Introduction
DVR User Manual
5
Name
Descriptions
Multi-Screen Switch
Change the screen mode
Enter
Confirm selection
USB
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; connect to audio input device, like
microphone, pickup, etc
2
ALARM IN
Alarm inputs for connecting sensors
3
ALARM OUT
Relay output; connect to external alarm
4
GND
Grounding
5
AHD VIDEO IN
4 CH AHD video inputs
6
AUDIO OUT
Audio output; connect to sound box
7
CVBS
CVBS video output; connect to monitor
8
VGA
Connect to monitor
9
HDMI
Connect to high definition display device
10
LAN
Network port
11
USB
Connect USB storage device or USB mouse
12
DC12V
DC12V power input
13
RS485
Connect to keyboard or speed dome. A is TX+; B is TX-
Summary of Contents for AVK-TL91E4-1T
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