User Manual of DS-9600/8600/7700/7600NI-ST and DS-7700/7600NI-SP Series NVR
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2
VIDEO OUT
BNC connector for video output.
3
AUDIO OUT
BNC connector for audio output.
4
AUDIO IN
BNC connector for audio input. (Also for voice talk)
5
RS-232 Interface
Connector for RS-232 devices.
6
VGA
DB9 connector for VGA output. Display local video output and menu.
7
HDMI
HDMI video output connector.
8
LAN Interface
Connector for LAN (Local Area Network).
9
RS-485 Interface
Connector for RS-485 devices. T+ and T- pins connect to R+ and R- pins of
PTZ receiver respectively.
ALARM IN
Connector for alarm input.
ALARM OUT
Connector for alarm output.
10
Power Supply
12VDC power supply.
11
Power Switch
Switch for turning on/off the device.
12
USB
Connects USB disks and devices.