SERVICE MANUAL
15
Audio signal output
401
8.74
5.96
16
Decoupling capacitor connection
0.02
∞
∞
17 Video
input
3.35
8.65
5.88
18
Black current control input
5.87
8.73
5.81
19
Blue (B) signal output 2.36
5.74
5.08
20
Green (G) signal output 2.41
5.74
5.08
21
Red (R) signal output
2.39
5.74
5.08
22
Beam current control 1.77
7.87
5.84
23
Red (R) signal input
3.62
8.61
5.95
24
Green (G) signal input 3.63
8.61
5.95
25
Blue (B) signal input
3.61
8.61
5.95
26
Selectable primary color signal input control
0.07
0.99
0.99
27
Luminance signal input 2.54
6.84
5.83
28
Luminance signal output 2.54
6.91
5.92
29
B-Y color difference signal
output
2.35 6.89 5.9
30
R-Y color difference signal output
2.35
6.9
5.9
31
B-Y color difference signal input
2.36
6.8
5.93
32
R-Y color difference signal input
2.35
6.84
5.93
33
Sub-carrier output for SECAM demodulation
4.23
6.68
5.82
34
3.58MHz crystal oscillator 2.56
7.87
5.91
35
4.43MHz crystal oscillator 2.56
7.87
5.91
36
APC low pass filter
4.95
8.75
5.9
37
Horizontal starting supply voltage
8.22
2.09
2.09
38
Composite video output 2.54
7.32
5.96
39
Black level stretch
4.86
8.68
4.69
40
Line drive pulse output 0.38
2.82
2.81
41
Horizontal flyback pulse input/sandcastle pulse output 0.74
8.81
5.75
42 Line
discriminator 3.33
8.44
5.87
43 Line
discriminator 3.89
8.75
5.87
44 Ground
0.00
0.00
0.00
45
Vertical frequency parabola output
0.14 8.83 5.89
46
Field drive signal output 2.3
8.8
5.82
47 Field drive signal output 2.34
8.8
5.8
48
IF signal input
4.55
8.23
6.05
49
IF signal input
4.55
8.21
6.05
50
High voltage detection input 2.01
7.68
5.95
51 Vertical
sawtooth
generation 3.72
8.35
5.91
52
Vertical reference bias setting
3.83
8.33
5.96
53
AGC filter for IF amplifier 4.44
8.72
5.89
54
AGC output for IF amplifier 1.31
10.13
5.69
55 Audio
deemphasis 2.86
8.5
5.87
56 Audio
decoupling
3.57`
8.78
5.89
41
