Panasonic TX-W32R4DP / NN-A720MB / NN-A750WB / NN-A750CB / NN-A850WB / NN-A850CB / NN-A880WB Service Manual ▷ View online
POWER SUPPLY BLOCK DIAGRAM
H - BOARD
D868
+
~
~
IC801
T801
IC251
D850
TUNER
Q850
IC851
IC853
D454
Q853
IC1103
IC1105
IC2101
T802
RL801
5V SBY
5V SBY
5V
5V
IC601
8V
8
2
33
46
15
58
3
4
3
1
3
1
S4
B1
P2
P1
S5
S2
S7
10
T551
9
8
5
6
2
12V
200V
33V
-14V
14V
27V
150V
29V
7V
15V
5V
D867
Q852
Q854
Q855
1
D805
R805
R814
IC850
1
2
D862
R854
33V
16
IC1101
2
43
66
MICRO
PROCESSOR
AUDIO
PROCESSOR
VIDEO
PROCESSOR
IC1102
1
31
32
EPROM
EAROM
RESET
REG
REG
REG
IC3401
7
VIDEO
SWITCHING
IC701
6
EW
CORRECTION
POWER
SUPPLY
IC451
6
3
1
V-OUTPUT
AUDIO
OUTPUT
D801
E - BOARD
Y - BOARD
E3
2
Y3
2
E1
4
1
E2
2
1
R802
DEGAUSS
COIL
Line
Filter
E62
1
H3
2
IC351
6
RGB
OUTPUT
R2715
18V
-18V
R2714
Q2702
Q2701
22V
IC2701
3
IC2703
3
5
IC2704
3
5
E5
3
C1
3
C - BOARD
E11
7
K2
7
5
5
12V
Q2407
IC2403
1
2
33
IC2401
IC2402
IC2404
5
6
16
46
6
16
46
4
8
K - BOARD
8
K5
C2
8
D2720
POWER
SUPPLY
IC2702
3
5
AUDIO
AMPLIFIER
S1
S7
F1
P2
T2701
S2
AUDIO
AMPLIFIER
AUDIO
AMPLIFIER
REG
OPERATIONAL
AMPLIFIER
HEADPHONE
AMPLIFIER
DOLBY
PROCESSOR
M - BOARD
IC1104
2
RESET
M1
9
E16A
9
IC1061
LED
RECEIVER
M2
3
E17
3
D1061
Q1062
M11
4
1
M10
4
1
TO
PERIPHERAL
CIRCUITS
P2
1
4
P1
1
4
P - BOARD
PARTS LOCATION
13
NOTE:
The numbers on the exploded view below
refer to the mechanical section of the
Replacement Parts List.
The numbers on the exploded view below
refer to the mechanical section of the
Replacement Parts List.
3
29
1
28
16
26
15
35
5
23
21
22
20
7
11
8
9
18
27
6
32
30
4
2
34
33
17
14
12
13
10
25
19
31
24
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
MECHANICAL PARTS
3D WOOFER SPEAKER
1
EAB10102B2
SPEAKER
2
EAGG1218J2
REAR SPEAKER COMPLETE
3
EAS8E002-A
CENTRE SPEAKER
4
EAS8E050-B
TUNER
5
ENG27506G
REMOTE CONTROL
6
EUR511210
PANASONIC BADGE
7
TBM8E1728
POWER BUTTON
8
TBX8E049
CRT FIXING SCREW
9
THT1062
SPEAKER REFLECTOR
10
TKK8E026
DOOR LID
11
TKP8E1141
LEFT PANEL
12
TKP8E1143
SPEAKER NET
13
TKP8E1148
RIGHT PANEL (DOLBY)
14
TKP8E1155
REAR AV PANEL
15
TKP8E1249
BACK COVER
16
TKU8E00290
CABINET
17
TKY8E110
DEGAUSS COIL
18
TLK8E05123
CONTROL BRACKET
19
TMW8E023
CHASSIS FRAME
20
TMX8E031
C P.C.B.
21
TNP8EC003AD
E P.C.B.
22
TNP8EE009CB
H P.C.B.
23
TNP8EH002AB
K P.C.B.
24
TNP8EK005AC
M P.C.B.
25
TNP8EM017AB
P P.C.B.
26
TNP8EP015AA
Y P.C.B.
27
TNP8EY012AJ
MODEL LABEL
28
TQF8E2761
DOLBY SPEAKER WIRE 12M
29
TSX8E0015S
POWER CORD
30
TSX8E0025
FOCUS LEAD ASSY
31
TXFJTF01BMTG
BATTERY COVER (REM0TE)
32
UR51IEC904A
C.R.T.
