| The screen is black | - Check that the camera is powered up.
- Check that the power supply’s polarity is correct.
- Check that the monitor is powered up.
- Check that the video cable connecting the camera to the monitor is connected properly.
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| The screen image is dim | - Clean the lens using a soft, clean cloth.
- Check that the light source is adequate.
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| The screen image has poor color tone or flickers | - Adjust the monitor’s color tone.
- Adjust the monitor’s brightness.
- Change the position of the camera.
- Use untwisted wire and make sure the wiring distance does not exceed 230ft (70m)
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| The screen image is distorted. | - Change the position of the camera.
- Use untwisted wire and make sure the wiring distance does not
exceed 230ft (70m) - Check End-of-Line resistor jumper is adjusted correctly on all monitor
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| The camera case is hot. | - Check that the correct power supply is in use.
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| LEDs do not turn on. | - Check that the correct power supply is in use (18VDC).
- Check that the wiring distance does not exceed 230ft (70m)
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| Lock button does not operate the relay | - Check that the correct power supply is in use (18VDC).
- Check that the wiring distance does not exceed 230ft (70m)
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