Panasonic TX-21JT2P / TX-21JT2B Service Manual ▷ View online
SOUND AMP
IC1001
AN7523
IC1001
AN7523
6
2
1
3
4
2
6
7
5
1
HEADPHONE_JACK
J1001
SPEAKER
SP351
SP351
4
SOUND+B
NC
+
BLOCK DIAGRAM
E-1
E-2
MICON/CHROMA
IC101 TDA9361_401-61
IC101 TDA9361_401-61
SDA
3
SCL
2
SDA
5
SCL
6
56
54
64
61
58
LED1
3.3V(A)
VDD
Vddp
IR
X_TAL
59
X_TAL
X101
12MHz
D101
1
OS101
7
KEY_IN
STR
FUNCTION
10
UP
DOWN
TU001
V.OUTPUT
IC401 TDA8357J
IC401 TDA8357J
FB401
7
1
5
4
11
SCL SDA BPL
AGC
IF
24
23
6
P.CON+5V
RF_AGC
IF1
IF2
V-
21
2
INB
7
OUTA
J801
6
8
11
F
7
DY
1
F
S
2
3
HV
+B
H.DRV+B
V+ 22
1
INA
39
14
Vp1
VCC
P.CON+8V
44
AM-OUT
TV/AV
EEPROM
IC199
S-24C16AFJA-TB-01
IC199
S-24C16AFJA-TB-01
J701
2
6
47
46
48
28
35
11
7
15
R_IN
G_IN
B_IN
3
1
AUDIO_OUT
EXT.A.IN
Q601
BUFFER
1
2
FRONT VIDEO
J702
1
2
FRONT AUDIO
J703
H_OUT
33
Q401
H.OUTPUT
Q405
H.DRIVE
VIDEO AMP
IC801 TDA6107Q
IC801 TDA6107Q
CRT
V801
V801
8
7
9
VOC(3)
VOC(2)
VOC(1)
VI(1)
VI(2)
VI(3)
2
1
3
52
53
51
B_OUT
G_OUT
R_OUT
6
180V
42
CVBS/Yin
-
6
VDD
180V
T502
T501
18
17
1
3
5V REG. IC
IC501 KIA7805API
1
3
8V REG. IC
IC502 KIA7808API
14
12
+B
SOUND+B
P.CON+8V
P.CON+5V
AT+5.6V
D501, D502
D503, D504
D503, D504
PELAY
RY501
RY501
AC220-240V
50Hz
50Hz
D529, D532
D533, D534
D533, D534
AT3.5V
AT3.5V
8
8
6
1
4
Q602
BUFFER
PARTS LOCATION
7
9
1
6
14
16
4
12
7
15
13
5
8
11
NOTE:
The numbers on the exploded view below
refer to the mechanical section of the
Replacement Parts List.
This diagram is used for representative
purposes only.
The numbers on the exploded view below
refer to the mechanical section of the
Replacement Parts List.
This diagram is used for representative
purposes only.
2
10
3
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.
* 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
Description
Cct Ref
Parts Number
Description
Cct Ref
Parts Number
COMMON PARTS
EXPLODED VIEW
DEGAUSS COIL
1
028R200015
F.B.T.
2
043221021F
AC POWER CORD
3
0G650809
PANASONIC BADGE
4
7235760001
MAIN P.C.B.
5
A3L917D010K
C.R.T.
6
A51QAE320X47
REMOTE CONTROL
7
EUR511300
SPEAKER
8
SG04D11BNA
CRT P.C.B.
9
TCB411A
AV P.C.B.
10
TEBB07A
TUNER
11
TUWRF4EG-778
BATTERY COVER (REMOTE)
12
UR51EC904A
MISCELLANEOUS COMPONENTS
IR LENS COVER
.
711WPAA089
TOP CUSHION
.
792UHA0182
BOTTOM CUSHION
.
792UHA0183
BATTERY PACK
.
