Sony KV-SW342M81 Service Manual ▷ View online
– 51 –
KV-SW342M81
RM-GA002
A BOARD VOLTAGE LIST AND WAVEFORMS
4-4. VOLTAGE MEASUREMENT AND WAVEFORM
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No
Voltage[v]
IC001
1
(0)[3.2]
2
(0.4)[0.3]
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
0.1
14
(0.4)[0.3]
15
0
16
0
17
0.4
18
0.4
19
3.2
20
3.9
21
(3.8)[3.9]
22
(0.4)[0.5]
23
0
24
0
25
0
26
0
27
3.2
28
0
29
1.7
30
3.2
31
2.8
32
2.8
33
1.8
34
0
35
3.2
36
1.8
37
0
38
0
39
3.2
40
0
41
3.2
42
2.1
2.240Vp-p
PAL
1
2.480Vp-p
NTSC
1
43
2.2
2.080Vp-p
PAL
2
2.000Vp-p
NTSC
2
44
2.1
2.000Vp-p
PAL
3
1.840Vp-p
NTSC
3
45
3.1
46
1.8
47
4.9
48
0
49
1.2
50
1.2
51
1.2
52
0.1
53
0
54
0.1
55
1.5
56
(1.6)[1.5]
57
1.2
58
1.2
59
(1.2)[0]
60
4.9
61
0
62
2.0
5.040Vp-p
4
63
0.2
5.520Vp-p
PAL
5
5.440Vp-p
NTSC
5
64
1.9
2.200Vp-p
6
65
0
66
3.3
67
3.4
68
3.5
69
3.5
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
1.3
2.240Vp-p
PAL
7
2.160Vp-p
NTSC
7
82
4.7
83
(1.6)[1.7]
84
8.3
85
0.5
86
0.5
87
(0.1)[0]
88
1.9
89
(0.1)[0]
90
2.4
91
2.1
92
3.4
93
3.4
94
2.1
95
2.1
96
0.4
97
1.5
98
4.6
99
(0.2)[0.1]
100
0.2
101
0
102
1.9
103
2.3
104
1.8
105
1.8
106
1.3
1.640Vp-p
PAL
8
1.760Vp-p
NTSC
8
– 52 –
KV-SW342M81
RM-GA002
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
A BOARD VOLTAGE LIST AND WAVEFORMS
107
1.2
1.440Vp-p
PAL
9
1.520Vp-p
NTSC
9
108
(1.7)[1.6]
1.240Vp-p
PAL
10
700.0mV
NTSC
10
109
2.2
110
2.2
111
0
112
2.2
113
(1.8)[1.9]
114
4.9
115
2.4
116
0.1
117
0
118
*
119
*
120
3.3
121
0
122
(3.2)[2.9]
123
0
124
(3.2)[3.0]
125
(3.2)[3.0]
126
(1.7)[1.6]
127
0
128
0
IC003
1
0
2
0
3
0
4
0
5
(3.9)[3.8]
6
(4.2)[3.7]
7
0
8
(3.2)[3.1]
IC200
1
0
2
0
3
(21.5)[21.4]
4
0
5
0
6
0
7
10.6
8
0.1
9
0
10
22.9
11
3.9
12
10.7
IC502
1
1.1
2
(2.4)[2.3]
3
1.7
4
0
5
(3.2)[3.1]
6
2.5
7
(6.4)[6.3]
8
(8.2)[8.9]
IC503
1
0.4
1.040Vp-p
11
2
13.1
3
(-11.9)[-11.7]
28.00Vp-p
PAL
12
28.80Vp-p
NTSC
12
4
-13.2
5
0.3
6
13.5
7
0.4
840.0mV
13
IC602
1
2.3
2
1.6
3
1.8
4
1.8
5
0
6
-0.2
7
-0.2
8
18.5
9
-0.2
10
10.3
11
-0.2
12
4.5
13
0
14
*
15
*
16
148.6
17
0
18
*
IC603
1
134.6
2
0
3
3.4
4
2.7
5
2.4
860.0mVp-p
14
6
12.6
7
0
8
0
IC604
I
14.9
G
0
O
8.9
IC605
I
(6.8)[7.1]
G
0
O
(3.0)[3.2]
IC606
I
4.5
G
0.1
O
1.8
V
2.7
IC607
I
7.0
G
0
O
3.3
V
1.3
IC610
1
2.3
2
3.2
3
0
4
1.6
5
0
Q002
B
1.9
C
0
E
(2.4)[2.6]
Q009
B
0
C
2.4
E
0
Q015
B
1.9
C
0
E
0
Q016
B
0.5
C
0
E
0
Q017
B
0
C
1.7
E
0
Q100
B
(4.2)[4.5]
C
8.9
E
(3.6)[3.9]
Q102
B
3.1
C
8.7
E
2.3
Q103
B
(0)[3.1]
C
(3.3)[0]
E
0
Q104
B
(3.3)[0]
C
(0)[5.4]
E
0
Q202
B
7.1
C
0
E
(6.9)[7.0]
Q203
B
0.6
C
(0)[0.1]
E
0
Q505
S
0
G
(6.4)[6.3]
D
(23.2)[24.7]
Q506
S
0
G
2.4
4.640Vp-p
15
D
(86.0)[85.8]
– 53 –
KV-SW342M81
RM-GA002
Ref
Pin No.