33
W76LFC185X06
ANODE CABLE
34
ZTBZAD550A
F.B.T.
35
ZTFM05002A
MISCELLANEOUS COMPONENTS
FIX CLIP
31221212478
IC SOCKET
832AG11D-ESL
RELAY
F9-4-220
84 PIN IC SOCKET
PLCC-84-T
PRESET PANEL
TBM8E1532-2
PRESET LABEL
TBM8E1900
LID CATCH
TEK6940
GEOMAGNETIC COIL
TLK8E05124
LED HOLDER
TMW8E017
OUTER CARTON
TPC8E4729
TOP CUSHION
TPD8E621
BOTTOM CUSHION
TPD8E622
TV STAND
TS-400DP
BATTERY PACK
UM-3DJ-2P
DOLBY BRACKET
PKN1
TMX8E022
RELAY
RL801 TSE1885-1
THERMISTOR
R802
232266296706
C.R.T. SOCKET
S351
0330550049
INSTRUCTION BOOKS
ENGLISH
TQB8E2474-3
I.C.s
AUDIO OUTPUT
IC251
LA4282
R.G.B. OUTPUT
IC351 TDA6103Q-N3
VERTICAL OUTPUT
IC451
LA7845N
VIDEO PRCESSOR
IC601 VDP3120BPPB1
E/W CORRECTION
IC701
TEA2031A
POWER SUPPLY
IC801 STRF6654LF51
ERROR AMPLIFER
IC850 SE140N
12V REGULATOR
IC851 L78M12MRB
8V REGULATOR
IC853 AN78L08TA
LED RECEIVER
IC1061
RPM-637CBRS1
MICRO PROCESSOR
IC1101
SDA5450C48UK
EPROM *
IC1102
27C2001-L01
EAROM *
IC1103
X24CGL0201MA
RESET
IC1104
MN1381-R(TA)
RESET
IC1105
MN1381-T(TA)
EARTH CORRECTION
IC1900
LA6515
AUDIO PROCESSOR
IC2101
MSP3410DPOB4
DOLBY PROCESSOR
IC2401
DPL3519APOA1
OPERATIONAL AMPLIFIER
IC2402
AN6554
8V REGULATOR
IC2403
AN78L08TA
HEADPHONE AMPLIFIER
IC2404
NJM4556AD
POWER SUPPLY
IC2701
STR10006-S
AUDIO AMPLIFIER
IC2702
TDA2030AV
AUDIO AMPLIFIER
IC2703
TDA2030AV
AUDIO AMPLIFIER
IC2704
TDA2030AV
VIDEO SWITCHING
IC3401
TEA2114
FUSES
FUSE
F801
19181-3.15
FUSE HOLDER
F8011 EYF52BC
FUSE HOLDER
F8012 EYF52BC
FS LINK
R2711 TSF19632
DIODES
DIODE
D251
MA2180BLFS
DIODE
D253
MA700TA5
DIODE
D254
MA700TA5
DIODE
D354
1SR124-4AT82
DIODE
D355
1SR124-4AT82
DIODE
D356
1SR124-4AT82
DIODE
D357
MA165TA5
DIODE
D358
MA165TA5
DIODE
D359
MA165TA5
DIODE
D360
MTZJT-7715A
DIODE
D361
MA165TA5
DIODE
D362
MA165TA5
DIODE
D363
MA165TA5
14
Description
Cct Ref
Parts Number
Description
Cct Ref
Parts Number
DIODE
D364
MA165TA5
DIODE
D453
MA165TA5
DIODE
D454
ERA15-02V3
DIODE
D456
MTZJT-775.6C
DIODE
D457
MA165TA5
DIODE
D501
MA165TA5
DIODE
D502
1SR124-4AT82
DIODE
D511
MA4047
DIODE
D552
RU3LFA1
DIODE
D553
1SR124-4AT82
DIODE
D554
1SR124-4AT82
DIODE
D556
MA165TA5
DIODE
D557
EU02
DIODE
D558
1SR124-4AT82
DIODE
D580
ERD07-15L7
DIODE
D601
DAN217T146
DIODE
D603
DAN217T146
DIODE
D605
DAN212KT146
DIODE
D606
MA165TA5
DIODE
D607
MA4051
DIODE
D609
1SR124-4AT82
DIODE
D615
STZ6.2NT146
DIODE
D616
STZ6.2NT146
DIODE
D701
MA165TA5
DIODE
D702
MTZJT-775.1C
DIODE
D704
MA29TA5
DIODE
D705
MTZJT-775.6C
DIODE
D801
RBV-608LF-B
DIODE
