DOWNLOAD Sony KV-SW21M53 Service Manual ↓ Size: 4.47 MB | Pages: 59 in PDF or view online for FREE

Model
KV-SW21M53
Pages
59
Size
4.47 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kv-sw21m53.pdf
Date
PREV: Sony KV-BZ14M70 (serv.man2) Service Manual

Sony KV-SW21M53 Service Manual ▷ View online

– 47 –
KV-SW21M53/SW21M81/SW21N50
   RM-GA002
A BOARD VOLTAGE LIST AND WAVEFORMS
4-4.
VOLTAGE MEASUREMENT AND WAVEFORMS
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
IC001
1
0
2
0
3
1.7
4
3.2
5
3.2
6
0
7
3.2
8
0
9
3.2
10
*
11
*
12
0
13
0.1
14
2.4
15
4.9
16
1.8
17
2.2
18
0
19
2.2
20
2.2
21
3.2
1.040Vp-p
1
22
1.5
2.000Vp-p
PAL
2
1.960Vp-p
NTSC
2
23
1.6
2.120Vp-p
3
24
1.8
25
1.8
26
2.3
27
1.8
28
0
29
1.8
30
1.8
31
4.6
32
0.4
33
(0.3)[0.4]
34
0
35
0
36
3.4
37
3.4
38
2.2
39
2.4
40
0
41
1.9
42
(1.6)[1.4]
43
0.6
44
(0.6)[0.4]
45
8.4
46
1.8
47
(4.7)[4.8]
48
1.4
49
2.1
50
0.1
51
1.3
52
0
53
2.1
54
2.1
55
1.3
56
2.1
57
2.1
58
1.3
59
1.5
60
3.4
61
3.4
62
(3.4)[3.3]
63
3.4
64
(1.5)[1.4]
65
0.3
448.0mVp-p
PAL
4
392.0mVp-p
NTSC
4
66
0.3
5.520Vp-p
5
67
1.4
3.520Vp-p
PAL
6
3.440Vp-p
NTSC
6
68
0
69
4.9
70
1.2
71
1.2
72
1.2
73
(2.0)[1.9]
74
1.6
75
0.1
76
0
77
0.1
78
1.2
79
1.2
80
1.2
81
0
82
4.9
83
(2.4)[2.3]
84
3.2
85
1.4
1.840Vp-p
PAL
7
2.400Vp-p
NTSC
7
86
1.7
1.840Vp-p
PAL
8
1.680Vp-p
NTSC
8
87
(1.2)[1.3]
1.960Vp-p
PAL
9
2.040Vp-p
NTSC
9
88
3.2
89
0
90
3.2
91
1.6
92
0
93
1.8
94
3.2
95
0
96
1.8
97
2.9
98
0.5
99
3.2
100
1.7
101
0
102
3.2
103
0
104
(2.4)[2.3]
105
2.5
106
0
107
3.2
108
(3.7)[3.5]
109
(3.5)[3.2]
110
3.2
111
4.9
112
0.4
113
0
– 48 –
KV-SW21M53/SW21M81/SW21N50
   RM-GA002
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
A BOARD VOLTAGE LIST AND WAVEFORMS
114
0
115
0
116
0.1
117
(1.8)[1.7]
118
1.7
119
3.2
120
2.9
121
0
122
0
123
3.2
124
1.7
125
0
126
3.2
127
(0.5)[0.4]
128
0
IC002
I
3.2
G
0
O
2.9
IC003
1
0
2
0
3
0
4
0
5
3.3
6
3.7
7
3.2
8
(3.2)[3.3]
IC200
1
(12.6)[12.7]
2
0
3
25.9
4
0
5
0
6
0
7
(12.6)[12.7]
8
0.4
9
0
10
26.8
11
11.3
12
12.8
IC601
1
(1.5)[1.4]
2
10.5
3
167.9
4
0
5
0.3
IC602
1
11.9
2
8.9
3
0
4
2.2
IC603
I
4.0
G
0
O
1.9
V
2.4
IC604
I
9.0
G
0
O
4.9
IC607
