Panasonic TX-20LA70F / TX-20LA70P / TX-20LA7F / TX-20LA7P Service Manual ▷ View online
Parts Location
NOTE:
The numbers on the exploded view below refer to the exploded view section of the Replacement Parts List.
13
4
9
19
8
15
10
7
14
3
2
16
18
6
1
11
17
12
3
13
5
Components Identified by mark have special characteristics important for safety.
* When replacing any of these components, use only manufacturers specified parts.
In case of ordering these spare parts, please always add the complete Model-Type number to your order.
Replacement Parts List
Important Safety Notice
The marking (RTL) indicates that the Retention Time is Limited for this item. After the
discontinuation of this assembly in production, the item will continue to be available for
a specific period of time. The retention period of availability is dependent on the type of
assembly, and in accordance with the laws governing part and product retention. After
the end of this period, the assembly will no longer be available.
discontinuation of this assembly in production, the item will continue to be available for
a specific period of time. The retention period of availability is dependent on the type of
assembly, and in accordance with the laws governing part and product retention. After
the end of this period, the assembly will no longer be available.
RTL (Retention Time Limited)
Note:
Note:
X
The marking (X) indicates that board should be exchanged for service.
Description
Cct Ref
Parts Number
Description
Cct Ref
Parts Number
COMMON PARTS
EXPLODED VIEW
TUNER
1
ENGF7701GF
REMOTE CONTROL
2
EUR765101B
SPEAKER
3
L0AA09B00005
LCD PANEL
4
L5EDD5L00011
PEDESTAL METAL PLATE
5
TBLA3489
PANASONIC BADGE
6
TBMA214
POWER BUTTON
7
TBX0E82701
CONNECTOR COVER
8
TKP0E16001
PEDESTAL HINGE
9
TKX0E1601
PEDESTAL COVER
10
TKXA21301
CHASSIS FRAME
11
TMX0E411
P P.C.B.
12
TNP0EP008AA
V P.C.B.
13
TNP0EV008AA
AC CORD
14
TSX0E119
CONTROL BRACKET ASSY
15
TTP0E0023
BACK COVER
16
TTU0E0087
MISCELLANEOUS COMPONENTS
BATTERY
.
R6RC/2P
FOOT RUBBER
.
TBLG3037
SPRING
.
TES0E105
LED/IR WINDOW
.
TKP0E21801
VESA METAL
.
TKZX5181-1
CARTON
.
TPC0E80901
TOP CUSHION
.
TPD0E0163
BOTTOM CUSHION
.
TPD0E0164
PAD FOR REMOTE CONTROL
.
TPD0E9100
SCREW
.
XTB3+10JFJK
SCREW
.
XTB4+10JFJ
SCREW
.
XTB4+15JFJK
SCREW
.
XTB4+18JFJK
SCREW
.
XTS3+8JFJ
SCREW
.
