Voltage Measurement - Sony TRINITRON KV-ES38N90 Service Manual

7-3. VOLTAGE MEASUREMENT

A BOARD VOLTAGE LIST
Ref Pin No Voltage[v] Ref Pin No Voltage[v]
IC001 1 5.0
IC003 1
2 0 2
3 0.1 3
4 <[5.0]>(0)
4
5 5.0 5
6 0 6
7 0.3 7
8 0.3
8
9 <[0]>(5.0)
IC100 1
10 <[5.0]>(0)
2
11 <[0]>(2.4)
3
12 <[0]>(3.2)
IC1201 1
13 <[0]>(5.0)
2
14 <[0]>(5.0)
3
15 0
4
16 <[3.2]>(0.2)
5
17 <[2.5]>(2.0)
6
18 <[2.6]>(0)
7
19 <[5.0]>(0)
8
20 0
9
21 0
10
22 <[0]>(5.0)
11
23 0
12
24 0
13
25 0
14
26 <[0]>(5.0)
15
27 <[0]>(0.6)
16
28 0
17
29 <[2.3]>(0)
18
30 <[0]>(5.0)
19
31 0
20
32 0
IC1203 1
33 0
2
34 0
3
35 <[5.0]>(0)
4
36 0
5
37 0
6
38 <[2.6]>(0)
7
39 <[2.6]>(0)
8
40 <[4.8]>(0)
9
41 5.0
10
42 0
11
43 0.1
12
44 0.1
13
45 0
14
46 0
15
47 <[5.0]>(0)
IC1204 1
48 <[4.0]>(4.5)
2
49 <[5.0]>(4.3)
3
50 <[4.5]>(3.9)
4
51 0
5
52 <[2.4]>(0)
6
53 0
7
54 0
8
55 0
9
56 0
10
57 0.1
11
58 0
12
59 0
13
60 0
14
61 0
15
62 <[0]>(4.5)
IC1205 1
63 0.3
2
64 <[4.9]>(0)
3
IC002 1 <[0]>(0.5)
4
2 5.0
5
3 0
KV-ES38N90
Ref Pin No Voltage[v]
0 6 4.5
0 7 4.5
0
8 9.0
0
IC2200 1 4.5
5.0
2 0
5.0
3 4.4
0
4 0
5.0
5 4.4
4.8 6 0
4.8 7 4.5
0 8 9.0
4.4 IC2600 I 12.1
9.0 G 0
0 O 9.0
4.4
IC2601 I 6.8
4.4
G 0
0
O 5.0
4.4
IC2604 1 3.3
0
2 2.5
4.4
3 0
0
4 1.2
4.4
5 3.3
4.4
Q001 B 0
4.4
C 0
4.4
E 5.0
4.4
Q002 B 5.0
4.4
C 0
4.4
E 0
4.4
Q101 B 8.9
4.3
C 2.1
4.4
E 2.8
-3.3
Q301 B 0
-15.8
C 12.0
✻
E 11.6
-0
Q313 B 11.6
-16.6
C 0
-5.3
E 0
0
-18.3 Q1205 B 0
-16.1 C 0
7.4 E 0
19.1
Q1206 B 0.1
0
C 0
0
E 0
0
Q1207 B 5.5
0
C 0
0
E 0
-8.0
Q1209 B 0
9.9
C 0
0
E 0
0
Q1210 B 0
-15.9
C 0
0
E 0
-19.0
Q1211 B 0
0
C 0
5.9
E 0
19.1
Q2200 B 0
-8.0
C 0
19.1
E 0
-19.0
Q2201 B 0
-19.0
C 0
4.5
E 0
0
Q3300 B 3.1
0
C 8.9
0
E 8.3
4.5
– 107 –
KV-ES38N90
RM-958 RM-958
A1 BOARD VOLTAGE LIST
Ref Pin No Voltage[v]
IC8102 I 3.1
G 0
O 5.0
IC8103 1 2.5
2 2.5
3 2.5
4 0
5 0
6 4.9
7 0
8 1.4
9 1.4
10 3.2
11 0
12 1.6
13 1.2
14 1.2
15 4.9
16 2.4
17 4.9
18 0
19 0
20 3.2
21 0
22 0
23 4.9
24 0
25 2.5
26 2.5
27 2.4
28 2.4
IC8104 1 2.2
2 3.2
3 0
IC8105 1 3.2
2 3.2
3 0
4 0
5 4.4
6 4.5
7 3.2
8 3.2
9 3.2
10 3.2
11 3.2
12 0
13 0
14 0
15 0
Ref Pin No Voltage[v] Ref Pin No Voltage[v]
16 0 65
17 0
66
18 0 67
19 0 68
20 0
69
21 0 70
22 0.7 71
23 0 72
24 3.2
73
25 0 74
26 0 75
27 3.2
76
28 3.2 77
29 0 78
30 0 79
31 0
80
32 3.2 81
33 3.2 82
34 0.3 83
35 0
84
36 3.2 85
37 1.6 86
38 3.2 87
39 3.2 88
40 1.6 89
41 3.2 90
42 0
91
43 2.9 92
44 0 93
45 0 94
46 0
95
47 0 96
48 0 97
49 0
98
50 3.2 99
51 0 100
52 3.2
IC8106 1
53 3.2
2
54 3.2
3
55 3.2
4
56 3.2
5
57 3.2
6
58 3.2
7
59 3.2
8
60 3.2
IC8107 1
61 3.2
2
62 0
3
63 0
64 3.2
– 108 –
3.2
0
3.2
0
0
3.2
3.2
3.2
3.2
3.2
0
0
3.2
3.2
0
0
0
0
0
0
0
0
0
0
3.2
3.2
0.9
3.2
3.2
0
0
0
0
1.3
1.4
3.3
1.7
0.3
0.1
0
3.2
1.9
1.9
3.2
-3.6
1.3
0