Section 6 Target Tracking and AIS 6-28
6.5.8.1 [Test Video]
Test Video is used to check whether the video signals under target acquisition and tracking are input to
and processed in the target detection circuit normally.
Normally, it is sufficient to just check that the VDIN of the Test Video is displayed.
Test Video may not be displayed for a target which is not yet acquired or tracked. Test Video may
not be displayed either if the [GAIN] dial or [SEA] dial is not properly adjusted.
1 Select test video to be displayed from the [Test Video] combo box.
The selected test video is displayed in the rearward of the radar image.
If any target displayed clearly in the normal radar display is not displayed in the Test Video mode, the
target detection circuit of the Target Tracking unit may have a trouble.
To cancel test video
1 Select [Off] from the [Test Video] combo box.
Test Video display turns off.
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