Voltage Measurements - Sony TRINITRON KV-XA25M60 Service Manual

KV-XA25M60/XA25M63/XA25N90
RM-954

6-4 VOLTAGE MEASUREMENTS

A (1/2) BOARD VOLTAGE LIST
Ref Pin No
IC001 1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
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RM-914
Voltage[v] Ref
0
IC002
4.9
0.1
0.1
4.9
4.9
3.9
IC003
4.8
0.5
4.8
4.9
0
2.11
2.1
IC100
4.9
4.9
0
IC301
4.8(0)
2.4
0.2
4.9
0
4.9
0.1
4.8
4.9
4.8
4.9
4.9
0
0
0
4.9
0
0
2.5
2.5
4.8
4.9
0
0.1
0
0
4.9
4.9
4.6
4.9
4.6
0
2.1
0.1
4.7(0.1)
Pin No. Voltage[v]
1 0
2 4.9
3 4.8
4 7.3
5 4.9
6 0
7 0
1 0
2 0
3 0
4 0
5 4.9
6 0(4.9)
7 4.9(0)
8 4.9
1 4.8
2 4.8
3 0
1 3.3
2 5.1
3 1.4
4 5.1
5 4.8
6 4.4
7 1.6
8 3.8
9 5.1
10 3.8
11 5.1
12 0
13 3.9
14 2.3
15 3.5
16 3.5
17 5.4
18 7.6
19 0(0.8)
20 3.6
21 3.2
22 3.8
23 3.5(3.9)
24 1.7
25 1.8
26 1.6
27 0
28 4.5
29 4.5
30 4.5
31 8.8
32 4.1
33 4.1
34 3.6
35 8.8
36 4.6
37 4.6
38 4.6
39 4.7
40 5.1
– 98 –
Ref Pin No. Voltage[v]
41
42
43
44 4.9(5.1)
45
46
47
48 2.1(0.2)
49 5.2(4.2)
50
51
52
IC302 1
2
3
4
5 1.4(1.7)
6 0(4.9)
7 4.7(0)
8
9
10
11
12
13
14
15
16
IC502 1
2
3
4
5
6
7 0(6.4)
8
IC503 1
2
3
4
5 0.5(0.3)
6
7
IC602 1
2
3
IC603 I
G
O
IC604 I
G
O
Q001 B
C
E
Q002 B
C
E
5.1
0
5.1
6.2
5.1
8.8
0
0
1.7
1.6
0
1.6
0
0.6
0
1.1
4.9
4.8
0
1.4
0
0.9
1.3
3.5
1.9
0
2.9
2.6
8.9
1.6
13.8
-13.8
-14.8
13.1
1.6
119.5
135.3
0
12.6
0
8.9
7.8
0
4.9
4.9
0
0.9
0
4.9
09