NightWatcher 8 channel D1 Realtime DVR User Manual
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Contents
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11Installation connections sketch mapBelow just as the 4CH DVR for example, specifically please refer to practical product.Audio and video input / output connectionsVideo input connectionsThe video input port is BNC connector plug. The demand of input signal is PAL/NTSC BNC(1.0VP-P,75Ω).The video signal must be accorded with the state standard which has the high signal to noise ratio, lowaberration and low interference. The image must be clear and has natural color in the appropriatebrightness.Insure the camera signal stable and credibleThe camera should be installed in the appropriate location where is away from backlighting and lowillumination or adopts the better backlighting and low illumination compensation.The ground and power supply of the camera and the DVR should be shared and stable.Insure the transmission line stable and credibleThe video transmission line should adopt high quality coaxial pair which is chosen by the transmissiondistance. If the transmission distance is too far, it should adopt shielded twisted pair, videocompensation equipment and transmit by fiber to insure the signal quality.Connections Instructions |
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