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Network Video Recorder User Manual
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1.4.2 DS-7700NXI-I/P/S Series
Figure 1-4
Rear Panel
Table 1-5
Panel Description
No. Name
Description
1
Video out
CVBS video output.
2
eSATA
Connects external SATA HDD, CD/DVD-RM.
3
RS-232
Connector for RS-232 device.
4
Audio in
RCA connector for audio output.
5
VGA
DB9 connector for VGA output. Display local video output
and menu.
6
Power supply
100 to 240 VAC power supply
7
PoE
RJ-45 10/100 Mbps self-adaptive Ethernet interfaces.
8
LAN
1 RJ-45 10/100/1000 Mbps self-adaptive Ethernet
interface.
9
USB 3.0
Universal Serial Bus (USB) 3.0 port for additional device
such as USB mouse and USB Hard Disk Drive (HDD).
10
Audio out
RCA connector for audio output.
11
HDMI
HDMI video output connector.
12
RS-485
Connector for RS-485 device.
13
Controller Port
D+, D- pin connects to Ta, Tb pin of controller. For
cascading devices, the first NVR’s D+, D- pin should be
connected with the D+, D- pin of the next NVR.
14
Alarm In/out
Connector for alarm input/output.
15
GND
Ground.
16
Power switch
Switch for turning on/off the device.