XTW3+10TFJ
FERRITE CORE
FC1
J0KG00000054
FERRITE CORE
FC2
J0KG00000100
I.C.s
AUDIO AMPLIFIER
IC251
C0ZAZ0000193
MAIN PS CONTROL
IC800
MR4030-7102
REGULATOR
IC840
TL431BIDBZR
REGULATOR
IC861
C0DBEKH00002
REGULATOR
IC862
C0DBAMH00018
REGULATOR
IC881
C0DBAMH00018
I.C. RESET
IC1500
C0EBE0000120
AUDIO VIDEO PROCESSOR
IC1501
C5AB00000029
OPERATIONAL AMPLIFIER
IC3800
C0ABAA000053
IC FOR CCFL INVERTER
IC3801
C0HBA0000241
REGULATOR
IC3802
AN78L15ME1
PHOTO COUPLER
PC801
B3PAA0000363
PHOTO COUPLER
PC802
B3PAA0000363
LED RECEIVER
RM1050
PNA4701M05TV
FUSES
MAIN FUSE
F800
K5D312BNA005
LINE FUSE
F840
37312500000
MICRO CHIP FUSE
F850
ERBSE2R50U
FUSE
F3800
K5H4022A0023
DIODES
DIODE
D250
1N4148WS
DIODE
D251
1N4148WS
DIODE
D252
1N4148WS
DIODE
D254
MAZ80270HL
DIODE
D800
B0HAMM000146
DIODE
D801
B0EBNT000007
DIODE
D802
05NU42TPA2Q
DIODE
D804
B0HAGV000004
ZENER DIODE
D806
MAZ20680A0LS
DIODE
D807
B0HAGV000004
DIODE
D808
B0HAGV000004
DIODE
D809
B0HAGV000004
DIODE
D810
MA2160LFS
VARISTOR
D811
ERZV10V621T2
DIODE
D840
B0HANP000004
DIODE
D841
YG868C10RF91
DIODE
D842
B0ACCK000005
ZENER DIODE
D844
B0BA02600018
DIODE
D846
B0ACCK000005
DIODE
D849
SD83304TE12R
DIODE
D866
CMS16TE12LQ
DIODE
D872
B0ACCK000005
DIODE
D875
B0HCMM000014
DIODE
D876
B0HCMM000014
DIODE
D877
USF5G49TE16Q
DIODE
D878
MAZ80620ML
DIODE
D879
MAZ80620ML
DIODE
D881
CMS16TE12LQ
DIODE
D890
MAZ80820ML
DIODE
D891
B0ACCK000005
DIODE
D893
MAZ81500ML
DIODE
D894
MAZ81500ML
DIODE
D1051
B3CKE0000007
DIODE
D1062
MAZ80820ML
14
RTL
RTL
Description
Cct Ref
Parts Number
Description
Cct Ref
Parts Number
DIODE
D1101
MA22D3900L
DIODE
D1102
MA22D3900L
DIODE
D1700
B0ACCK000005
DIODE
D3800
B0BC6R700006
DIODE
D3801
MA3X152E0L
DIODE
D3802
B0BC6R700006
DIODE
D3803
B0ACCK000005
DIODE
D3804
B0ACCK000005
DIODE
D3805
B0ACCK000005
DIODE
D3806
B0ACCK000005
DIODE
D3807
B0ACCK000005
DIODE
D3808
B0ACCK000005
DIODE
D3809
B0ACCK000005
DIODE
D3810
B0ACCK000005
DIODE
D3811
B0ACCK000005
DIODE
D3812
B0ACCK000005
DIODE
D3813
