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EXTERNAL VIEW AND OPERATING CONTROLS
2
Figure 1
4
7
INSTALLATION INSTRUCTIONS
INSTALLATION INSTRUCTIONS
Read the safety instruction rst.
To change the modulator settings,take the plastic cover o as is shown in Figure 2.
If RF IN connector on the modulator is not used,connect the 75 load supplied.
When modulators are cascading,space between channels must be no less than two(for
example 6,9,12 and etc.).
To wall mount the modulator follow these steps (see gure 3)
1.remove cover as shown;
2.screw the modulator to the wall (two screws are enclosed in a package);
3.put the plastic cover on.
Do NOT CONNECT TV antennas to modulator RF IN connector directly. If you intend to combine
TV signals of antennas and the modulator,plug in booster with output-to-input isolation≥ 20 dB
between antenna output and RF IN connector.
DEFAULT SETTINGS
1. Output channel :02
2. Audio subcarrier deviation ±50 kHz (when audio signal level 1 k Hz is 775 mV);
3. B/G standard;audio subcarrier 5.5 MHZ (Preset b5);
4. Test pattern generator OFF (Preset no);
5. Frequency shift none (Preset 0);
6. P/S ratio-16 dB(Preset 16);
7. Output signal on (Preset on);
1
3
5
6
8
1 - RF IN - RF signal input
connector(F type)
2 - Two-digit LED display
3 - RF OUT - RF signal output
connector(F type)
4 - AUDIO - sound subcarrier
deviation regulator
5 - RF LEVEL - RF output signal
level regulator
6 - AUDIO L - left channel audio
signal input connector (RCA type)
7 - AUDIO R - right channel audio
signal input connector (RCA type)
8 - VIDEO - video signal input
connector (RCA type)
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