79
1
2
3
4
5
6
7
8
9
A
1
O
All DC voltage to be measured with a tester (100k
h
/V). Voltage taken on a complex color bar signal including a standard color bar signal.
O
Since this is a basic circuit diagram, the value of the parts is subject to be altered for improvement.
SIGNAL 1 OF 3
PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to
safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service
Manual. DonÕt degrade the safety of the receiver through improper servicing.
BASIC CIRCUIT DIAGRAM
SIGNAL 1 OF 3
SIGNAL 2 OF 3
3
2
4
5
6
1
3
2
4
5
6
B
C
D
E
A
B
C
D
E
Circuit
Pin
Voltage
Circuit
Pin
Voltage
Circuit
Pin
Voltage
No.
No.
VDC
No.
No.
VDC
No.
No.
VDC
1
0
1
5.1
B
7.8
2
4.9
2
5.1
Q001
C
-0.2
3
4.9
3
0.4
E
7.8
4
3
4
4.7
B
0.8
5
3.3
5
4.7
Q002
C
0
6
2.2
6
0.4
E
0
7
3.2
7
0.4
B
0.7
8
0.1
I004
8
0
Q003
C
0
9
0.1
9
2.5
E
0
10
3.7
10
0
B
0
11
3.7
11
0
Q004
C
4.9
12
0.1
12
0
E
0
13
0.1
13
5.1
B
0
14
0.1
14
4.9
Q005
C
3.2
15
3.2
15
4.9
E
0
I001
16
3.2
16
5.1
B
-1.7
17
0.1
1
5.1
Q006
C
2.8
18
0.1
2
5
E
0
19
0.1
3
5.4
B
0
20
3
4
5.4
Q007
C
0
21
3
5
5.4
E
0.7
22
3.8
6
0
B
0.4
23
1.6
7
0
Q008
C
2.5
24
2.8
I005
8
0
E
0.2
25
3.2
9
0
B
0.5
26
2
10
0
Q009
C
1.6
27
2.3
11
0
E
0.2
28
1.4
12
3.1
B
3.2
29
0
13
2.3
Q010
C
0
30
1.5
14
3.1
E
3.2
31
2.3
15
5
B
0
32
1.5
16
9.2
Q014
C
3.2
33
3.2
1
3.2
E
0
34
1.8
I006
2
0
B
0.7
35
1.6
3
3.2
Q015
C
0.1
36
1.6
1
11.2
E
0
37
0
I007
2
0
B
0.2
38
0
3
9.2
Q016
C
3.9
39
0
1
7.1
E
0
40
0
I008
2
0
B
0.2
41
1.4
3
5.1
Q017
C
2.8
42
1.4
1
0
E
0
43
0.1
2
4.3
B
6.1
44
0.3
I009
3
9.3
Q018
C
0.6
45
0.1
4
9.1
E
6
46
3
5
11.2
B
5.4
47
1.8
1
0
Q019
C
0
I001
48
1.8
I010
2
4.3
E
6
49
2.8
3
5.1
B
5.4
50
3
4
5.1
Q021
C
9.2
51
0.1
5
7.1
E
4.8
52
3.2
1
5.4
B
0
53
2.8
I011
2
0
Q022
C
0
54
3.2
3
2.6
E
0
55
3.2
1
5.4
B
11
56
0.1
I012
2
0
Q023
C
0
57
3.2
3
3.4
E
11
58
3.2
1
5.1
B
0
59
4.9
2
3
Q024
C
11.1
60
4.9
3
3
E
0
61
3.2
4
3
B
3.9
62
1.6
5
0
Q029
C
5.1
63
1.6
6
0
E
3.3
64
0
7
0.1
B
0.7
1
0
8
0
Q030
C
0
2
0
9
0
E
0
3
0
I014
10
0
B
5.4
I002
4
0
11
0
Q031
C
9.2
5
4.9
12
0
E
4.8
6
4.9
13
0
B
3.1
7
0
14
0
Q034
C
0
8
5.1
15
0
E
3.7
1
0.2
16
4.7
B
3.7
2
4.6
17
4.8
Q035
C
9.1
3
4.7
18
4.8
E
3.1
4
4.1
19
0
B
0
5
4.1
20
5.1
Q036
C
5.1
6
4.7
1
2.7
E
0
7
4.7
2
5
B
5
I003
8
0
3
0
Q037
C
0
9
0
I015
4
3.9
E
5.1
10
0
5
5.1
B
0
11
0
1
2.7
Q038
C
5.1
12
0
2
5.1
E
0
13
0
3
0
B
0.7
14
4.9
I016
4
5.1
Q039
C
0
15
4.9
5
5.1
E
0
16
5.1
B
0.7
Q040
C
0
E
0
B
5
Q046
C
5.1
E
0
Содержание 50NP4
Страница 55: ...55 ...
Страница 56: ...56 ...
Страница 57: ...57 ...
Страница 64: ...PRINTED CIRCUIT BOARD 61 2H Video Terminal P W B ...
Страница 65: ...PRINTED CIRCUIT BOARD DEFLECTION P W B 62 ...
Страница 66: ...PRINTED CIRCUIT BOARD SIGNAL P W B 63 ...
Страница 67: ...PRINTED CIRCUIT BOARD VM SENSOR 2 64 ...
Страница 68: ...PRINTED CIRCUIT BOARD POWER SUPPLY P W B 65 ...
Страница 69: ...PRINTED CIRCUIT BOARD SRS P W B 66 ...
Страница 70: ...67 WIRING DRESS DRAWING ...
Страница 71: ...68 50NP4 WIRING DRAWING ...
Страница 72: ...69 60NP4 WIRING DRAWING ...
Страница 73: ...70 50NP4 WIRING DRAWING ...
Страница 74: ...71 60NP4 WIRING DRAWING ...
Страница 75: ...72 BLOCK DIAGRAM ...
Страница 76: ...73 WIRING DRAWING ...
Страница 90: ...88 ...
