
DS-7200/DS-7300/DS-8100 Series DVR USER’S MANUAL
Figure 6-4: DS-8100-S(E) series
BNC connectors for analog video input.
BNC connectors for analog audio input.
BNC connector for monitor. Single window view.
BNC connector for video output. If VGA is connected, the interface will not function.
If VGA is not connected, the interface is used as the main video output with local video
display and menu operations
BNC connector for audio output. This connector is synchronized with VGA
BNC connector for audio input.
VGA output. Display local video output and menu.
Connector for LAN (Local Area Network)
Connector for USB devices.
Matching
Resistor
Switch(SW)
Terminal matching resistor switch for 485 bus, and its upwards (default) means cut off
the resistor, its downwards means connecting a 120 ohm resistor.
Connector for RS-485 devices. T+, T- pin connects to PTZ.
D+, D- pin connects to Ta, Tb pin of controller. For cascading devices, the first DVR’s
D+, D- pin should be connected with the D+, D- pin of the next DVR.
Connector for alarm input.
Connector for alarm output.
Ground(needs to be connected when DVR startup)
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