IC105
C225A
IC106
C225C
DA200A
C225E
C206A
Q801
DA200B
C206B
DA200C
C225G
C206C
DA200D
C206D
Q804
Q805
DA200E
C225I
C206E
Q806
DA200F
C206F
Q807
DA200G
C225K
C206G
Q808
DA200H
C206H
Q809
DA200I
R204A
C225M
C206I
DA200J
R204B
C206J
L603
DA200K
R204C
C225O
C206K
DA200L
R204D
C206L
DA200M
R204E
C225Q
C206M
DA200N
R204F
C206N
DA200O
R204G
C206O
C225S
Q810
DA200P
R204H
C206P
Q811
DA200Q
R204I
C225U
C206Q
Q812
DA200R
R204J
C206R
DA200S
R204K
C225W
C206S
DA200T
R204L
C206T
CN1
R204M
C206U
DA200U
L802
DA200V
R204N
C206V
R204O
C206W
DA200W
DA200X
R204P
C206X
R205A
R204Q
R205B
R204R
R205C
R204S
R205D
R204T
R205E
R204U
X1
C227A
R205F
R204V
R205G
C227C
R204W
R205H
R204X
R205I
C227E
R205J
R205K
C227G
R205L
PC801
R225A
R205M
C227I
PC802
R205N
PC803
R225C
R205O
C227K
R205P
R225E
R205Q
C227M
R205R
R225G
R205S
C227O
R205T
R225I
R205U
C228A
C227Q
Q252
R205V
Q253
R225K
C228C
C227S
R205W
R205X
R225M
C228E
C227U
R225O
C228G
C227W
R226A
R225Q
C228I
R226C
R225S
C228K
+
-
C10
C11
R226E
R225U
C228M
C12
C13
-
+
R226G
C228O
R225W
R226I
C229A
C228Q
R226K
C229C
C228S
R226M
C229E
C228U
R226O
C229G
C228W
R226Q
C229I
R226S
C229K
26 1
50
25
49
32
33
1
1
7
14
1
7
1
10
B45
B1 A1
A45
1
16
17
32
1
16
1
24
25
48
1
25
26
50
75
76
A
100
72
73
108
109
144
1
36
C
37
53
52
105
104
156
157
208
1
1
2
3 4
4
3
1
30
5
35
10
40 15
45 20
B5 A5
B10 A10
B15 A15
A20
B20
B25
A25
A30
B30
A35
B35
A40
B40
18
19
36
1
1
36
19
18
1
36
19
18
1
36
19
18
1
36
19
18
1
36
19
18
1
36
19
18
36
19
18
36
1
36
1
1
36
19
18
33
32
16
1
64
33
16
1
64
33
32
16
1
64
49
33 32
16
1
64
49
33
32
17
16
1
64
49
33
32
16
1
64
49
33
32
16
1
64
49
33
32
17
16
1
64
33
32
17
16
1
64
49
33
32
16
1
64
49
33
32
16
64
49
49
49
49
1
A
B
D
F
E
H
G
J
I
L
K
N
M
P
O
R
Q
T
S
V
U
X
W
1
48
32
17
36
19
18
19
18
19
18
1
C
1
5
12
5
1
4
1
8
5
1
4
6
1
3
1
1
1
1
1
1
1
2
R201A
R201B
R201C
R201D
R201E
R201F
R201G
R201H
R201I
R201J
R201K
R201L
R201M
R201N
R201O
R201P
R201Q
R202A
R201R
R202B
R201S
R202C
R201T
R202D
R201U
R202E
R201V
R202F
R201W
R202G
R201X
R202H
R202I
R202J
R202K
R202L
R202M
R202N
R202O
R202P
R202Q
R203A
R202R
R203B
R202S
R203C
R202T
R203D
R202U
R203E
R202V
R203F
R202W
R203G
R202X
R203H
R203I
R203J
R203K
R203L
R203M
R203N
R203O
R203P
R203Q
R203R
R203S
R203T
R203U
R203V
R203W
R203X
IC200A
IC200C
IC200E
IC200G
IC200I
IC200K
IC200M
IC200O
IC200Q
IC200S
IC200U
IC200W
LED1
D252
1
12
12
1
12
51
KX-TDA1178X
11.2. Bottom View
KX-TD
A1176X/KX-TD
A1178X BO
TT
OM
VIEW
C209X
R207P
R227E
R208A
R207Q
R208B
R207R
R227G
R208C
R207S
R208D
R207T
R227I
R208E
R207U
R208F
R207V
R227K
R208G
R207W
R208H
R207X
R227M
R208I
R208J
R227O
R208K
R208L
R208M
R227Q
R601
R208N
R602
R208O
R227S
R208P
R604
R605
R227U
R208Q
R606
R208R
R227W
R208S
R208T
R208U
R208V
R208W
R208X
R802
R803
R804
R611
R805
R612
R806
R807
R808
R809
R811
R819
C52
C53
C54
C55
R820
+2.5V
R827
R828
R829
Q11
R831
R836
C608
RA1
RA2
RA3
RA4
RA5
C801
RA6
C802
RA7
C803
RA8
C804
C210A
RA9
C611
C210B
C612
C210C
R843
C210D
R844
C210E
R845
C210F
R846
C210G
C210H
C618
C210I
C619
C210J
C210K
C210L
C210M
C210N
C210O
C210P
C620
R851
C621
C210Q
