Voltage Measurement And Waveforms - Sony Trinitron KV-AR21M81 Service Manual

KV-AR21M81
RM-W100

4-4. VOLTAGE MEASUREMENT AND WAVEFORMS

A BOARD VOLTAGE LIST AND WAVEFORM
Ref
IC001
Pin No. Voltage[v] Ref
1 0
2 0
3 1.8
4 3.3
5 3.4
6 0
7 3.4
8 0
9 3.4
10 1.6
11 (0)[1.6]
1 PAL
660mV
1 NTSC
2.92Vp-p
12 0
13 0.2
14 (0)[2.5]
15 4.9
16 (1.9)[2.0]
17 2.2
18 0
19 2.3
20 2.3
21 (1.6)[3.8]
2 PAL
1.04Vp-p
NTSC
2
1.88Vp-p
22 1.7
PAL
3
1.79Vp-p
NTSC
3
1.12Vp-p
23 1.7
4
2.04Vp-p
24 1.9
25 (1.9)[0]
26 2.4
27 1.9
28 0
29 (1.9)[0.2]
Pin No. Voltage[v] Ref
30 (1.9)[0.2]
31 (2.3)[2.5]
32 0.5
33 0.8
34 (0)[2.2]
35 2.2
36 (0)[3.2]
37 (2.8)[3.2]
38 (2.4)[2.2]
39 (2.3)[2.5]
40 0
41 1.9
42 1.8
43 (0.1)[0.9]
44 (0.7)[0.9]
45 8.4
46 (2.3)[3.8]
47 4.9
48 (0)[1.3]
PAL
5
2.00Vp-p
5 NTSC
1.72Vp-p
49 2.2
50 2.2
51 (1.4)[1.0]
52 (0)[1.6]
53 2.2
54 (0)[2.2]
55 (0)[1.4]
56 (0)[2.2]
57 2.2
58 1.4
59 1.6
60 3.3
61 3.3
62 (3.8)[3.4]
63 3.8
64 (0)[1.3]
65 3.4
NTSC
6
432.0mV
66 0.5
7
5.40Vp-p
67 1.4
8
3.12Vp-p
68 0
69 5.0
70 1.3
71 (0)[1.3]
– 46 –
Pin No. Voltage[v]
72 1.3
73 (1.4)[1.9]
74 (0)[1.7]
75 0.1
76 0
77 4.9
78 1.3
79 1.2
80 1.3
81 0
82 4.9
83 (2.2)[0]
84 (0)[3.2]
85 (1.8)[0]
PAL
9
1.60Vp-p
NTSC
9
2.56Vp-p
86 (0)[1.7]
PAL
10
1.60Vp-p
10 NTSC
1.46Vp-p
87 1.8
PAL
11
1.56Vp-p
11 NTSC
2.32Vp-p
88 3.3
89 0
90 3.4
91 1.7
92 0
93 (1.7)[0]
94 3.3
95 0
96 1.7
97 (0)[3.2]
98 3.9
99 4.0
100 1.8
101 0
102 0
103 0
104 0
105 (0)[2.7]
106 0
107 3.4