Sony KV-SA28M64 Service Manual ▷ View online
– 61 –
KV-SA28M
64
RM-W107
C BOARD VOLTAGE LIST AND WAVEFORM
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
IC751
1
(1.7)[1.8]
1.240Vp-p
PAL
1
1.720Vp-p
NTSC
1
2
1.9
1.320Vp-p
PAL
2
1.380Vp-p
NTSC
2
3
(1.8)[1.9]
1.480Vp-p
PAL
3
2.040Vp-p
NTSC
3
4
0
5
4.5
6
202.0
7
(137.1)[133.8]
134.0Vp-p
PAL
4
154.0Vp-p
NTSC
4
8
(136.1)[131.7]
122.0Vp-p
PAL
5
120.0Vp-p
NTSC
5
9
(145.9)[142.1]
116.0Vp-p
PAL
6
122.0Vp-p
NTSC
6
Ref
Pin No.
Voltage[v]
IC1801
1
6.7
2
0
3
0
4
0
5
0
6
6.2
7
4.8
8
5.6
9
12.8
IC3801
1
3.1
2
0
3
2.3
4
0
5
3.3
6
4.8
7
3.4
8
*
9
6.8
J751
G2
(337.0)[335.0]
H1
0
H2
0
KB
(146.4)[142.3]
KG
(136.8)[132.1]
KR
(137.9)[134.4]
Q701
B
4.4
C
0
E
0.1
Q1800
B
2.8
C
0
E
2.4
Q1801
B
0
C
4.8
E
0
Q1802
B
0.3
C
1.8
E
0
Q1804
B
1.8
C
3.6
E
1.2
Q3800
B
0.3
C
1.7
E
0
Q3802
B
0.1
C
4.8
E
0
– 62 –
KV-SA28M64
RM-W107
IC200
1
0
2
0
3
30.2
4
0
5
0
6
0
7
15.1
8
0.8
9
0
10
31.5
11
31.5
12
15.1
IC1400
1
0.1
2
4.5
3
4.3
4
4.5
5
4.9
6
4.5
7
4.3
8
4.3
9
4.5
10
4.3
11
4.9
12
0.3
13
0.3
14
4.4
15
0.3
16
0.1
17
0
18
0
19
4.2
20
4.3
21
4.3
22
4.3
23
4.3
24
4.6
25
4.3
26
0
27
8.7
28
0
29
0
30
0
31
0.1
32
0.1
33
0.1
34
0.1
35
0
36
4.6
37
4.1
38
4.6
39
4.3
40
4.6
41
4.3
42
0
43
3.8
44
3.9
45
4.3
46
4.6
47
4.3
48
0
49
0.1
50
0
51
0
52
4.3
53
4.3
54
4.3
55
4.3
56
4.5
57
4.3
58
0
59
4.3
60
4.5
61
4.3
62
4.3
63
0
64
0.1
IC1402
I
14.4
G
0
O
8.8
IC1403
I
6.9
G
0
O
5.0
IC3202
1
4.9
2
0
3
4.9
4
1.3
5
4.9
6
1.9
7
1.6
8
0
9
3.8
10
3.9
11
4.9
12
2.5
13
2.3
14
0
15
0
16
0
IC8700
1
0
2
0
3
0.4
4
0.1
5
2.4
6
2.4
7
2.4
8
0
9
0
10
0
11
4.9
12
4.9
13
4.9
14
0
15
3.7
16
4.9
IC8801
1
*
2
*
3
0.1
4
0.1
5
4.0
6
3.8
7
3.2
8
0
9
0
10
0.5
11
0
12
0
13
0.1
14
0
15
0
16
1.1
17
0.3
18
0.9
19
3.2
20
0
21
3.2
22
3.2
23
0
24
*
25
1.2
26
0
27
2.0
28
2.0
IC8802
I
4.8
G
0
O
3.3
Q1400
B
-0.1
C
0
E
0
Q1401
B
-0.1
C
0.5
E
0
Q1412
B
4.3
C
0
E
4.9
Q1413
B
4.4
C
8.7
E
3.8
Q1414
B
4.2
C
8.7
E
3.6
Q1415
B
4.3
C
8.8
E
3.6
Q1416
B
3.3
C
8.8
E
2.7
Q1417
B
3.3
C
8.8
E
2.7
Q1418
B
3.3
C
8.8
E
2.6
Q1419
B
3.4
C
8.8
E
2.7
Q1420
B
3.3
C
8.8
E
2.7
Q1421
B
3.3
C
8.8
E
2.7
Q1422
B
4.2
C
8.7
E
3.6
Q1424
B
2.2
C
4.3
E
1.6
Q1425
B
4.3
C
2.3
E
4.9
Q1426
B
3.7
C
5.0
E
3.1
Q1427
B
5.2
C
2.8
E
5.9
Q1428
B
5.9
C
8.8
E
5.2
Q1431
B
2.9
C
4.9
E
2.3
Q1432
B
5.0
C
3.5
E
3.9
Q1433
B
5.0
C
3.8
E
3.9
Q3201
B
4.2
C
8.7
E
3.6
Q3202
B
3.7
C
4.9
E
3.0
Q8801
B
1.0
C
0
E
1.6
Q8802
B
1.6
C
0
E
2.3
Q8803
B
0.9
C
0
E
1.6
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
B BOARD VOLTAGE LIST
– 63 –
KV-SA28M64
RM-W107
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
B BOARD VOLTAGE LIST
Q8806
B
0.1
C
3.2
E
0.1
Q8807
B
0.1
C
3.2
E
0.1
Q8808
B
2.6
C
0
E
3.2
Q8809
B
1.8
C
0
E
2.5
Q8810
B
2.5
C
0
E
3.2
Q8811
B
1.0
C
0
E
1.6
Q8814
B
0.4
C
2.6
E
0
Q8815
B
0.6
C
0.2
E
0
Q8816
B
4.2
C
1.0
E
4.8
Q8817
B
1.5
C
4.2
E
0.8
Q8818
B
4.2
C
1.0
E
4.8
Q8819
B
1.4
C
4.2
E
0.8
Q8820
B
4.6
C
0.9
E
4.8
Q8821
B
1.5
C
4.6
E
0.9
Q8822
B
1.4
C
4.8
E
0.4
Q8824
B
0
C
0.6
E
0
Q8825
B
0.6
C
0.1
E
0
Ref
Pin No.
