Sony KV-AW21M80 Service Manual ▷ View online
– 47 –
KV-AW21M80/M80/H
RM-GA002
4-3-9. H1 Board Schematic Diagram
A
1
2
3
4
5
6
7
B
C
D
E
F
G
H
I
J
RN
220
R002
RN
470
R004
RN
680
R005
RN
1k
R006
RN
1 . 5 k
R007
1
2
3
2
3
CN001
XX
TO A(001) Board
CN005
NC
GND
KEY
GND
KEY
S001
S002
S003
S004
S005
S006
S007
RN
100
R001
RN
330
R003
H1 BOARD
SOUND MODE
WEGA. GATE
VIDEO IN
VOL -
VOL +
PROGRAM -
PROGRAM +
B-BX1S13413-ME.-H1-AW21M80
FRONT PANEL
– 48 –
KV-AW21M80/M80/H
RM-GA002
Ref
Pin No.
Voltage[v]
IC001
1
0
2
0
3
*
4
3.2
5
3.2
6
0
7
3.2
8
0
9
3.2
10
*
11
*
3.440Vp-p
PAL
1
3.820Vp-p
NTSC
1
12
0
13
0.1
14
2.4
15
4.8
16
1.8
17
2.2
18
0
19
2.2
20
2.2
21
3.8
920.0mVp-p
PAL
2
2.760Vp-p
NTSC
2
22
1.5
1.920Vp-p
PAL
3
1.880Vp-p
NTSC
3
23
1.6
2.040Vp-p
PAL
4
2.000Vp-p
NTSC
4
24
1.8
25
1.8
26
*
27
*
28
0
29
1.8
30
1.8
31
4.5
32
0.4
33
0
34
2.1
35
2.1
36
3.4
37
3.4
38
2.2
39
2.4
40
0
41
1.8
42
1.7
43
0
44
4.0
45
8.4
46
2.2
47
4.7
48
1.3
2.400Vp-p
PAL
5
2.480Vp-p
NTSC
5
49
2.1
50
2.1
51
1.3
52
1.5
53
2.1
54
2.1
55
1.4
56
2.1
57
2.1
58
1.3
59
1.5
60
3.4
61
3.4
62
3.6
63
0
64
1.3
65
0.2
392.0mVp-p
PAL
6
332.0mVp-p
NTSC
6
66
0
5.520Vp-p
PAL
7
5.440Vp-p
NTSC
7
67
1.4
3.520Vp-p
PAL
8
3.440Vp-p
NTSC
8
68
0
69
1.2
70
1.2
71
1.2
72
1.2
73
1.9
74
1.6
75
0
76
0
77
0.1
78
0
79
1.2
80
1.2
81
0
82
0
83
1.8
84
3.2
85
1.4
2.320Vp-p
PAL
9
2.200Vp-p
NTSC
9
A BOARD VOLTAGE LIST AND WAVEFORM
4-4.
