Parker TU2191, Maintenance Manual

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16 V-out Field driving pulse output;
17 H-Vcc Connect to 8V power supply of DEF (deflection
circuit);
18 TV GND Analog circuit grounding pin;
19 Cb Cb component signal input terminal;
20 E/W-OUT E/W signal output terminal;
21 Cr Cr component signal input terminal;
22 EXT-AU1 AUDEO1 input;
23 C-in Color intensity signal input terminal;
24 V2 Video signal CVBS/Y input terminal;
25 ACL ACL filter interface;
26 TV-in TV video signal input terminal;
27 ABC-in ABCL (color saturation, brightness limit) signal
input;
28 Audio-out1 Audio signal output terminal 1, with volume control
function;
29 Audio-out2 Audio signal output terminal 2, with volume control
function;
30 TV-out PIF detector signal (full TV signal) output;
31 SIF Sound intermediate frequency output (can have no
connection of peripheral circuit);
32 EXT-AU2 AUDEO2 input;
33
SIF in Input sound second intermediate frequency signal
or horizontal phase correction signal;
34 DC NF Connect to capacitor;
35 PIF•PLL Connect to PIF-PLL loop filter;
36 IF-5V Connect to intermediate frequency circuit block
power of 5V;
37 S-Reg Connect to filter capacitor to stabilize internal bias;
38 AU OUT Audio output without volume control;
39 IF AGC Connect to IF AGC filter;
40 IF GND Intermediate frequency grounding terminal;
41 IF in Pin41 and Pin42 are two input terminals of the
differential amplifier; input the intermediate
frequency signal from acoustic surface wave filter.
42 IF in
43 RF AGC Output RF-AGC control voltage to high frequency
tuner;
44 Black Det Connect to black level detection filter;
45 Monitor out Output CVBS/SVM signal from this terminal, CVBS/
SVM signal is selected through I²C bus.
46 APC fil Connect to the APC filter of the color decoding
circuit;
47 YC VCC5V1 YC power input;
48 SYNC OUT Compound synchronous signal output;
49 DVCC—3.3V Digital circuit power supply pin;
50 R out Output baseband R signal to video amplifier circuit;
51 G out Output baseband G signal to video amplifier circuit;
52 B out Output baseband B signal to video amplifier circuit;
53 GND Connect to analog grounding line.
V. Remote Control Part (Key Value Table)