DOWNLOAD Sony KV-HW21P20A Service Manual ↓ Size: 3.94 MB | Pages: 53 in PDF or view online for FREE

Model
KV-HW21P20A
Pages
53
Size
3.94 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kv-hw21p20a.pdf
Date
PREV: Sony KV-BT21P40 Service Manual

Sony KV-HW21P20A Service Manual ▷ View online

– 27 –
KV-HW21P20A
RM-969
A BOARD VOLTAGE LIST AND WAVEFORM
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
30
2.4
1.100V
5
31
2.4
1.420V
6
32
2.4
1.120V
7
33
0.2
34
2.4
35
2.4
36
4.8
37
8.1
38
2.7
39
4.8
40
1.5
41
.05
42
2.9
43
3.8
44
0
45
3.9
46
1.2
47
1.3
48
4.5
49
4.5
50
1.5
51
3.7
52
3.7
53
4.4
54
4.2
55
2.8
56
2.8
IC402
1
5.4
2
2.4
3
2.4
4
0
5
2.4
6
2.4
7
5.4
8
8.9
IC551
1
0.5
2
13.5
3
12.5
4
13.5
5
0.1
6
13.8
7
0.5
IC601
1
1
2
1
3
264
4
16
5
0
IC602
1
134
2
119
3
0
IC604
1
12.2
2
8.9
3
0
4
4.7
IC850
1
2.2
2
0.7
3
1.5
4
0
5
2.5
6
2.2
7
5.8
8
8.9
IC851
1
2.7
2
3.1
3
0
4
0
5
2.9
6
2.9
7
3.7
8
8.9
PH600
1
134
2
133
3
3
4
16
Q001
B
0
C
4.9
E
0
Q002
B
0
C
4.9
E
0
Q003
B
0
C
4.9
E
0.1
Q004
B
0.1
C
4.9
E
0
Q005
B
0.1
C
4.7
E
0
Q100
B
4.2
C
8.9
B
3.6
Q101
B
0.01
C
8.99
E
0
Q102
B
3.1
C
2.4
E
5.1
Q103
B
0
C
0
E
0
Q104
B
0
C
0
E
0
Q105
B
0.3
C
0
E
0
Q106
B
0
C
3.9
E
0
Q201
B
6.2
C
8.9
E
5.6
Q202
B
14.1
C
1.3
E
12.2
Q203
B
5.5
C
14
E
4.8
Q204
B
20.9
C
21.6
E
21.7
Q205
B
4.7
C
0
E
0
Q208
B
4.8
C
1.4
E
1.3
Q300
B
8.9
C
0
E
3
Q301
B
2.3
C
0
E
3
Q302
B
0
C
0
E
3
Q303
B
2.8
C
7.8
E
2.1
Q304
B
0
C
2.2
E
2.7
Q305
B
2.1
C
2.2
E
2.6
Q306
B
2.8
C
8.9
E
0
Q307
B
2.8
C
8.9
E
8.9
Q308
B
0
C
0
E
0
Q309
B
2.8
C
8.9
E
2.1
Q310
B
0
C
8.9
E
0
Q311
B
2.8
C
8.9
E
0
Q312
B
3.9
C
0
B
0
Q313
B
0
C
0
E
0
Q314
B
0
C
0
E
0
Q315
B
0
C
8.9
E
1.9
Q316
B
0
C
4.9
E
0
Q318
B
3.1
C
6.2
E
2.6
– 28 –
KV-HW21P20A
RM-969
Q320
B
0
C
3
E
0
Q321
B
0
C
0
E
0
Q400
B
12.2
C
0
E
12.2
Q406
B
2.4
C
4.3
E
1.7
Q407
B
4.2
C
8.9
E
3.6
Q500
B
132
C
2.6
E
132
Q621
B
0
C
0
E
0
Q800
B
0
C
53
1.320V
13
E
0
IC751
1
1.9
2
1.9
3
1.9
4
0
5
5.3
6
199
7
151
8
151
9
150
J751
3
327
4
0
5
0
6
0
24.80V
4
7
0
C BOARD VOLTAGE LIST AND WAVEFORM
Ref
Pin No.
Voltage[v]
A BOARD VOLTAGE LIST AND WAVEFORM
Ref
Pin No.
Voltage[v]
Q801
B
94.2
C
137.6
19.40V
14
E
0
Q802
S
0
656.0mV
15
G
5.8
O
9.9
Q850
B
5.9
C
8.9
E
5.6
Q851
B
5.9
C
0
E
0
DY1
1.600V
15
Ref
Pin No.
Voltage[v]
8
140
140.0V
3
9
153
118.0V
2
10
153
126.0V
1
11
0
Q701
B
5
C
0
E
0
Ref
Pin No.
Voltage[v]
– 31 –
KV-HW21P20A
RM-969
C7
51
C7
52
C7
53
C
7
8
1
C782
CN703
CN704
C
N
7
0
5
D
7
5
0
D
7
5
4
D
7
5
5
D
7
5
6
D
7
8
0
D7
81
I
C
7
5
1
JW702
L780
R
7
5
6
R
7
5
7
R
7
5
8
R
7
6
0
R7
63
R764
R765
R
7
7
3
R
7
7
4
R7
80
R781
R783
R
V
7
5
0
A
7
0
1
A702
A703
A704
A705
JW700
J
7
5
1
C7
54
L
7
5
0
C
7
8
7
L781
L782
L783
R
7
9
5
CN701
J
W
7
0
3
R794
J
W
7
0
1
[RGB AMPLIFER]
C
– C Board –
PRINTED WIRING  BOARDS
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