I
4.0
G
0
O
1.7
IC800
1
6.1
2
6.0
3
5.9
4
0
5
5.8
6
5.8
7
5.8
8
11.9
IC801
1
2.2
2
0.7
3
0
4
0
5
3.1
6
(2.3)[2.2]
7
6.0
8
9.0
IC802
1
(2.7)[2.8]
2
3.2
3
3.2
4
0
5
(3.0)[3.1]
6
(3.0)[3.1]
7
4.5
8
8.9
IC804
1
0.3
632.0mVp-p
PAL
10
688.0mVp-p
NTSC
10
2
13.5
3
(-12.2)[-11.9]
28.80Vp-p
11
4
-13.5
5
(196.0)[141.6]
6
13.2
7
0.4
584.0mVp-p
PAL
12
624.0mVp-p
NTSC
12
Q001
B
0
C
(2.1)[2.2]
E
0
Q006
B
3.2
C
1.9
E
1.9
Q007
B
0
C
5.2
E
0.1
Q008
B
0.1
C
(1.0)[0.4]
E
0
Q010
B
0.3
C
0
E
0.9
Q013
B
0
C
1.7
E
0
Q016
B
2.4
C
0
E
0
Q100
B
4.5
C
8.9
E
3.9
Q102
B
3.0
C
2.3
E
8.9
Q103
B
(0)[3.1]
C
(3.0)[0.1]
E
0
Q104
B
3.0
C
5.5
E
0
Q111
B
0
C
0
E
0
Q200
B
2.0
C
0.1
E
0
Q201
B
26.1
C
26.9
E
26.9
Q202
B
(8.9)[9.0]
C
0
E
8.9
Q204
B
5.3
C
9.0
E
0
Q205
B
2.8
C
5.3
E
2.3
Q206
B
2.5
C
0.1
E
0
Q601
B
0
C
11.9
E
0
Q608
B
0
C
22.8
E
0.1
Q609
B
0.6
C
0.1
E
0
Q800
B
1.6
C
9.0
E
1.0
Q801
B
0.3
C
2.8
E
0
Q802
B
0
C
5.8
E
0
Q803
B
2.5
1.460Vp-p
PAL
13
1.620Vp-p
NTSC
13
C
28.1
E
0
Q804
B
(133.4)[133.5]
C
0.1
E
133.9
– 49 –
KV-SW21M53/SW21M81/SW21N50
   RM-GA002
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
A BOARD VOLTAGE LIST AND WAVEFORMS
Ref
Pin No.
Voltage[v]
Q808
S
0
G
(5.6)[5.7]
9.60Vp-p
PAL
15
9.40Vp-p
NTSC
15
D
(9.3)[9.9]
Q814
B
0
C
4.9
E
0.1
Q900
B
(1.5)[1.4]
C
0
E
(2.2)[2.1]
C BOARD VOLTAGE LIST AND WAVEFORMS
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
IC751
1
(1.5)[1.6]
1.520Vp-p
PAL
1
1.380Vp-p
NTSC
1
2
1.6
1.460Vp-p
PAL
2
1.200Vp-p
NTSC
2
3
(1.6)[1.7]
1.340Vp-p
PAL
3
1.640Vp-p
NTSC
3
4
0
5
(4.5)[4.6]
6
(198.6)[198.3]
7
(148.7)[148.3]
102.0Vp-p
PAL
4
114.0Vp-p
NTSC
4
Ref
Pin No.
Voltage[v]
8
(149.1)[148.8]
106.0Vp-p
PAL
5
92.0Vp-p
NTSC
5
9
(156.9)[156.4]
108.0Vp-p
PAL
6
96.0Vp-p
NTSC
6
J751
H1
0
H2
0
KB
(158.1)[157.0]
KG
(150.5)[149.6]
KR
(149.7)[149.1]
Q901
B
0
C
0.1
E
0
Q902
B
0
C
0.1
E
0
Q8010
B
0.5
C
0.1
E
0
DY800
1.440Vp-p
16
Q805
B
(0
C
137.6
326.0Vp-p
PAL
14
324.0Vp-p
NTSC
14
E
0
Q806
B
6.0
C
8.9
E
5.7
Q807
B
6.0
C
0
E
5.7
KV-SW21M53/SW21M81/SW21N50
   RM-GA002
KV-SW21M53/SW21M81/SW21N50
   RM-GA002
[Processor, Audio, Power Supply, Deflection, Tuner, Jack, Heat Sink ]
A
4-5.