VOLTAGE MEASUREMENT AND WAVEFORMS
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
– 49 –
KV-AW21M80/M80/H
RM-GA002
A BOARD VOLTAGE LIST AND WAVEFORM
86
1.6
2.080Vp-p
PAL
10
2.040Vp-p
NTSC
10
87
1.7
3.280Vp-p
PAL
11
3.080Vp-p
NTSC
11
88
3.2
89
0
90
3.2
91
1.5
92
0
93
1.5
94
3.2
95
0
96
1.8
97
2.9
98
0.4
99
3.2
100
1.8
101
0
102
3.2
103
0
104
2.3
105
2.5
106
0
107
3.2
108
3.6
109
3.3
110
3.2
111
4.8
112
0
113
0
114
0
115
0
116
0.1
117
1.8
118
1.8
119
3.2
120
2.9
121
0
122
0
123
3.2
124
1.8
125
0
126
3.2
127
0.5
128
0
IC002
V
3.1
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
IC200
1
12.7
2
0
3
25.9
4
0
5
0
6
0
7
12.7
8
0.5
9
0
10
26.7
11
11.1
12
12.8
IC602
I
11.9
O
8.9
G
0
V
2.2
IC603
1
3.9
2
1.9
3
0
4
2.3
IC604
I
8.9
G
0
O
4.9
IC605
V
134.3
G
0
O
25.2
IC606
VCC
27.4
GND
0
OUT
3.2
IC801
1
2.1
2
0.7
3
1.5
4
0
5
3.1
6
2.1
7
6.0
8
8.8
IC802
1
(3.0)[3.3]
2
3.1
3
3.1
4
0
5
(3.3)[3.5]
6
(3.3)[3.5]
7
4.5
8
8.9
IC804
1
0.3
648.0mVp-p
PAL
17
800.0mVp-p
NTSC
17
2
13.4
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
3
(–12.1)[–11.9]
4
–13.4
5
0.2
50.40Vp-p
16
6
(13.5)[13.8]
7
0.3
Q006
B
3.2
C
1.9
E
1.9
Q007
B
0
C
3.1
E
0.1
Q008
B
(-1.3)[-1.1]
C
(0.4)[0.8]
E
0
Q009
B
0
C
(3.1)[2.9]
E
0
Q010
B
0.2
C
0
E
0.9
Q016
B
2.4
C
0
E
0
Q100
B
4.5
C
8.8
E
3.9
Q104
B
3.1
C
2.3
E
8.7
Q200
B
2.0
C
0
E
0
Q201
B
26.0
C
26.8
E
26.8
Q202
B
8.9
C
0
E
8.8
Q204
B
5.2
C
8.6
E
4.6
Q205
B
2.7
C
5.2
E
2.1
Q206
B
2.5
C
0.1
E
0
Q601
B
0
C
12.0
E
0
Q608
B
0
C
23.4
E
0
Q609
B
0.6
C
0
E
0
– 50 –
KV-AW21M80/M80/H
RM-GA002
C BOARD VOLTAGE LIST AND WAVEFORM
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
IC751
1
1.8
2.480Vp-p
PAL
1
2.480Vp-p
NTSC
1
2
1.8
1.600Vp-p
PAL
2
1.480Vp-p
NTSC
2
Ref
Pin No.
Voltage[v]
A BOARD VOLTAGE LIST AND WAVEFORM
3
1.8
1.760Vp-p
PAL
3
1.700Vp-p
NTSC
3
4
0
5
4.6
6
(197.8)[197.3]
7
(148.2)[143.5]
118.0Vp-p
PAL
4
120.0Vp-p
NTSC
4
8
(136.4)[130.0]
116.0Vp-p
PAL
5
128.0Vp-p
NTSC
5
9
(130.2)[124.0]
166.0Vp-p
PAL
6
170.0Vp-p
NTSC
6
J75
2 H1 0
H2
0
KB
(131.0)[124.0]
KG
(137.0)[130.0]
KR
(148.6)[143.5]
Q803
B
0
160.0Vp-p
PAL
14
158.0Vp-p
NTSC
14
C
67.0
E
0
Q804
B
133.2
C
0.7
E
133.6
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Q805
B
-0.1
C
137.2
19.60Vp-p
PAL
13
18.00Vp-p
NTSC
13
E
0
Q806
B
6.0
C
8.9
E
5.7
Q807
B
6.0
C
0
E
5.7
Q808
S
0
G
5.7
9.200Vp-p
15
D
(10.4)[12.2]
Q814
B
0
C
4.8
E
0.1
Q900
B
1.3
C
0
E
2.0
Q901
B
0
C
0.3
E
0
Q8009
B
(197.5)[197.1]
C
(198.1)[197.7]
E
(198.2)[197.7]
Q8010
B
0.5
C
0.1
E
0
DY800
V-
0.2
800.0mVp-p
PAL
12
1.480Vp-p
NTSC
12
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