User Manual

Table Of Contents
Network Video Recorder User Manual
41
7
VGA
DB9 connector for VGA output. Display local video
output and menu.
8
RS-485 Interface
Half-duplex connector for RS-485 devices.
9
ALARM IN
Connector for alarm input.
ALARM OUT
Connector for alarm output.
10
GROUND
Ground (needs to be connected when NVR starts
up).
11
AC 100V ~ 240V
100V to 240VAC power supply.
12
Power Switch
Switch for turning on/off the device.
13
Network Interfaces
with PoE function
(supported by
DS-7700NI-I4/P and
DS-7700NI-K4/P)
Network interfaces for the cameras and to provide
power over Ethernet.