Table of Contents
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Pin
Function
1
Unweighted
2
Audio signal output
3
PIF circuit power supply
4
AFT output and auto-adjusting
5
PIF circuit grounding
6
IF signal input pin
7
IF signal input pin
8
RF AGC output
9
IF AGC filtering
10
Color demodulation APC filtering
11
4.43MHz crystal oscillator
12
Y/C circuit grounding
13
Analog RGB and AKB
14
Analog R signal input
15
Analog G signal input
16
Analog B signal input
17
RGB
(image
and
power supply
18
R signal output
19
G signal output
20
B signal output
21
ABCL control pin
22
Field sawtooth wave forming
23
Field feedback signal
24
Field driving signal output
25
Field AGC
26
Bus clock signal
27
Bus data signal
28
Deflection circuit power supply
29
PAL/NTSC identification signal output
SECAM identification signal input
30
Line feedback pulse input
31
Composite
pulse signal output
32
Line driving signal
33
Deflection circuit grounding
pin
N201
TB1238AN
Reference Voltage(V)
With signal
mode alternating
message
circuit)
synchronizing
Without signal
4.9
4.9
3.5
3.5
8.9
8.9
3.0
3.0
0
0
1.9
1.9
2.0
2.0
4.2
6.1
4.2
6.6
2.5
2.1
3.6
3.6
0
0
0
0
2.9
2.9
2.9
2.9
2.9
2.9
8.9
8.9
2.9
1.8
1.8
2.8
1.8
2.9
5.9
5.9
4.2
4.2
4.9
4.9
1.0
1.0
1.7
1.7
3.0
3.2
3.2
3.3
8.9
8.9
3.5
1.7
0.7
0.7
4.7
3.9
1.8
1.8
0
0
Reference
Resistance(KΩ )
Forward
Backward
6.7K
2.2K
7.4
7.4
1.3
0.9
50.4
50.4
0
0
115
115
115
115
48.3
48.3
7.8K
5.0K
6.6K
4.9K
27
4.8K
0
0
1.4
1.4
7K
5.1K
5.1K
7K
5.1K
7K
0.86
0.86
4.7K
4.6K
4.7K
4.6K
4.7K
4.6K
1.7K
4.8K
7.8K
4.8K
13.9
13.9
1.0
1.0
7.8K
5.1K
12
11
636
400
1.5
1.2
5.3K
4.2K
7.6K
2.8K
4.8K
5.2K
0.6
0.6
0
0
20
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