Read Sony KV-LS21M50 Service Manual online
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KV-LS21M50/N60
RM-GA002
4-4.
VOLTAGE MEASUREMENT AND WAVEFORMS
A BOARD VOLTAGE LIST 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
4.8
16
1.8
17
2.2
18
0
19
2.2
20
2.2
21
3.9
136.0mVp-p
PAL
1
168.0mVp-p
NTSC
1
22
1.6
196.0mVp-p
PAL
2
180.0mVp-p
NTSC
2
23
1.7
240.0mVp-p
PAL
3
208.0mVp-p
NTSC
3
24
1.9
25
1.8
26
2.2
27
1.8
28
0
29
0.2
30
0.2
31
2.3
32
0.4
33
0
34
0
35
0
36
3.4
37
3.4
38
2.2
39
2.4
40
0
41
1.8
42
0.2
43
0.4
44
0.4
45
8.5
46
1.9
47
4.7
48
1.4
212.0mVp-p
PAL
4
192.0mVp-p
NTSC
4
49
2.1
50
2.1
51
1.3
52
1.5
53
2.1
54
2.1
55
1.3
56
2.1
57
2.1
5.8
1.3
59
1.5
60
3.4
61
3.4
62
3.4
63
3.4
64
1.4
65
2.0
186.0mVp-p
5
66
0.3
512.0mVp-p
6
67
1.4
320.0mVp-p
PAL
7
344.0mVp-p
NTSC
7
68
0
69
4.8
70
1.2
71
1.2
72
1.2
73
2.0
74
1.6
75
0.1
76
0
77
0.1
78
1.2
79
1.2
80
1.1
81
0
82
4.8
83
2.0
84
3.1
85
1.6
184.0mVp-p
PAL
8
240.0mVp-p
NTSC
8
86
1.5
176.0mVp-p
PAL
9
148.0mVp-p
NTSC
9
87
1.6
200.0mVp-p
PAL
10
192.0mVp-p
NTSC
10
88
3.2
89
0
90
3.2
91
1.5
92
0
93
1.8
94
3.2
95
0
96
1.8
97
2.8
98
0.7
99
2.4
100
1.7
101
0
102
3.2
103
0
104
2.3
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