R6RC/2P
RELAY
RY501
ALKS329
I.C.s
MICON/CHROMA
IC101
TDA9361
EAROM*
IC199
X24C1621JT2P
VERTICAL AMPLIFIER
IC401
TDA8357J
5V REGULATOR
IC501
KIA7805API
8V REGULATOR
IC502
KIA7808API
RGB OUTPUT
IC801
TDA6107Q
AUDIO AMPLIFIER
IC1001
AN7523
REMOTE RECEIVER
OS101
PIC-37142SY
FUSES
FUSE
F501
50T040HCC
DIODES
ZENER DIODE
D001
MTZJT-773.3B
LED
D101
SLR-342VCT32
DIODE
D401
AU02A-EIC
DIODE
D402
AU02A-EIC
ZENER DIODE
D403
MTZJT-773.3B
ZENER DIODE
D404
MTZJT-773.3B
ZENER DIODE
D406
MTZJT-771.2B
DIODE
D407
MA165TA5
ZENER DIODE
D408
MTZJT-771.8B
DIODE
D409
AU02A-EIC
ZENER DIODE
D410
MTZJT-776.8B
DIODE
D411
MA165TA5
DIODE
D413
AU02A-EIC
DIODE
D501
RM11C-EIC
DIODE
D502
RM11C-EIC
DIODE
D503
RM11C-EIC
DIODE
D504
RM11C-EIC
DIODE
D505
SB290S
DIODE
D506
MTZJT-775.6B
ZENER DIODE
D507
MTZJT-771.8B
DIODE
D508
SB290S
DIODE
D509
MA165TA5
DIODE
D510
D28F30DF60
ZENER DIODE
D511
MTZJT-771.8B
DIODE
D512
1N4937
DIODE
D513
SB290S
DIODE
D514
MA165TA5
DIODE
D515
MA165TA5
DIODE
D516
SB290S
DIODE
D517
MA165TA5
DIODE
D518
MA165TA5
DIODE
D519
MA165TA5
ZENER DIODE
D520
MTZJT-771.8B
DIODE
D521
MA165TA5
ZENER DIODE
D522
MTZJT-773.9B
DIODE
D524
SB290S
DIODE
D525
MA165TA5
DIODE
D528
MTZJT-775.6B
DIODE
D529
1N4005-EIC
DIODE
D530
MA165TA5
DIODE
D532
1N4005-EIC
DIODE
D533
1N4005-EIC
DIODE
D534
1N4005-EIC
DIODE
D602
MA165TA5
DIODE
D603
MA165TA5
DIODE
D801
AU02A-EIC
DIODE
D802
AU02A-EIC
DIODE
D803
AU02A-EIC
DIODE
D804
AU02A-EIC
PHOTO COUPLER
IC506
LTV-817M-VB
THERMISTOR(PTC)
TH501
B59104-T80-B
TRANSISTORS
TRANSISTOR
Q401
TDUF024990
TRANSISTOR
Q402
2SA1624
TRANSISTOR
Q405
2SC1627Y
POWER TRANSISTOR
Q501
KTC3209Y-AT
TRANSISTOR
Q502
KTC3203_Y-AT
POWER TRANSISTOR
Q503
KTC3209Y-AT
TRANSISTOR
Q504
2SC2412
TRANSISTOR
Q505
2SC2412
TRANSISTOR
Q506
TPAAB05001
POWER TRANSISTOR
Q507
KTC3198-ATY
POWER TRANSISTOR
Q508
KTC3198-ATY
POWER TRANSISTOR
Q509
KTC3209Y-AT
MOSFET
Q511
2SK2647-01MR
8
Description
Cct Ref
Parts Number
Description
Cct Ref
Parts Number
TRANSISTOR
Q512
TPAAB05001
TRANSISTOR
Q513
TNAAB05003
TRANSISTOR
Q601
2SC2412
TRANSISTOR
Q602
2SC2412
TRANSISTOR
Q606
2SC2412
TRANSISTOR
Q607
2SC2412
TRANSISTOR
Q608
2SA1037AKT
POWER TRANSISTOR
