DVR systems DVRxx04HF-A Series - Manual (Page 104)

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Figure 5-43
5.5.8 Video Matrix
Here you can set matrix output channel and its interval. See Figure 5-44.
It can support the 1/4/9/16-window sport tour and you can specify the interval.
Figure 5-44
5.5.9 Card Overlay
The card overlay function is for financial areas. It includes Sniffer, information analysis and title
overlay function. The Sniffer mode includes COM and network.
5.5.9.1 COM Type
The COM interface is shown as below. See Figure 5-45.
z
Protocol: Please select from the dropdown list.
z Setting: Click COM setting button, the interface is shown as in RS232 interface. Please refer
to Chapter 5.3.4 RS232.
z Overlay channel: Please select the channel you want to overlay the card number.
z Overlay mode: There are two options: preview and encode. Preview means overlay the card
number in the local monitor video. Encode means overlay the card number in the record file.
z Overlay Position: Here you can select the proper overlay position from the dropdown list.