B0ACCK000005
DIODE
D3814
B0ACCK000005
DIODE
D3815
B0ACCK000005
DIODE
D3816
B0ACCK000005
DIODE
D3817
MA3X152E0L
DIODE
D3818
MA3X152E0L
DIODE
D3819
MA3X152E0L
DIODE
D3820
MA3X152E0L
DIODE
D3821
MA3X152E0L
DIODE
D3822
B0ACCK000005
DIODE
D3823
B0ACCK000005
DIODE
D3824
B0ACCK000005
DIODE
D3825
B0ACCK000005
DIODE
D3826
B0ACCK000005
DIODE
D3827
B0ACCK000005
DIODE
D3828
B0ACCK000005
DIODE
D3829
B0ACCK000005
DIODE
D3830
B0ACCK000005
DIODE
D3831
B0ACCK000005
DIODE
D3832
B0ACCK000005
DIODE
D3833
B0ACCK000005
DIODE
D3834
B0ACCK000005
DIODE
D3835
B0ACCK000005
DIODE
D3836
B0ACCK000005
DIODE
D3837
B0ACCK000005
DIODE
D3838
B0ACCK000005
DIODE
D3839
B0ACCK000005
DIODE
D3840
B0ACCK000005
DIODE
D3841
B0ACCK000005
DIODE
D3842
B0ACCK000005
DIODE
D3843
B0ACCK000005
DIODE
D3844
B0ACCK000005
DIODE
D3845
B0ACCK000005
DIODE
D3863
MAZ80620ML
ZENER DIODE
D3864
MAZ80820HL
DIODE
D3865
B0ACCK000005
DIODE
D3866
B0ACCK000005
DIODE
D3867
B0ACCK000005
TRANSISTORS
TRANSISTOR
Q122
BC847B
TRANSISTOR
Q123
BC847B
TRANSISTOR
Q250
BC847B
TRANSISTOR
Q251
BC857B
TRANSISTOR
Q253
BC857B
TRANSISTOR
Q254
BC857B
TRANSISTOR
Q255
BC857B
TRANSISTOR
Q256
BC847B
TRANSISTOR
Q257
BC847B
TRANSISTOR
Q800
BC847B
TRANSISTOR
Q802
BC847B
TRANSISTOR
Q840
BC847B
TRANSISTOR
Q841
BC847B
TRANSISTOR
Q842
BC847B
TRANSISTOR
Q843
TPC8116-H
TRANSISTOR
Q844
BC847B
TRANSISTOR
Q865
BC847B
TRANSISTOR
Q872
BC847B
TRANSISTOR
Q873
B1DHDC000028
TRANSISTOR
Q881
BC847B
TRANSISTOR
Q882
BC847B
TRANSISTOR
Q883
BC847B
TRANSISTOR
Q890
BC847B
TRANSISTOR
Q952
BC847B
TRANSISTOR
Q1100
B1MBACA00008
TRANSISTOR
Q1212
BC847B
TRANSISTOR
Q1217
BC847B
TRANSISTOR
Q1700
BC847B
TRANSISTOR
Q1701
B1DHDC000028
TRANSISTOR
Q3202
BC857B
TRANSISTOR
Q3205
BC847B
TRANSISTOR
Q3800
B1CFRE000002
TRANSISTOR
Q3801
B1HFCFA00037
TRANSISTOR
Q3802
B1GFCFAA0005
TRANSISTOR
Q3803
TPC8116-H
TRANSISTOR
Q3804
B1CFRE000002
TRANSISTOR
Q3805
TPC8116-H
TRANSISTOR
Q3806
B1HFCFA00037
TRANSISTOR
Q3807
B1GFCFAA0005
TRANSISTOR
Q3808
B1GFCFAA0005
TRANSISTOR
Q3809