Q609
KTC3881S-RTK
TRANSFORMERS
DRIVE TRANSFORMER
T401
ETH14Y47AY
SWITCHING TRANSFORMER
T501
8129098S
POWER TRANSFORMER
T502
406280011
COILS
BEAD CORE
B502
024HT03564
BEAD CORE
B504
024HT03553
BEAD CORE
B1003
024HT03553
COIL
L001
02167F100J
COIL
L101
02167F100J
COIL
L102
02167F100J
COIL
L104
02167F100J
COIL
L401
021679472K
LINEARITY COIL
L402
20416A
LINE FILTER
L501
029T000091
FERRITE CORE
L502
02AHB9A972
COIL
L601
02167F100J
COIL
L602
021LA6100J
COIL
L603
02167F680J
COIL
L604
021LA6R33M
COIL
L605
02167F1R0K
COIL
L701
021LA6100J
FERRITE CORE
L702
02AHB9A972
COIL
L703
021LA6100J
COIL
L704
021LA6100J
COIL
L705
021LA6100J
COIL
L706
0216S7100J
COIL
L802
021673560J
FILTERS
SAW FILTER
CF601
J1981M
TRAP FILTER
CF604
TPWA02B-TF21
TRAP FILTER
CF605
MKT40.4MA110
TRAP FILTER
CF607
MKT31.9MA110
CRYSTALS
QUARTZ OSCILLATOR
X101
HC-49/U-S
RESISTORS
CARBON
R001
ERD50TJ183
0.5W
5%
18K Ω
CARBON
R002
ERD50TJ183
0.5W
5%
18K Ω
S.M.CARB
R003
ERJ6GEYJ101
0.1W
5%
100 Ω
S.M.CARB
R004
ERJ6GEYJ101
0.1W
5%
100 Ω
S.M.CARB
R005
ERJ6GEYJ104
0.1W
5%
100K Ω
S.M.CARB
R006
ERJ6GEYJ103
0.1W
5%
10K Ω
S.M.CARB
R007
ERJ6GEYJ750
0.1W
5%
75 Ω
S.M.CARB
R008
ERJ6GEYJ123
0.1W
5%
12K Ω
S.M.CARB
R101
ERJ6GEYJ181
0.1W
5%
180 Ω
S.M.CARB
R102
ERJ6GEYJ221
0.1W
5%
220 Ω
S.M.CARB
R103
ERJ6GEYJ331
0.1W
5%
330 Ω
S.M.CARB
R104
ERJ6GEYJ471
0.1W
5%
470 Ω
S.M.CARB
R105
ERJ6GEYJ101
0.1W
5%
100 Ω
S.M.CARB
R106
ERJ6GEYJ332
0.1W
5%
3K3 Ω
S.M.CARB
R107
ERJ6GEYJ101
0.1W
5%
100 Ω
S.M.CARB
R108
ERJ6GEYJ332
0.1W
5%
3K3 Ω
CARBON
R109
ERD25TJ122
0.25W
5%
1K2 Ω
S.M.CARB
R110
ERJ6GEYJ333
0.1W
5%
33K Ω
S.M.CARB
R111
ERJ6GEYJ153
0.1W
5%
15K Ω
CARBON
R112
ERD25TJ101
0.25W
5%
100 Ω
S.M.CARB
R113
ERJ6GEYJ101
0.1W
5%
100 Ω
S.M.CARB
R114
ERJ6GEYJ101
0.1W
5%
100 Ω
S.M.CARB
R115
ERJ6GEYJ221
0.1W
5%
220 Ω
S.M.CARB
R116
ERJ6GEYJ153
0.1W
5%
15K Ω
CARBON
R117
ERD25TJ332
0.25W
5%
3K3 Ω
CARBON
R118
ERD25TJ101
0.25W
5%
100 Ω
S.M.CARB
R119
ERJ6GEYJ101
0.1W
5%
100 Ω
S.M.CARB
R120
ERJ6GEYJ101
0.1W
5%
100 Ω
S.M.CARB
R123
ERJ6GEYJ101
0.1W
5%
100 Ω
S.M.CARB
R124
ERJ6GEYJ103
0.1W
5%
10K Ω
CARBON
R126
ERD25TJ470
0.25W
5%
47 Ω
S.M.CARB
R401
ERJ6GEYJ222
0.1W
5%
2K2 Ω
METAL
R402
