Voltage Measurements - Sony KV-XA25M31 Service Manual

6-4 VOLTAGE MEASUREMENTS

A (1/2) BOARD VOLTAGE LIST
Ref Pin No Voltage[v]
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 4.7(0.1)
Ref Pin No.
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
10
4.9
11
4.8
12
4.9
13
4.9
14
0
15
0
16
17
0
18
4.9
19
0
20
0
21
2.5
22
2.5
23
4.8
24
4.9
25
0 26
27
0.1
28
0
29
0
30
4.9
31
4.9
32
4.6
33
4.9
34
4.6
35
36
0
37
2.1
38
0.1
39
40
KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50
KV-XA25M87/XA25M84/XA25M86
Voltage[v] Ref
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
IC302
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
3.8
IC502
5.1
0
3.9
2.3
3.5
3.5
5.4
7.6
IC503
0(0.8)
3.6
3.2
3.8
3.5(3.9)
1.7
1.8
IC602
1.6
0
4.5
IC603
4.5
4.5
8.8
4.1 IC604
4.1
3.6
8.8
4.6
Q001
4.6
4.6
4.7
Q002
5.1
– 101 –
RM-953
Pin No. Voltage[v]
41 5.1
42 0
43 5.1
44 4.9(5.1)
45 6.2
46 5.1
47 8.8
48 2.1(0.2)
49 5.2(4.2)
50 0
51 0
52 1.7
1 1.6
2 0
3 1.6
4 0
5 1.4(1.7)
6 0(4.9)
7 4.7(0)
8 0.6
9 0
10 1.1
11 4.9
12 4.8
13 0
14 1.4
15 0
16 0.9
1 1.3
2 3.5
3 1.9
4 0
5 2.9
6 2.6
7 0(6.4)
8 8.9
1 1.6
2 13.8
3 -13.8
4 -14.8
5 0.5(0.3)
6 13.1
7 1.6
1 119.5
2 135.3
3 0
I 12.6
G 0
O 8.9
I 7.8
G 0
O 4.9
B 4.9
C 0
E 0.9
B 0
C 4.9
E 09
RM-954