B1GFCFAA0005
TRANSISTOR
Q3860
BC847B
TRANSISTOR
Q3861
BC857B
TRANSISTOR
Q3862
BC847B
TRANSFORMERS
TRANSFORMER
T800
ETS28BF246AC
TRANSFORMER
T3801
ETJV15ZF21AC
TRANSFORMER
T3802
ETJV15ZF21AC
TRANSFORMER
T3803
ETJV15ZF21AC
TRANSFORMER
T3804
ETJV15ZF21AC
TRANSFORMER
T3805
ETJV15ZF21AC
TRANSFORMER
T3806
ETJV15ZF21AC
COILS
COIL
L101
ELJFC2R2KFB
COIL
L102
ELJFC2R2KFB
COIL
L103
TALV35VB100K
COIL TALV35VB6R8J
L121
G0C6R8JA0021
COIL
L250
EXC3BB221H
COIL
L251
EXC3BB221H
COIL
L252
J0JJC0000015
COIL
L253
J0JJC0000015
COIL
L254
J0JHC0000034
COIL
L255
J0JHC0000034
COIL
L256
J0JHC0000034
COIL
L257
J0JHC0000034
COIL
L258
ELJPA100KFB
COIL
L800
EXCELSA39V
CHOKE COIL
L840
ELC10D100E
CHOKE COIL
L841
ELC10D100E
COIL
L865
G0A220ZA0041
COIL
L866
G0A220ZA0041
INDUCTOR
L880
J0JCC0000241
COIL
L1200
J0JHC0000078
COIL
L1201
J0JHC0000078
COIL
L1202
J0JHC0000078
COIL
L1500
TALV35VB100K
COIL TALL08T100KA
L1501
G0A100GA0013
COIL
L1503
TALV35VB100K
COIL
L1504
TALV35VB100K
15
Description
Cct Ref
Parts Number
Description
Cct Ref
Parts Number
COIL
L1505
TALV35VB100K
COIL
L1506
TALV35VB100K
COIL
L1507
TALV35VB100K
COIL
L1509
TALV35VB100K
COIL TALL08T100KA
L1514
G0A100GA0013
COIL TALL08T100KA
L1515
G0A100GA0013
COIL
L1518
J0JHC0000078
COIL
L1519
J0JHC0000078
COIL
L1520
J0JHC0000078
INDUCTOR
L1521
J0JCC0000100
COIL
L1522
J0JCC0000282
COIL
L1523
J0JCC0000309
FILTERS
LINE FILTER
LF800
45T-3053
CRYSTALS
CRYSTAL
X1500
AI202504E
RESISTORS
S.M.CARB
JA1
ERJ6GEY0R00
0.1W
-
0 Ω
S.M.CARB
JA2
ERJ6GEY0R00
0.1W
-
0 Ω
S.M.CARB
JA3
ERJ6GEY0R00
0.1W
-
0 Ω
S.M.CARB
JA4
ERJ6GEY0R00
0.1W
-
0 Ω
S.M.CARB
JA5
ERJ6GEY0R00
0.1W
-
0 Ω
S.M.CARB
JA6
ERJ6GEY0R00
0.1W
-
0 Ω
S.M.CARB
JA7
ERJ6GEY0R00
0.1W
-
0 Ω
S.M.CARB
JA8
ERJ6GEY0R00
0.1W
-
0 Ω
S.M.CARB
JA9
ERJ6GEY0R00
0.1W
-
0 Ω
S.M.CARB
JA10
ERJ6GEY0R00
0.1W
-
0 Ω
SMD
JSA32
ERJ3GEY0R00
0.1W
-
0 Ω
S.M.CARB
JSA40
ERJ8GEY0R00 .125W
-
0 Ω
S.M.CARB
JSA41
ERJ8GEY0R00 .125W
-
0 Ω
S.M.CARB
JSA090
ERJ6GEY0R00
0.1W
-
0 Ω
S.M.CARB
JSA268
ERJ8GEY0R00 .125W
