7 Power button Powers DVR on/off.
8
Power Input
interface
DC 12V/3A
9 RS485 PTZ interface, supporting multiple PTZ protocols.
10 USB Upgrading DVR via USB devices.
11 VGA VGA display, max resolution 1280*1024.
12
Audio output
interface
Audio output.
13
Audio Input
interface
Connecting to monitors, a maximum of 4 channel audio input.
14 BNC video output Connecting to monitors.
15 Video input section
1,2,3,4 channel from the top down.
16 Control section
Alarm in(1,2,3,4),Alarm out(ON，C), Earthing（NG）,power 12V from
left to right.
17 Network interface Supports 10M/100M adaptive network interface.
18 power switch 12V control power.
1.2.Mouse operating instruction.
Name
Operation
Description
Left mouse
button
click Select ,confirm
Double click
Switching between single screen and multiscreen in
playback and preview mode.
Hold down
the left button
and drag the
mouse
1．Set the area for privacy masking, motion detection
and video occlusion alarm.
2．Drag to set the electronic amplification area.
3．Drag scroll bars.
Right button
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