Rear Panel; Audio And Video Input And Output Connections; Video Input Connections; Video Output Connections And Options - Qvis LX ZEUS LITE 1 U User Manual

2.4 Rear panel

2.5 Audio and video input and output connections

2.5.1 Video input connections

NTSC BNC(1.0VP-P ,75Ω).
The video input port is a BNC connector plug. The type of input signal is PAL/
ratio, low aberration and low interference. The image must be clear and have
The video signal must be of the correct standard and have a high signal to noise
natural color and brightness in the environment in which it is to operate.
Insure the vidicon signal is stable and credible
The vidicon should be installed in a suitable location where is away from
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backlighting and low illumination or uses backlighting and low illumination
compensation.
The earth and power supply of the vidicon and the DVR should be shared and
stable.
The video transmission line should be a high quality coaxial pair which is suitable
Insure the transmission line is stable
for the transmission distance. If the transmission distance is too great, you should
use shielded twisted pair, video compensation equipment or transmit by iber
optics to insure the signal quality.
The video signal line should be away from all electro magnetic Interference and
other signal line equipment. High voltage current should be especially avoided.
Insure the connection is stable
will help avoid false signals, joint welding and oxidation.
The signal and shield lines should be connected with a tight connection which

2.5.2 Video output connections and options

The video output is divided into PAL/NTSC BNC(1.0VP-P ,75Ω) and VGA output
(selective coniguration).
If you replace your Qvis monitor with a computer display, there are some issues
to take note of.
1). Do not leave the display turned on for a long time.
2). To ensure normal working demagnetize regularly.
3). Keep the display away from electro magnetic Interference.
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