C210R
R852
+15V
C622
C210S
R853
C210T
R854
C210U
C625
C210V
C627
C210W
R858
C628
C210X
LA601
LA602
LA603
LA604
C825
C1
C2
+3.3V
C3
C4
C634
C5
C635
C636
C637
C638
C639
R871
D1
R873
D3
C643
D6
C646
D7
C647
C842
C843
C844
L102
DG
16.384M
D801
D802
D809
D810
R100
R101
R102
R103
R104
J6
J7
J8
J9
R111
J605
VHR
R112
J606
J607
R113
R114
J608
R116
R117
R119
J610
J611
J612
J806
J613
J807
R120
J808
R121
R122
L2
L5
R128
R129
+15VO
J814
J10
J815
J11
J12
J14
J17
J18
J22
+40V
J23
J24
J25
J26
J27
J30
C114
C115
IC6
C119
R10
C120
R11
C121
R12
C122
R13
R14
R15
12.288M
J47
C128
C200A
C200B
C200C
C200D
RA605
C200E
RA606
C200F
C200G
RA607
C200H
RA608
C200I
C200J
C200K
C200L
RA11
Q1
C200M
RA12
Q2
C200N
RA13
C200O
RA14
C200P
RA610
RA15
C201A
C200Q
RA611
C201B
C200R
RA612
C201C
C200S
RA613
C201D
C200T
RA614
RA615
C201E
C200U
C201F
C200V
RA616
RA617
C201G
C200W
C201H
C200X
RA618
RA619
C201I
C201J
C201K
C201L
C144
C221A
C201M
C145
C201N
RA23
R3
C221C
C201O
R4
C201P
RA620
R5
C221E
C201Q
C149
RA621
R6
C201R
RA622
R7
C221G
C201S
C201T
C221I
C201U
C201V
C221K
C201W
R40
C150
C201X
C221M
R41
C151
C152
C221O
RA31
C222A
C221Q
RA32
R46
C222C
C221S
R47 R48
C158
C222E
C221U
C203A
R49
C203B
C222G
C221W
C203C
C203D
C222I
C203E
C203F
C222K
C203G
C203H
R50
C222M
C203I
C203J
C222O
C203K
C203L
C222Q
C203M
C203N
C203O
C222S
C203P
C204A
C222U
C203Q
C204B
C203R
C204C
C222W
C203S
C204D
C203T
C204E
C203U
C204F
C203V
C204G
C203W
C204H
C203X
C204I
C171
C204J
C172
C204K
C204L
R260A
C204M
U1
C204N
C204O
RA53
C204P
C204Q
C204R
RA56
+1.2V
C204S
RA57
C204T
RA58
Q600
C204U
RA59
C204V
C204W
C204X
IC101
R261A
Q802
Q803
L601
L602
C226A
R262B
R262C
C226C
C226E
C207A
C207B
C226G
C207C
C207D
C226I
C207E
C207F
C226K
C207G
C207H
C226M
C207I
C207J
C226O
C207K
C207L
C226Q
C207M
R263B
C207N
R263C
C226S
C207O
C207P
C226U
C208A
C207Q
C208B
C207R
C226W
C208C
C207S
C208D
C207T
C208E
C207U
C208F
C207V
C208G
C207W
C208H
C207X
R206A
C208I
R206B
C208J
R206C
C208K
R206D
C208L
R206E
C208M
R206F
C208N
R206G
C208O
R206H
C208P
C209A
R206I
C208Q
C209B
R206J
C208R
C209C
R206K
C208S
C209D
R206L
C208T
C209E
R206M
C208U
C209F
R206N
C208V
C209G
R206O
C208W
C209H
R206P
C208X
C209I
R207A
R206Q
C209J
R207B
R206R
C209K
R207C
R206S
C209L
VBATH
R207D
R206T
C209M
R207E
R206U
C209N
R207F
R206V
C209O
R207G
R206W
C209P
VBATL
R207H
R206X
C209Q
R207I
C209R
R207J
C209S
R207K
C209T
R207L
C209U
DA1
R227A
R207M
C209V
R207N
C209W
R227C
R207O
PbF
PSUP1669Y
A
R262D
R263D
R200A
R200B
R200C
R200D
R200E
R200F
R200G
R200H
R200I
R200J
R200K
R200L
R200M
R200N
R200O
R200P
R200Q
R200R
R200S
R200T
R200U
R200V
R200W
R200X
FG
1
4
5
8
1
26
5
30
10
35
15
40
20
45
25
50
A1
A5
A10
A15
A20
A25
A30
A35
A40
A45
B1
B5
B10
B15
B20
B25
B30
B35
B40
B45
1
2
3
4
4
3
2
1
A
B
D
C
F
P
M
N
K
L
I
J
G
H
E
O
R
Q
T
S
VU
X
W
52
KX-TDA1178X
12 Appendix Information of Schematic Diagram
Note:
1. DC voltage measurements are taken with voltmeter from the negative voltage line.
2. This schematic diagram may be modified at any time with the development of new technology.
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