PRINTED WIRING  BOARDS
NOTE:
The circuit indicated at left contains high voltage of over
1220 Vp-p. Please pay attention when inspecting or
repairing it to prevent an electric shock.
– 50 –
– 51 –
– A Board –
R400
R018
FB605
R401
R402
R403
R210
FB608
W030
R211
R405
W031
R212
R406
W032
1
4
CN003
R213
W033
1
7
CN004
R408
R214
FB800
R020
W065
R021
PS2601
R215
1
3
CN005
W035
R216
1
5
CN007
R217
R023
FB610
R218
J900
R024
1
5
CN009
R025
R219
J901
R602
R026
J903
J904
4
CN200
J905
R029
1
3
CN201
R411
J906
1
3
CN202
R412
1
5
CN203
J907
R413
J908
R220
SWF100
R414
SWF101
R221
R609
J909
R222
R416
I
SWF103
R417
R223
R800
R224
R030
R801
R225
R419
R802
R226
R803
R227
R228
R804
C1329
R805
R229
R806
R612
R807
R808
R420
R038
R9005
R809
R421
R039
R9006
R422
R
6
1
6
R9007
R423
R9008
R230
R424
R618
W051
C001
R425
R619
R9009
W052
C002
R232
W053
R233
C003
W054
C004
R810
R234
CN600
C005
R235
R041
CN601
C006
R812
R042
CN602
R236
W057
R813
R237
W058
R9010
R814
R044
R620
C008
R238
R815
R045
R621
C009
R239
11
TU101
R816
R046
R817
R623
C200
R818
R048
R624
C201
R625
R9015
C202
R9016
R9017
C203
R627
1
3
CN800
C010
R9018
R240
R9019
R241
C205
C011
X001
1
5
CN801
W062
R242
C206
C012
C013
W064
C208
C014
R820
C209
C015
R051
R821
R822
R823
C018
R824
R9020
R825
R631
R9021
R056
R826
R9022
R633
R827
R9023
C210
R058
R828
R634
C211
R635
R059
R829
R9025
C212
R636
R9026
C213
R9027
R6
38
C214
C020
R9028
C215
C021
R639
C216
C022
C217
C023
C218
C024
C600
R830
R060
C219
C025
R061
R831
FH601
C026
C602
R833
FH603
C028
R640
R834
R9030
C029
C605
R835
R9031
C606
C220
R838
R9034
C221
R839
R645
C609
R646
R9036
C223
R647
C800
C224
C030
R9038
C226
C032
C803
C227
TH800
C804
C228
C034
C610
R840
R841
C611
C805
C036
R842
C612
C806
C037
R843
C807
C038
R844
R650
R9040
C808
R651
C809
R845
R9041
R9042
R846
C616
R847
R9043
R653
R654
C230
R848
R9044
R9045
R655
C231
C619
R656
C232
R9046
R9047
C234
R9048
C810
R658
C235
C041
R9049
C811
R659
C812
C042
C236
C813
C237
C044
C239
R851
C815
C621
C046
C816
R852
C622
R853
C623
R9050
C048
R854
S600
C624
R660
R9051
C049
C625
R855
R661
R9052
R856
C626
R9053
R087
R857
C240
R088
C628
R858
R859
R665
R666
R667
R9058
C050
R668
R9059
C051
R669
C052
C822
C053
C054
C630
S800
C825
R861
C055
C056
C826
C632
C057
C058
C828
R864
C634
R9060
C635
C829
R865
R9061
R096
R866
R672
C637
R097
C638
R098
R868
C639
R099
R869
R675
C060
C830
C061
C831
D002
C062
C832
D003
C063
C833
