Sony KV-SW292M50 (serv.man2) Service Manual ▷ View online
– 54 –
KV-SW292M50/M60K/M80/M81/M90/SW292N90
RM-GA002
RM-CA002
A BOARD VOLTAGE LIST AND WAVEFORM
4-4. VOLTAGE MEASUREMENT AND WAVEFORM
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No
Voltage[v]
IC001
1
3.2
2
0.6
3
3.2
4
0
5
1.7
6
3.2
7
0
8
0
9
2.9
10
3.2
11
1.7
12
1.7
13
0.2
14
(0.6)[0.4]
15
0
16
0
17
0.8
18
(0.7)[0.5]
19
3.2
20
(4.0)[3.8]
21
3.8
22
0
23
3.2
24
0
25
1.9
26
0
27
3.2
28
0
29
1.7
30
3.2
31
0.6
32
2.9
33
1.8
34
0
35
3.2
36
1.8
37
0
38
1.6
39
3.2
40
0
41
3.2
42
1.8
2.120Vp-p
PAL
1
2.480Vp-p
NTSC
1
43
1.8
2.060Vp-p
PAL
2
1.880Vp-p
NTSC
2
44
1.6
2.040Vp-p
PAL
3
2.800Vp-p
NTSC
3
45
3.1
46
2.3
47
4.9
48
0
49
1.2
50
1.2
51
1.2
52
0.1
53
0
54
0.1
55
1.6
56
1.7
57
1.2
58
1.2
59
1.2
60
4.9
61
0
62
1.5
3.680Vp-p
4
63
0.3
5.520Vp-p
PAL
5
5.360Vp-p
NTSC
5
64
1.9
2.240Vp-p
6
65
0
66
0
67
0
68
3.4
69
3.4
70
1.5
71
1.3
72
2.1
73
2.1
74
1.3
75
2.1
76
2.1
77
1.5
78
1.3
79
2.1
80
2.1
81
1.4
2.210V
7
82
4.7
83
1.9
84
8.1
85
0
86
(3.5)[1.5]
87
0.1
88
1.9
89
0
90
2.4
91
2.0
92
3.4
93
3.4
94
2.1
95
2.1
96
0.6
97
0
98
4.5
99
(0)[0.2]
100
0.2
101
0
102
1.8
103
2.3
104
1.8
105
1.8
106
1.3
1.760Vp-p
8
107
1.2
1.520Vp-p
PAL
9
1.600Vp-p
NTSC
9
– 55 –
KV-SW292M50/M60K/M80/M81/M90/SW292N90
RM-GA002
RM-CA002
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
A BOARD VOLTAGE LIST AND WAVEFORM
108
(2.4)[2.2]
840mVp-p
PAL
10
860mVp-p
NTSC
10
109
2.2
110
2.2
111
0
112
2.1
113
1.8
114
4.9
115
2.4
116
0.1
117
0
118
*
119
*
120
3.2
121
0
122
3.2
123
0
124
3.2
125
3.2
126
1.7
127
0
128
0
IC003
1
0
2
0
3
0
4
0
5
4.0
6
3.9
7
0
8
3.3
IC200
1
*
2
0
3
21.2
4
0
5
0
6
*
7
10.6
8
0.1
9
0
10
22.8
11
39.7
12
10.7
IC502
1
1.2
2
2.4
3
1.7
4
0
5
3.2
6
2.5
7
7.1
8
8.8
IC503
1
0.4
920.0mVp-p
PAL
11
940.0mVp-p
NTSC
11
2
*
3
(-13.6)[-13.3]
30.40Vp-p
12
4
-14.8
5
(0.3)[0.2]
6
13.4
7
(0.4)[0.5]
840.0mVp-p
PAL
13
960.0mVp-p
NTSC
13
IC602
1
2.5
2
1.7
3
2.0
4
(2.5)[2.3]
5
0
6
-0.1
7
4.4
8
18.7
9
-0.1
10
104
11
-0.1
12
0.1
13
0
14
(155.3)[156.6]
15
(145.3)[145.9]
16
149.7
17
0
18
*
IC603
1
134.7
2
*
3
2.8
4
2.8
5
2.4
432.0mVp-p
PAL
14
452.0mVp-p
NTSC
14
6
12.57
7
0
8
*
IC604
I
15.0
G
0
O
8.8
IC605
VCC
7.1
GND
0
OUT
3.3
IC606
1
4.3
2
1.7
3
0
4
2.7
IC607
I
7.0
G
0
VC
2.2
O
5.0
IC610
1
2.5
2
3.3
3
0
4
4.0
5
0
Q001
B
0
C
(2.2)[2.3]
E
0
Q002
B
2.0
C
0
E
2.6
Q012
B
*
C
4.9
E
*
Q013
B
0.1
C
1.7
E
0
Q015
B
1.9
C
0
E
0
Q016
B
0.6
C
0
E
0
Q017
B
0
C
1.7
E
0
Q100
B
4.6
C
8.8
E
3.9
Q103
B
0
C
3.3
E
0
Q111
B
0
C
0
E
*
Q202
B
7.1
C
0
E
(6.0)[7.0]
Q203
B
0
C
0
E
0
Q300
B
*
C
0
E
*
Q505
S
0
G
7.0
D
(16.6)[17.7]
Q506
B
0
1.540Vp-p
PAL
15
1.600Vp-p
NTSC
15
C
91.2
E
12.3
– 56 –
KV-SW292M50/M60K/M80/M81/M90/SW292N90
RM-GA002
RM-CA002
Ref
Pin No.
Voltage[v]
A BOARD VOLTAGE LIST AND WAVEFORM
Q617
B
2.5
C
0
E
2.5
Q618
B
2.5
C
0
E
2.7
Q900
B
1.5
C
0
E
2.2
Q901
B
0
C
0.1
E
0
Q902
B
0
C
0.1
E
0
PH601
1
14.9
2
13.9
3
0
4
1.5
PH602
1
145.5
2
145.7
3
0
4
15
DY1
H+
138.6
147.2Vp-p
PAL
17
149.6Vp-p
NTSC
17
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
H-
134.9
154.0Vp-p
PAL
18
178.0Vp-p
NTSC
18
V-
0
2.000Vp-p
19
V+
(0.3)[0.2]
53.60Vp-p
20
Q511
B
*
8.440Vp-p
16
C
138.7
E
0
Q512
B
0
C
4.9
E
0.1
Q513
B
1.2
C
0
E
1.8
Q600
B
0
C
15.0
E
0
Q607
S
145.7
G
149.5
D
*
Q608
S
0.2
G
4.7
O
0.2
Q609
B
0.7
C
*
E
0
Q612
B
0
C
7.1
E
0
Q613
B
7.1
C
0
E
7.1
Q614
B
0
C
0.7
E
0
Q616
B
14.2
C
14.9
E
15.0
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