Northern IP35TM, Руководство пользователя

Страница: 30 / 66

Page25
3.3.2 Color-Bar Benerator (TV OUT)
Click to enter
，
the tester will send the color bars from the “Video out” port. Click the “PAL”,
icon to select between “PAL/NTSC” output formats.
Click the selected color-bars, testing image or single bar ( red, green, blue, white or black). Double click
to full display on the screen and output, click to return main menu.
Application
A. When maintaining the dome camera, the tester sends out the color bar by its BNC output to the
monitor at the monitoring center. If the monitor receive the color bar, it means the video transmit
channel works normally. Meanwhile on the basis of the received color bar, the monitoring center can
judge if transmission has loss or interference.
B. The tester sends out the pure color bar (such as white and black color), to test the monitor whether
has bright or black dots
C. The tester sends out video signal image to test if the image received by the monitor has excursion.