-
0 Ω
S.M.CARB
JSP845
ERJ6GEY0R00
0.1W
-
0 Ω
S.M.CARB
R104
ERJ6GEYJ101
0.1W
5%
100 Ω
S.M.CARB
R105
ERJ6GEYJ101
0.1W
5%
100 Ω
S.M.CARB
R106
ERJ6GEYJ101
0.1W
5%
100 Ω
SMD
R121
ERJ3GEY0R00
0.1W
-
0 Ω
S.M.CARB
R124
ERJ6GEYJ223
0.1W
5%
22K Ω
SMD
R125
ERJ3GEYJ103
0.1W
5%
10K Ω
SMD
R126
ERJ3GEYJ272
0.1W
5%
2K7 Ω
SMD
R130
ERJ3GEYJ332
0.1W
5%
3K3 Ω
SMD
R131
ERJ3GEYJ681V
0.1W
5%
680 Ω
SMD
R132
ERJ3GEYJ101
0.1W
5%
100 Ω
SMD
R133
ERJ3GEYJ102
0.1W
5%
1K Ω
SMD
R134
ERJ3GEY0R00
0.1W
-
0 Ω
SMD
R135
ERJ3GEYJ471
0.1W
5%
470 Ω
SMD
R136
ERJ3GEY0R00
0.1W
-
0 Ω
SMD
R252
ERJ3GEYJ103
0.1W
5%
10K Ω
SMD
R253
ERJ3GEYJ103
0.1W
5%
10K Ω
SMD
R254
ERJ6GEYJ2R2V
.125W
5%
2R2 Ω
SMD
R255
ERJ6GEYJ2R2V
.125W
5%
2R2 Ω
SMD
R256
ERJ6GEYJ2R2V
.125W
5%
2R2 Ω
SMD
R257
ERJ6GEYJ2R2V
.125W
5%
2R2 Ω
SMD
R258
ERJ3GEYJ182V
0.1W
5%
1K8 Ω
SMD
R259
ERJ3GEYJ102
0.1W
5%
1K Ω
SMD
R260
ERJ3GEYJ103
0.1W
5%
10K Ω
SMD
R261
ERJ8GEYJ332V
0.25W
5%
3K3 Ω
SMD
R262
ERJ3GEYJ102
0.1W
5%
1K Ω
SMD
R263
ERJ3GEYJ562
0.1W
5%
5K6 Ω
S.M.CARB
R264
ERJ6GEYJ472
0.1W
5%
4K7 Ω
SMD
R275
ERJ3GEYJ103
0.1W
5%
10K Ω
SMD
R276
ERJ3GEYJ103
0.1W
5%
10K Ω
SMD
R279
ERJ3GEYJ272
0.1W
5%
2K7 Ω
SMD
R280
ERJ3GEYJ272
0.1W
5%
2K7 Ω
SMD
R281
ERJ3GEYJ331
0.1W
5%
330 Ω
SMD
R282
ERJ3GEYJ103
0.1W
5%
10K Ω
SMD
R283
ERJ3GEYJ331
0.1W
5%
330 Ω
SMD
R284
ERJ3GEYJ103
0.1W
5%
10K Ω
SMD
R285
ERJ3GEYJ103
0.1W
5%
10K Ω
SMD
R286
ERJ3GEYJ103
0.1W
5%
10K Ω
SMD
R287
ERJ3GEYJ272
0.1W
5%
2K7 Ω
SMD
R288
ERJ3GEYJ333V
0.1W
5%
33K Ω
S.M.CARB
R800
ERJ6GEYJ103
0.1W
5%
10K Ω
CARBON
R801
ERDS1FJ224T
0.5W
5%
220K Ω
CARBON
R802
ERDS1FJ224T
0.5W
5%
220K Ω
S.M.CARB
R803
ERJ6GEYJ332
0.1W
5%
3K3 Ω
S.M.CARB
R804
ERJ6GEYJ103
0.1W
5%
10K Ω
S.M.CARB
R805
ERJ6GEYJ152
0.1W
5%
1K5 Ω
SMD
R806
ERJ6ENF1501
.125W
1%
1K5 Ω
S.M.CARB
R807
ERJ6ENF1202 0.1W
1%
1K2 Ω
WOUND
R808
D0D2R33KA003
2W 10%
R33 Ω
CARBON
R809
ERDS1TJ100
0.5W
5%
10 Ω
RESISTOR
R812
D0XB106J0003
1W
5%
10M Ω
SOLID
R813
ERC12ZGK105C
0.5W 10%
1M Ω
METAL
R814
ERG2FJS333E
2W
5%
33K Ω
METAL
R815
ERG2FJS333E