ERG3FJ821
3W
5%
820 Ω
S.M.CARB
R403
ERJ6GEYJ222
0.1W
5%
2K2 Ω
CARBON
R404
ERD50TJ471
0.5W
5%
470 Ω
CARBON
R405
ERD50TJ1R5
0.5W
5%
1.5 Ω
CARBON
R407
ERD25TJ473
0.25W
5%
47K Ω
CARBON
R408
ERD50TJ1R5
0.5W
5%
1.5 Ω
S.M.CARB
R409
ERJ6GEYJ155
0.1W
5%
1M5 Ω
CARBON
R410
ERD25TJ562
0.25W
5%
5K6 Ω
CARBON
R411
ERD25TJ392
0.25W
5%
3K9 Ω
CARBON
R412
ERD25TJ562
0.25W
5%
5K6 Ω
CARBON
R413
ERD25TJ104
0.25W
5%
100K Ω
CARBON
R414
ERD25TJ103
0.25W
5%
10K Ω
CARBON
R419
ERD50TJ471
0.5W
5%
470 Ω
CARBON
R423
ERD25TJ103
0.25W
5%
10K Ω
METAL
R447
ERQ12AJ680P 0.5W
5%
68 Ω
METAL
R448
ERG1FJ102
1W
5%
1K Ω
FUSIBLE
R450
ERQ2CJP6R8
2W
5%
6.8 Ω
CARBON
R455
ERD50TJ391
0.5W
5%
390 Ω
METAL
R456
ERG2SJS6R8H
2W
5%
6.8 Ω
CARBON
R460
ERD25TJ101
0.25W
5%
100 Ω
CARBON
R490
ERD25TJ223
0.25W
5%
22K Ω
CARBON
R501
ERD50TJ155
0.5W
5%
1.5M Ω
METAL
R502
ERG1ANJPR82
1W
5%
0.82 Ω
WOUND
R503
ERF7ZK5R6
7W 10%
5R6 Ω
CARBON
R504
ERD50TJ225
0.5W
5%
2.2M Ω
CARBON
R505
ERD25TJ101
0.25W
5%
100 Ω
CARBON
R506
ERD50TJ225
0.5W
5%
2.2M Ω
CARBON
R507
ERD25TJ101
0.25W
5%
100 Ω
METAL
R508
ERG3FJ330
3W
5%
33 Ω
FUSIBLE
R510
ERQ1CJP1R0
1W
5%
1 Ω
METAL
R511
ERG1ANJP331
1W
5%
330 Ω
S.M.CARB
R512
ERJ6GEYJ102
0.1W
5%
1K Ω
S.M.CARB
R513
ERJ6GEYJ152
0.1W
5%
1K5 Ω
CARBON
R514
ERD50FJ104
0.5W
5%
100K Ω
S.M.CARB
R515
ERJ6GEYJ472
0.1W
5%
4K7 Ω
CARBON
R516
ERD25TJ332
0.25W
5%
3K3 Ω
CARBON
R519
ERD25TJ102
0.25W
5%
1K Ω
CARBON
R521
ERD50TJ102
0.5W
5%
1K Ω
CARBON
R522
ERD25TJ271
0.25W
5%
270 Ω
CARBON
R523
ERD25TJ100
0.25W
5%
10 Ω
CARBON
R524
ERD25TJ151
0.25W
5%
150 Ω
S.M.CARB
R525
ERJ6GEYJ471
0.1W
5%
470 Ω
S.M.CARB
R526
ERJ6GEYJ104
0.1W
5%
100K Ω
S.M.CARB
R528
ERJ6GEYJ102
0.1W
5%
1K Ω
CARBON
R529
ERD25TJ101
0.25W
5%
100 Ω
S.M.CARB
R531
ERJ6GEYJ103
0.1W
5%
10K Ω
CARBON
R532
ERD25TJ332
0.25W
5%
3K3 Ω
S.M.CARB
R533
ERJ6GEYJ102
0.1W
5%
1K Ω
S.M.CARB
R537
ERJ6GEYJ101
0.1W
5%
100 Ω
CARBON
R538
ERD25TJ271
0.25W
5%
270 Ω
S.M.CARB
R601
ERJ6GEYJ153
0.1W
5%
15K Ω
S.M.CARB
R602
ERJ6GEYJ102
0.1W
5%
1K Ω
S.M.CARB
R603
ERJ6GEYJ102
0.1W
5%
1K Ω
S.M.CARB
R604
ERJ6GEYJ393
0.1W
5%
39K Ω
S.M.CARB
R605
ERJ6GEYJ561
0.1W
5%
560 Ω
9
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