Specifications

7
4
/
8
-
channel Embedded Digital Video Recorder
1.5.2 Back panel
No.
Physical
interface
Interface description
1
Video input Connect analog video (camera) signal input, standard BNC connector
2
Video output Two video outputs, connect TV or monitor, standard BNC connector
3
Audio output Connect the audio output
4
Audio input Connect active audio signals, such as pickup
5
Network
interface
Connect the Ethernet
6
VGA port Connect VGA monitor, such as computer monitor
7
Power interface DC 19V/2.1A
RS485+,-
Connect the RS485 interfaces in equipments like PTZ
ALARM 1,2
Connect alarm switch output
DC12V
Connect power supply in DC relay, power supply capacity is 1A, not
short-circuit
SENSOR 1～8
Connect alarm switch input, 4-channel equipment 4-alarm inputs,
8-channel equipment 8-alarm inputs
8
G
Ground
9
Fan
Heat emission, please check the fan during routine maintenance, and
make a timely replacement
10
Grounding To eliminate electrostatic from body
Note: The figure above is 8-channel DVR back panel. 4-channel DVR back
panel can only allow 4-channel video inputs and 4-channel alarm inputs, and the
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