2W
5%
33K Ω
FIXED
R816
ERF5TK2R2
5W 10%
2R2 Ω
S.M.CARB
R817
ERJ6GEYJ103
0.1W
5%
10K Ω
S.M.CARB
R840
ERJ6GEYJ104
0.1W
5%
100K Ω
S.M.CARB
R841
ERJ6GEYJ103
0.1W
5%
10K Ω
S.M.CARB
R842
ERJ6GEYJ103
0.1W
5%
10K Ω
S.M.CARB
R843
ERJ6GEYJ102
0.1W
5%
1K Ω
S.M.CARB
R844
ERJ6GEYJ104
0.1W
5%
100K Ω
S.M.CARB
R845
ERJ6GEYJ682
0.1W
5%
6K8 Ω
S.M.CARB
R846
ERJ6GEYJ433 0.1W
5%
43K Ω
SMD
R847
ERJ6ENF2702V
.125W
1%
27K Ω
SMD
R848
ERJ6ENF4701
.125W
1%
4K7 Ω
SMD
R849
ERJ6ENF3601V
.125W
1%
3K6 Ω
S.M.CARB
R850
ERJ6GEYJ103
0.1W
5%
10K Ω
S.M.CARB
R851
ERJ6GEYJ683
0.1W
5%
68K Ω
S.M.CARB
R852
ERJ6GEYJ273
0.1W
5%
27K Ω
S.M.CARB
R853
ERJ6GEYJ104
0.1W
5%
100K Ω
S.M.CARB
R854
ERJ6GEYJ273
0.1W
5%
27K Ω
S.M.CARB
R857
ERJ6GEYJ103
0.1W
5%
10K Ω
S.M.CARB
R858
ERJ6GEYJ184
0.1W
5%
180K Ω
S.M.CARB
R859
ERJ6GEYJ102
0.1W
5%
1K Ω
S.M.CARB
R860
ERJ6GEYJ222
0.1W
5%
2K2 Ω
SMD
R861
ERJ3EKF2001V
0.1W
1%
2K Ω
SMD
R862
ERJ3EKF4701V
0.1W
1%
4K7 Ω
SMD
R863
ERJ3GEYJ103
0.1W
5%
10K Ω
S.M.CARB
R864
ERJ3GEYJ473V
0.1W
5%
47K Ω
S.M.CARB
R865
ERJ6GEYJ563
0.1W
5%
56K Ω
SMD
R867
ERJ6RBD103V
0.1W
0.5
10K Ω
SMD
R868
ERJ6ENF2202
.125W
1%
22K Ω
S.M.CARB
R869
ERJ6GEYJ274 0.1W
5%
270K Ω
SMD
R870
ERJ6ENF2202
.125W
1%
22K Ω
S.M.CARB
R872
ERJ6GEYJ472
0.1W
5%
4K7 Ω
SMD
R873
ERJ3GEYJ272
0.1W
5%
2K7 Ω
S.M.CARB
R874
ERJ6GEYJ472
0.1W
5%
4K7 Ω
S.M.CARB
R877
ERJ6GEYJ220 0.1W
5%
22 Ω
S.M.CARB
R878
ERJ6GEYJ331
0.1W
5%
330 Ω
S.M.CARB
R879
ERJ6GEYJ220 0.1W
5%
22 Ω
SMD
R880
ERJ3GEYJ823
0.1W
5%
82K Ω
S.M.CARB
R881
ERJ6GEYJ104
0.1W
5%
100K Ω
SMD
R882
ERJ3GEYJ103
0.1W
5%
10K Ω
S.M.CARB
R883
ERJ6GEYJ242 0.1W
5%
2K4 Ω
SMD
R884
ERJ3GEYJ101
0.1W
5%
100 Ω
SMD
R885
ERJ6ENF390
.125W
1%
390 Ω
SMD
R886
ERJ6ENF1002
0.125
1%
10K Ω
S.M.CARB
R887
ERJ3GEYJ563V
0.1W
5%
56K Ω
SMD
R888
ERJ3GEYJ103
0.1W
5%
10K Ω
S.M.CARB
R890
ERJ6GEYJ471
0.1W
5%
470 Ω
S.M.CARB
R896
ERJ6GEYJ104
0.1W
5%
100K Ω
S.M.CARB
R897
ERJ6GEYJ242 0.1W
5%
2K4 Ω
SMD
R898
ERJ6ENF1201
.125W
1%
1K2 Ω
16
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