Introduction
Name
Multi-Screen Switch
Enter
USB
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.
1
AUDIO IN
2
ALARM IN
3
ALARM OUT
4
GND
5
AHD VIDEO IN
6
AUDIO OUT
7
CVBS
8
VGA
9
HDMI
10
LAN
11
USB
12
DC12V
13
RS485
Change the screen mode
Confirm selection
To connect external USB device like USB mouse or USB
flash
Name
Audio input
Alarm inputs for connecting sensors
Relay output; connect to external alarms
Ground
4 CH AHD video inputs
Audio output
CVBS video output; connect to monitor
Connect to monitor
Connect to high definition display devices
Network port
Connector for USB storage devices or USB mouse
DC12V power input
Connector for keyboards or speed domes. A is TX+; B is
TX-
Descriptions
Descriptions
5
DVR User Manual