User Manual
Introduction 
   NVR  User  Manual 
7 
No. 
Name 
Descriptions 
1 
VGA 
Connect to monitor 
2 
RS485 Y/Z interface   
Unavailable right now 
3 
ALARM OUT 
Relay output; connect to external alarm 
4 
GND 
Grounding 
5 
AUDIO OUT 
Audio output; connect to sound box 
6 
e-SATA1/ e-SATA2 
Connect to HDD with e-SATA interface 
7 
LAN1/LAN2 
Network port 
8 
HDMI1 
Connect to 4K×2K high definition display device 
9 
USB3.0/USB 
USB3.0 and USB 2.0 interface, connect USB storage 
device or USB mouse 
10 
HDMI2 
Connect to 1920×1080 high definition display device 
11 
RS485 A/B interface 
Connect to keyboard. A is TX+; B is TX- 
12 
ALARM IN 
Alarm inputs for connecting sensors 
13 
AUDIO IN 
Audio input; connect to audio input device, like 
microphone, pickup, etc 
14 
Power Switch 
Press the switch to turn on/off the NVR 
15 
Power Supply 
Power supply interface 
No. 
Name 
Descriptions 
1 
Power Supply 
DC48V power supply interface   
2 
PoE port 
8 PoE network ports; connect to 8 PoE IP cameras 
3 
LAN 
Network port 
4 
VGA 
Connect to monitor 
5 
HDMI 
Connect to 1920×1080 high definition display device 
6 
USB3.0 
USB3.0 interface, connect USB storage device or 
USB mouse   
7 
AUDIO IN 
Audio input; connect to audio input device, like 
microphone, pickup, etc 
8 
AUDIO OUT 
Audio output; connect to sound box 
9 
Power Supply 
DC12V power supply interface 