Voltage[v]
IC2001
1
4.9
2
0
3
0
4
3.2
5
2.4
IC2007
1
0
2
1.2
3
2.4
4
(1.4)[1.1]
5
0
6
0
7
0
8
0
9
0
10
0
11
0
12
0
13
0
14
0
15
0
16
0
17
0
18
0
19
0
20
0
21
0
22
0
23
0
24
3.2
25
0
26
0
27
0
28
0
29
3.2
30
0
31
0
32
0
33
0
34
0
35
0
BC BOARD VOLTAGE LIST
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
36
3.2
37
0
38
0
39
0
40
0
41
0
42
0
43
0
44
0
45
0
46
0
47
0
48
0
49
0
50
2.4
51
0
52
0
53
0
54
0
55
0
56
0
57
0
58
0
59
2.4
60
0
61
0
62
0
63
0
64
0
65
0
66
0
67
0
68
0
69
0
70
0
71
0
72
3.2
73
0
74
3.2
75
3.9
76
3.9
77
0
78
1.1
79
0.8
80
1.7
81
1.1
82
0
83
(1.0)[1.4]
84
2.4
85
0.7
86
0.7
87
2.4
88
0
89
0
90
1.7
91
0
92
(1.6)[2.4]
93
0
94
0
95
(0.8)[1.6]
96
(0.8)[1.1]
97
0
98
0
99
0
100
2.4
Q2005
B
2.8
C
8.8
E
2.1
Q2006
B
2.9
C
8.8
E
(2.9)[2.2]
Q2009
B
5.7
C
8.8
E
5.0
Q2018
B
1.1
C
0
E
1.8
– 64 –
KV-SA28M64
RM-W107
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
IC8801
1
4.8
2
1.4
3
3.3
4
0
5
0.7
6
4.3
7
6.2
8
0.5
9
0.5
10
2.6
11
0
12
3.4
13
4.1
14
3.1
15
6.2
16
2.3
DL BOARD VOLTAGE LIST
17
2.9
18
3.0
19
0.1
20
3.2
21
0
22
6.2
IC8802
I
7.6
G
0
O
6.2
Q8805
B
2.8
C
0
E
3.4
Q8806
B
3.4
C
5.9
E
2.8
Ref
Pin No.
Voltage[v]
Q8807
B
0.1
C
133.4
E
0
Q8808
B
6.0
C
5.6
E
6.2
Q8812
B
0.4
C
1.1
E
0
Q8813
S
0
G
0.7
D
6.0
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
IC8701
1
(3.7)[3.8]
2
0
3
2.4
4
0
5
3.5
6
4.3
7
3.5
8
0
9
(7.6)[7.7]
IC8702
1
(3.6)[3.7]
2
0
WD BOARD VOLTAGE LIST
3
2.4
4
0
5
3.6
6
4.3
7
3.5
8
0
9
(7.6)[7.7]
IC8903
1
6.2
2
(6.8)6.9]
3
0
4
9.1
Ref
Pin No.
Voltage[v]
Q8901
S
*
G
9.1
D
*
Q8902
B
0.1
C
6.2
E
0
Q8903
B
2.4
C
0
E
0
Ref
Pin No.
Voltage[v]
Q3901
B
0
C
3.2
E
0.3
Q3902
B
3.2
C
2.0
E
1.9
H6 BOARD VOLTAGE LIST
Ref
Pin No.
Voltage[v]
IC1900
I
3.2
G
0
O
2.9
H4 BOARD VOLTAGE LIST
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Q5901
B
2.6
C
8.8
E
2.0
Q5902
B
136.2
C
(93.1)[82.9]
E
136.2
Q5903
B
2.6
C
4.5
E
2.0
VM BOARD VOLTAGE LIST
Q5904
B
4.5
C
0
E
5.0
Q5905
B
5.5
C
8.8
E
5.0
Q5906
B
0.4
C
(93.1)[82.9]
E
0
Ref
Pin No.
Voltage[v]
Q5912
B
2.5
C
8.2
E
1.9
Q5913
B
8.2
C
2.1
E
8.8
Q5914
B
2.1
C
8.8
E
1.4
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