Dahua 1U Series, Руководство пользователя

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Standalone DVR User’s Manual
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Figure 4-153
4.11.5.6 ATM/POS
The ATM/POS function is for financial areas. It includes Sniffer, information analysis and
title overlay function. The Sniffer mode includes COM and network.
4.11.5.6.1 COM Type
The COM interface is shown as below. See Figure 4-154.
Protocol: Please select from the dropdown list.
Setting: Click COM setting button, the interface is shown as in RS232 interface.
Please refer to Chapter 5.3.4 RS232.
Overlay channel: Please select the channel you want to overlay the card number.
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.
Overlay Position: Here you can select the proper overlay position from the dropdown
list.