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combo meter manufacturer:the use of modulators

source:http://www.dvb-tmodulator.com/news/49.html
Release time:2017-06-22
    1. Do not use the modulator in high temperature and high humidity conditions, shall not use liquid cleaning the equipment;
    2. The device can be plugged in the power to work, if not, please unplug the power plug, shut down after the boot interval should be greater than 5 seconds;
    3. The device should be connected to the audio, video input cable and RF output cable should be power off;
    4. The RF output level of the equipment is adjusted to 115dBμV (M) and 120dBμV (H). When connecting other equipment, it should be noted that the output level is reasonable. Note that the level is too high will create a nonlinear distortion and interference;
    5. When a fault occurs, the user should focus on checking the audio, video and RF connection cable; V / A adjustment is appropriate; RF level is normal; external voltage is normal;

    6. If the failure is serious, please pay the agent.


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