User Manual

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can get fall below the threshold for the video display to show a color image.
For NTSC format, the Chroma standard level is 40 IRE
For PAL format, the Chroma standard level is 280mV
If the Chroma level is too low, the color will not be as deep, and some details of the image will get
washed out. If the Chroma level is too high, there will be spots on the image. If the coaxial cable is too
long, it will reduce the chroma level
2.3.10 PTZ controller
Display the input video images. Pan/tilt the P/T unit and zoom in/ out the image. Setup the controlling
parameters like protocol, communication port, baud rate, PTZ ID, pan/tilt speed; set and call preset
position.
2.3.11 Enhanced Color bar generator
The tester sends out color bars via its BNC output to the monitor. This is used to test for a problem in
the cable going from the camera back to the monitoring area
2.3.12 DC12V 1A power output
Power the camera with DC12V (1A) power output from the tester. It is helpful for demo and testing
when the power supply is not available
2.3.13 Audio testing
Test the audio from mic level input devices. Connect the tester and mic level device with the audio
cable. Supports record and save the audio.
2.3.14 Cable tester
Test LAN cable or telephone cable.
Connect LAN cable or telephone cable with the CCTV tester and cable tester. And then the connecting
status, cable type and the sequence of wires will be displayed, as well as display the serial number of
the cable tester kit.