Q100
D004
C064
RY600
R870
C834
D005
C641
C065
C835
R871
FB2602
B
C
Q102
D006
R872
C836
Q103
D007
C643
C067
R873
C837
JR1100
Q104
D008
C068
C644
C838
JR1101
JR001
D009
C069
C839
JR002
JR1102
R876
C646
JR003
FB2607
C647
R877
JR004
D200
DY800
R878
D201
C649
R879
JR005
D202
D203
JR007
D204
JR008
C070
C840
JR1109
JR009
D205
C071
C841
D206
C072
C842
D207
C073
D208
C650
R880
C844
Q111
R881
D209
C845
C652
C846
R882
C077
C653
C847
R883
JR1110
L100
C078
R884
C654
C848
L101
C079
C849
JR1111
JR1112
JR012
R886
L102
C657
JR013
L103
R887
JR014
D210
C658
R888
JR015
D211
L105
R889
D212
L106
JR016
L107
D213
JR017
JR018
C080
C850
D214
D215
IC001
C081
C851
JR019
C082
O
VCC
IC002
C852
C083
D023
C853
D024
C084
D600
C660
R890
C854
JW1839
D025
C661
R891
C855
C662
C856
R892
D602
D603
C857
R893
JR020
R894
+
-
D604
C858
C665
C859
C089
D605
R895
C666
R896
R897
JR024
JR600
C668
1
12
IC200
R898
D608
JR601
C669
L2601
R899
JR025
JR026
JR602
JR027
D800
C090
C860
D801
C091
C861
C092
C862
C093
C863
Q900
C094
C864
D804
C
6
7
0
Q901
C095
D805
C865
Q902
C096
C866
C672
C097
D807
C867
C673
JR800
C098
D614
C868
D808
C674
D809
C099
D615
C869
C675
D617
JR1903
D618
C678
JR805
D619
C679
JR037
JR038
C872
D812
D620
Q910
C874
C680
IC601
Q911
C875
D815
C682
IC602
D622
Q912
D816
C876
JW1666
I
O
G
IC603
D623
D817
C877
JW1667
IC604
T600
D624
D818
JR040
C878
C685
JR041
IC605
D819
C879
C686
JR042
I
O
IC606
T602
L902
IC607
JR043
T603
T604
JR044
T605
JR045
D629
JR046
JR047
1
4
5
8
IC800
D820
JR049
IC801
D821
IC802
1
4
5
8
C882
C883
IC803
D823
D054
D824
T800
1
2
6
7
IC804
FB101
D055
T801
D826
D056
T802
D057
D827
D633
D058
J200
D828
JR051
D829
D059
J202
D636
D637
D638
D639
D830
D060
D061
D831
D062
JW1683
D063
D064
R100
D065
D066
R103
D067
R104
D068
D069
R106
R107
R108
R109
R300
D070
C1019
R301
D071
R302
D072
R303
R304
R110
D074
D075
R111
R305
D076
R306
R112
R307
R113
R308
R114
R309
R115
R116
R118
R119
R310
R311
R312
R313
R314
R315
R121
FB902
R316
FB903
R317
R319
R126
R127
R128
R320
R322
R323
R324
R131
R902
R326
R327
C1233
R904
R905
R906
R907
R908
R909
C100
C101
R331
C102
C104
R910
THP600
R911
C106
R336
C107
R913
R337
C108
R914
R338
C109
R915
R339
R916
R146
R147
R917
R918
R148
C300
C301
R149
R919
C302
C303
C304
R340
C111
R341
C112
CN903
1
5
CN904
1
5
C308
R920
R150
C115
R921
C309
1
5
CN905
R152
C116
R922
C117
R923
R153
R154
R924
C118
R155
R925
C119
R926
R927
R928
C311
R929
C312
C313
C120