D803
1SR124-4AT82
DIODE
D804
1SR124-4AT82
PHOTO COUPLER
D805
TLP621GR-LF2
DIODE
D806
1SR124-4AT82
DIODE
D850
RU4BLF-L1
DIODE
D851
MTZJT776.2B
DIODE
D852
MA165TA5
DIODE
D853
MA2180BLFS
DIODE
D854
TVSRU2AMLFA5
DIODE
D855
FML22SLF610
DIODE
D856
RU4AMLF-M1
DIODE
D857
MTZJT-775.1C
DIODE
D858
MA165TA5
DIODE
D859
MA165TA5
DIODE
D861
MA165TA5
DIODE
D862
MTZJT-7736A
DIODE
D863
MA165TA5
DIODE
D865
MA165TA5
DIODE
D866
MA165TA5
DIODE
D867
EK06-V0
DIODE
D868
1N4150T-77
DIODE
D869
1N4150T-77
DIODE
D870
MA165TA5
DIODE
D871
1N4150T-77
DIODE
D873
MTZJT-775.6C
DIODE
D874
1SR124-4AT82
DIODE
D875
BZX79A75A26A
DIODE
D901
MA165TA5
DIODE
D902
MA165TA5
DIODE
D904
MA165TA5
DIODE
D905
MA165TA5
DIODE
D906
RLS72TE-11
DIODE
D1061 LN81RPHL
DIODE
D1101 MA165TA5
DIODE
D1102 MA165TA5
DIODE
D1104 MA165TA5
DIODE
D1105 MA165TA5
DIODE
D2101 MA723TA5
DIODE
D2102 MA723TA5
DIODE
D2103 MA723TA5
DIODE
D2104 MA723TA5
DIODE
D2105 MTZJT-778.2C
DIODE
D2401 MA165TA5
DIODE
D2402 MA165TA5
DIODE
D2403 MTZJT-7712C
DIODE
D2404 MTZJT-7712C
DIODE
D2405 MTZJT-7712C
DIODE
D2406 MTZJT-7712C
DIODE
D2409 MA165TA5
DIODE
D2705 EG01CV0
DIODE
D2706 1SR124-4AT82
DIODE
D2707 TVSEH1LF-F7
DIODE
D2708
MA4075
DIODE
D2709 1SR124-4AT82
DIODE
D2710 1SR124-4AT82
DIODE
D2711 RU4AMLF-M1
DIODE
D2712 MA165TA5
DIODE
D2713 MA165TA5
DIODE
D2714 MA165TA5
DIODE
D2715 MA165TA5
DIODE
D2716 MA165TA5
DIODE
D2717 MA165TA5
DIODE
D2718 MTZJT-779.1C
DIODE
D2719 MA165TA5
DIODE
D2720 1SR124-4AT82
DIODE
D3201 MTZJT-778.2C
DIODE
D3202 MTZJT-778.2C
TRANSISTORS
TRANSISTOR
Q101
BC847B
TRANSISTOR
Q102
BC847B
TRANSISTOR
Q104
BC847B
TRANSISTOR
Q105
BC847B
TRANSISTOR
Q251
2SD1328STX
TRANSISTOR
Q252
2SD1328STX
TRANSISTOR
Q253
BC847B
TRANSISTOR
Q254
BC847B
TRANSISTOR
Q301
BC847B
TRANSISTOR
Q302
FMY4T148
TRANSISTOR
Q303
BC847B
TRANSISTOR
Q304
FMY4T148
TRANSISTOR
Q305
BC847B
TRANSISTOR
Q306
FMY4T148
TRANSISTOR
Q351
2SA1767
TRANSISTOR
Q352
2SA1767
TRANSISTOR
Q353
2SA1767
TRANSISTOR
Q354
BC857B
TRANSISTOR
Q451
BC857B
TRANSISTOR
Q503
2SD2398-M2
TRANSISTOR
Q551
2SD1577LB
TRANSISTOR
Q552
2SC1473-RN
TRANSISTOR
Q701
BC857B
TRANSISTOR
Q850
2SD1273PLB
TRANSISTOR
Q851
BC857B
TRANSISTOR
Q852
2SC1383-S
TRANSISTOR
Q853
BC847B
TRANSISTOR
Q854
BC847B
TRANSISTOR
Q855
BC847B
TRANSISTOR
Q856
BC847B
TRANSISTOR
Q857
2SA1018QTA
TRANSISTOR
Q905
BC847B
TRANSISTOR
Q906
BC847B
TRANSISTOR
Q907
BC857B
TRANSISTOR
Q908
2SA1535ARLB
TRANSISTOR
Q909
2SC3944ARLB
15
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