Voltage Measurement And Waveforms - Sony TRINITRON KV-FA21M63 Service Manual

4-4.

VOLTAGE MEASUREMENT AND WAVEFORMS

A BOARD VOLTAGE LIST AND WAVEFORMS
Ref Pin No.
IC001
1
136.0mVp-p
1
168.0mVp-p
2
196.0mVp-p
2
180.0mVp-p
3
240.0mVp-p
3
208.0mVp-p
Voltage[v] Ref
1 0
2 0
3 1.7
4 3.2
5 3.2
6 0
7 3.2
8 0
9 3.2
10 *
11 *
12 0
13 0.1
14 2.4
15 4.8
16 1.8
17 2.2
18 0
19 2.2
20 2.2
21 3.9
PAL
NTSC
22 1.6
PAL
NTSC
23 1.7
PAL
NTSC
24 1.9
25 1.8
26 2.2
27 1.8
28 0
29 0.2
30 0.2
31 2.3
32 0.4
33 0
34 0
35 0
Pin No. Voltage[v] Ref
36 3.4
37 3.4
38 2.2
39 2.4
40 0
41 1.8
42 0.2
43 0.4
44 0.4
45 8.5
46 1.9
47 4.7
48 1.4
4 PAL
212.0mVp-p
4 NTSC
192.0mVp-p
49 2.1
50 2.1
51 1.3
52 1.5
53 2.1
54 2.1
55 1.3
56 2.1
57 2.1
58 1.3
59 1.5
60 3.4
61 3.4
62 3.4
63 3.4
64 1.4
65 2.0
5
186.0mVp-p
66 0.3
6
512.0mVp-p
67 1.4
PAL
7
320.0mVp-p
7 NTSC
344.0mVp-p
68 0
69 4.8
– 51 –
KV-FA21M63/M83/N60
Pin No. Voltage[v]
70 1.2
71 1.2
72 1.2
73 2.0
74 1.6
75 0.1
76 0
77 0.1
78 1.2
79 1.2
80 1.1
81 0
82 4.8
83 2.0
84 3.1
85 1.6
8 PAL
184.0mVp-p
NTSC
8
240.0mVp-p
86 1.5
9 PAL
176.0mVp-p
NTSC
9
148.0mVp-p
87 1.6
10 PAL
200.0mVp-p
10 NTSC
192.0mVp-p
88 3.2
89 0
90 3.2
91 1.5
92 0
93 1.8
94 3.2
95 0
96 1.8
97 2.8
98 0.7
99 2.4
100 1.7
101 0
102 3.2
103 0
104 2.3
RM-GA002