Haier HT-2599 Service Manual page 18

Pin Function
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 mode
alternating
14 Analog R signal input
15 Analog G signal input
16 Analog B signal input
17 RGB(image
circuit) 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 synchronizing pulse
signal output
32 Line driving signal
33 Deflection circuit grounding pin
34 Sandcastle pulse input
35 Video switching signal output
36 Digital circuit power supply
37 SECAM B-Y signal input
38 SECAM R-Y signal input
39 Y signal input
40 Line AFC filtering
41 External video/Y signal input
42 Digital circuit grounding
43 PIF composite video signal input
44 Black level detection filtering
45 External chrominance signal input
46 Y/C circuit power supply
Reference Voltage(V) Reference Resistance(KΩ )
Without
signal
and message
17
With
signal
2.0 2.0
6.6 4.0
5.2 4.1
2.4 2.4
3.5 3.5
0 0
0 0
2.7 2.7
2.7 2.7
2.7 2.7
9.0 9.0
3.0 3.0
3.0 3.0
3.0 3.0
5.6 5.6
4.1 4.1
5.0 5.0
0.9 0.9
1.8 1.8
5.0 5.0
5.0 5.0
9.0 9.0
1.5 1.5
0.6 0.6
4.5 4.5
2.7 2.7
0 0
1.5 1.5
3.1 3.1
5.0 5.0
2.4 2.4
2.4 2.4
3.1 3.1
6.6 6.6
1.6 1.6
0 0
3.3 3.3
2.3 2.3
2.9 2.9
5.0 5.0
Forward(Ω) Backward(Ω)
680 2000
680 2000
760 2000
750 3000
820 3000
0
720
800 3000
800 3000
800 3000
450
760 1500
760 1500
720 1400
820 2000
750 2000
820 2000
720
800 2000
720 15000
720 15000
450
800 2000
780 2000
780 2000
640
0
820 2000
750 1200
470
800 2000
800 2000
800 3600
800 2000
800 2000
0
800 2000
800 4000
800 2000
500 1200
0
650
600
900
600
680
0
800
0