DS-76xx-I2/xP/4S NVR UM
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Figure 15-5 USB-to-RS-232 Settings
RS-232 Connection: Connect the device and the POS machine via RS-232. The RS-232
settings can be configured in Menu > Configuration > RS-232. The Usage must be set to
Transparent Channel.
Multicast Connection: When connecting the device and the POS machine via Multicast
protocol, set the multicast address and port.
Sniff Connection: Connect the device and the POS machine via Sniff. Configure the source
address and destination address settings.
Figure 15-6 Sniff Settings
Configure POS Text Overlay
1) Go to System > POS Settings.
2) Click Channel Linkage and Display tab.
3)
Select the linked channel to overlay the POS characters.
4)
Set character overlay for the enabled POS.