Troubleshooting
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Troubleshooting
7.1 Camera Rebooting / Turning Off
A. Check the voltage of the camera (under load) if below 10.8V then move the power supply
closer to the camera.
B. For 12V DC cameras only ever use regulated power supply rated at above 750mA, 1A
would be recommended. So that the camera is always receiving the correct supply.
C. Use thicker gauge copper cabling to reduce the voltage drop.
7.2 Poor Quality Images
A. Check the fly-lead is set to the correct output – see
B. If set to CVBS, then this is a low quality video output for legacy systems (Analogue), when
using a 2 MegaPixel DVR or above then use another video format, like HD-TVI.
C. Reset the camera menu via Zip Coaxitron –
D. Check if your recorder supports the resolution of the camera.
7.3 Image is Black & White
A. Check the video format your DVR supports, then set the camera to the relevant video format
– see the
B. Reset the camera menu via Zip Coaxitron
C. Check the recorder supports the resolution of the camera.
7.4 NCD / No Image Displayed on Recorder
A. Test that the camera has the correct voltage supplying it, this must be done with the camera
connected so that there is load on the PSU. A 12V DC camera should have at least 10.5V DC
connected to it.
B. The camera can not function without the correct power supply. For 12V DC cameras only
ever use regulated power supplies to ensure that the camera is always receiving the correct
voltage.
C. Ensure that the BNC – BNC lead that is connected between the camera and DVR has no
shorts or open circuits.
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Summary of Contents for SEE818
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