User Manual

Table Of Contents
Introduction
DVR User Manual
5
Descriptions
Change direction
Change the screen mode
Confirm selection
To connect external USB device like USB mouse or USB flash
1.4 Rear Panel Descriptions
Here we only take a part of real panels for example to introduce their interfaces and
connections. The interfaces and locations of the interfaces are only for references. Please take
the real object as the standard.
No.
Name
Descriptions
1
AUDIO IN
Audio input
2
ALARM IN
Alarm inputs for connecting sensors
3
ALARM OUT
Relay output; connect to external alarms
4 GND Ground
5 AHD VIDEO IN 4 CH AHD video inputs
6 AUDIO OUT Audio output
7 CVBS CVBS video output; connect to monitor
8
VGA
Connect to monitor
9
HDMI
Connect to high definition display devices
10
LAN
Network port
11
USB
Connector for USB storage devices or USB mouse
12
DC12V
DC12V power input
13 RS485
Connector for keyboards or speed domes. A is TX+; B is
TX-