Voltage[v]
A BOARD VOLTAGE LIST AND WAVEFORMS
Q614
B
0
C
0.6
E
0
Q617
B
2.4
C
0
E
2.4
Q618
B
2.4
C
0
E
2.7
Q900
B
1.3
C
0
E
(2.0)[1.9]
Q901
B
0.1
C
0.1
E
0
Q902
B
0.1
C
0.1
E
0
PH601
1
14.9
2
13.9
3
(-79.3)[-78.9]
4
(-78.4)[*]
DY1
H+
138.0
282.0Vp-p
17
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
H-
133.9
206.0Vp-p
PAL
18
250.0Vp-p
NTSC
18
V-
0
1.840Vp-p
PAL
19
1.920Vp-p
NTSC
19
V+
0.2
54.00Vp-p
20
Q511
B
0
26.80Vp-p
16
C
*
E
0
Q512
B
0.1
C
4.8
E
0
Q513
B
1.2
C
0
E
1.8
Q515
B
1.7
C
1.5
E
1.1
Q516
B
0
C
3.1
E
134.2
Q600
B
0.1
C
(15)[14.9]
E
0
Q607
S
144.6
G
-0.2
D
*
Q608
S
-0.2
G
4.6
O
144.8
Q609
B
0.6
C
0.1
E
0
Q612
B
0
C
7.1
E
0
Q613
B
7.0
C
0
E
7.0
Ref
Pin No.
Voltage[v]
IC1900
I
3.3
G
0
O
2.9
H4 BOARD VOLTAGE LIST
Ref
Pin No.
Voltage[v]
Q3901
B
0
C
3.2
E
0.2
Q3902
B
0
C
1.9
E
1.9
H7 BOARD VOLTAGE LIST
– 54 –
KV-SW342M81
RM-GA002
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Q5901
B
2.7
C
8.9
E
2
Q5902
B
135.6
C
(93.9)[94.0]
E
135.6
Q5903
B
2.6
C
5.0
E
2.0
Q5904
B
5.0
C
0
E
5.4
Q5905
B
5.9
C
8.9
E
5.4
VM BOARD VOLTAGE LIST
Q5906
B
0.4
C
(93.8)[94.0]
E
0
Q5912
B
4.0
C
8.2
E
3.3
Q5913
B
8.2
C
6.0
E
8.9
Q5914
B
6.0
C
8.9
E
5.3
C BOARD VOLTAGE LIST AND WAVEFORM
Ref
Pin No.
Voltage[v]
IC751
1
2.2
1.840Vp-p
PAL
1
1.920Vp-p
NTSC
1
2
2.2
1.840Vp-p
2
3
2.2
1.720Vp-p
PAL
3
2.200Vp-p
NTSC
3
4
0
5
4.5
6
*
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
7
(103.7)[104.1]
118.0Vp-p
PAL
4
150.0Vp-p
NTSC
4
8
(101.2)[102.2]
132.0Vp-p
PAL
5
118.0Vp-p
NTSC
5
9
(103.8)[104.3]
130.0Vp-p
PAL
6
140.0Vp-p
NTSC
6
IC1801
1
7.3
2
0
3
2.6
4
0
5
6.1
6
4.9
7
4.8
8
0
9
12.6
J751
KR
(104.6)[104.7]
KG
(103.2)[102.7]
KB
(104.7)[104.9]
H2
0
H1
0
Q1800
B
3.0
C
0
E
3.6
Q1801
B
0.1
C
4.9
E
0
Q1802
B
0.3
C
1.9
E
0
Q1804
B
1.5
C
3.9
E
0.9
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