Crt Board - Sanyo CP29YS2B Service Manual

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Voltages and Waveforms Charts
IC001 (AUDIO AMP.)
Pin-1 14.5V
2
0V
10
GND
11
7.2V
IC501 (VERT. OUT)
Pin-1
NC
2
0V
10
NC
IC601 (POWER)
Pin-1 32V
2
N.C.
IC651 (5VRC)
Pin-1 11.2V
2
GND
IC801 (MEMORY)
Pin-1 GND
2
GND
IC3701 (AUDIO CONTROL)
Pin-1: GND
2:
4.1V
10:
4.1V
11:
4.1V
19:
3.5V
20:
3V
28:
4.1V
29:
4.7V
IC201 (CPU/IF/VIDEO/CHROMA/DEF)
Pin-1: 2.5V
2:
2.6V
10:
3.4V
11:
8.4V
19:
5V
20:
2.7V
28:
5V
29:
5V
37:
0V
38:
5V
46:
2.6V
47:
2.4V
55:
5V
56:
2.8V
64:
2.9V

CRT Board

Q701
Q703
Q705
E 2.7V
E 2.6V
E 2.6V
C 118V
C 126V
C 124V
B 2.8V
B 2.6V
B 2.7V
Q701-C
Q701-B
<B-out>
<B drive>
122Vp-p
4.7Vp-p
3
GND
4
0V
12
7.2V
13
2.2V
3
15.4V
4
35.3V
3
GND
4
19.6V
IC202 (5V1)
3
5V
Pin-1 7.1V
3
GND
4
GND
3:
4.1V
4:
4.1V
12:
4.1V
13:
4.1V
21:
0V
22:
4.1V
30:
4.1V
31:
4.1V
3:
3V
4:
2.3V
12:
3.2V
13:
3.2V
21:
2.7V
22:
GND
30:
0V
31:
4.3V
39:
0V
40:
3.9V
48:
2.5V
49:
0V
57:
0V
58:
2.5V
Q703-C
<G-out>
128Vp-p
5
3.4V
6
2.2V
5
20.2V
6
20.3V
5
0V
6
1.2V
2
GND
3
4.9V
5
4.9V
6
4.9V
5:
3.5V
6:
4.1V
14:
4.1V
15:
4.0V
23:
4.1V
24:
4.1V
32:
3.5V
33:
4.1V
5:
2.4V
6:
2.4V
14:
3.2V
15:
1.2V
23:
5V
24:
5V
32:
4V
33:
0.4V
41:
3.3V
42:
GND
50:
2.8V
51:
0V
59:
2.4V
60:
2.3V
Q703-B
Q705-C
<G drive>
<R-out>
5.1Vp-p
134Vp-p
-35-
7
15.1V
8
7.2V
7
36.9V
8
1.4V
7
0.5V
7
0V
8
0V
7:
4.1V
8:
4.1V
16:
4.2V
17:
8.3V
25:
4.1V
26:
4.1V
34:
4.1V
35:
4.2V
7:
2V
8:
5V
16:
2V
17:
2.4V
25:
5V
26:
4.8V
34:
2.5V
35:
5V
43:
4.5V
44:
1.4V
52:
2.6V
53:
3.2V
61:
1.8V
62:
GND
Q705-B
<R drive>
5Vp-p
9
7.2V
9
NC
9:
4.1V
18:
3.0V
27:
4.1V
36:
4.1V
9:
2.4V
18:
1.7V
27:
5V
36:
4.9V
45:
2.4V
54:
2.6V
63:
2.9V

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