C314
C316
C317
R930
C318
R931
R355
C319
R932
R356
R933
C320
C321
C322
C323
C324
C900
R360
C325
C901
C131
R361
C902
C132
R362
C903
R363
C133
C328
R364
C904
R940
C905
C135
R941
A001
TP601
TP602
A002
C906
A003
C907
C137
R944
A004
C908
C138
A005
C909
R945
R946
A006
A007
A008
A009
C2601
C2602
C333
C140
C910
C141
C911
C912
C913
A010
C914
F600
C915
A011
C916
R377
C917
TP03
TP04
C918
R379
C919
A015
A016
A017
A018
A019
R380
C921
C922
R384
C925
R385
R386
Q001
CT131
Q006
Q007
D100
Q008
Q009
JR1006
D102
R392
R393
Q200
R394
Q201
CT139
D105
R395
Q202
D106
R397
D107
R398
Q010
Q204
D108
Q205
D109
Q206
Q013
JR1010
C2631
JR1011
JR1012
Q016
JR1013
L003
D110
JR1014
L004
D111
L005
Q8009
C2636
L006
L007
JR300
L008
JR301
L009
JR302
E
B
Q8010
L201
L010
R989
L011
Q601
L012
L013
JR1601
B
E
Q605
Q606
JR1602
C953
C2648
Q608
R990
C955
D2625
Q609
D2626
C956
Q800
Q801
Q802
Q803
1
2
3
4
PH600
R8000
E
B
Q804
R8001
Q806
R8002
Q807
R8003
D900
L600
R8004
G
S
Q808
L601
D901
Q809
R8005
D902
L602
D903
R8007
D904
R8008
D905
R8009
D906
C966
D907
C967
D908
Q810
C968
D909
C969
Q814
R8010
L800
L031
R8011
L032
R8012
Q816
L802
L033
R8013
L803
R8014
D910
L804
C970
R8015
L035
L805
D911
C971
L036
D912
L806
D913
L038
D914
L039
D915
W001
C975
D916
W002
C977
W003
D917
C978
D918
R2645
C979
W005
FB001
FB002
R2646
W006
FB003
W007
R2647
JR1050
FB004
W009
W010
W011
R001
W016
R002
R003
W017
W018
R004
W019
JR1256
R006
R200
R201
R202
PS602
PS603
R203
R204
R010
PS604
W024
CF101
R205
R011
W025
PS605
R012
W026
R207
W027
R208
R014
VDR600
W028
R015
FB601
FB603
4
1
8
5
4
1
8
5
8
1
4
5
1
128
32
33
64
65
96
97
1-867-023-12
(1-726-062-12)
R2
1
2
3
4
5
6
7
8
9
10
11
12
13
FBT
V
R
L
DGCT
DGC
DGC
DGCT
GND
U OUT
V OUT
GND
GND
V IN/R
U IN/B
GND
Y IN/G
NS-
NC
NS+
+135V
NC
GND
VM OUT
H+
H+
H-
H-
V-
V+
H1
NC
GND
NC
200V
GND
B INT
B DAT
B CLK
KEY
NC
GND
SP R
GND
SP L
GND
SP
GND
GND
3D
GND
OUT-
GND/3D 
AC IN
AC IN
Y OUT
AGC
G
R
OUT+
B OUT
G OUT
R OUT
GND
IK
9V
1
6
2
1
Y OUT
V OUT
U OUT/FB
GND
GND
1
5
4
1
H+
+B
200V
H1
GND
-13V
GND
+13V
ABL
30
20
NC
SP L/SP
GND
GND
SP R
1
3
FH602
C683
D103
C204
C207
A012
D832
D833
E
B
O
I
E
B
JR1113
Q805
B
E
JR1016
W034
L043
L042
L040
L041
L046
L047
L045
L044
C241
JR200
W063
D932
D931
D635
IC003
J201
1
TU102
C870
W059
W060
TP02
FB008
FB005
FB006
FB007
A
A
W055
D621
R243
A
1
2
3
4
5
6
7
8
9
10
11
12
13
B
C
D
E
F
G
H
I
J
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