Audio And Video Input And Output Connections; Video Input Connections - G-Lenz Security GDS-86208 User Manual

8ch dvr
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2.3 Front panel

2.5 Audio and video input and output connections

2.5.1 Video input connections

The video input port is BNC connector plug. The demand of input signal is PAL/NTSC
BNC(1.0V
,75Ω).
P-P
The video signal must be accorded with the state standard which has the high signal to noise ratio,
low aberration and low interference. The image must be clear and has natural color in the appropriate
brightness.
Insure the vidicon signal stable and credible
The vidicon should be installed in the appropriate location where is away from backlighting and low
illumination or adopts the better backlighting and low illumination compensation.
The ground and power supply of the vidicon and the DVR should be shared and stable.
Insure the transmission line stable and credible
The video transmission line should adopt high quality coaxial pair which is chosen by the
transmission distance. If the transmission distance is too far, it should adopt shielded twisted pair, video
compensation equipment and transmit by fiber to insure the signal quality.
The video signal line should be away from the electro magnetic Interference and other equipments
connect the data wire
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Page 7
connect the power wire

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