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○ 4 fix the screw of hard disk
2.1.2 Rear panel
4CH
Item
1
2
3
4
5
６
NETWORK
７
８
９
１０
１１
8CH
○ 5 close cover
Interface
VIDEO IN
4ch video input
AUDIO IN
4ch audio input
V-OUT
1ch video output
A-OUT
1ch audio output
VGA
VGA monitor
HD-OUT
HDMI interface
RJ45 for internet
USB
First USB for backup or upgrade system of DVR; Second
USB for mouse
ON/OFF
Power supply switcher
DC-12V
Power adaptor port
ALARM IN：1 2 3 4 alarm input port
RS-485：A, B
ALARM OUT: N1 alarm output port, every channel connect
GND、OUT、COM;
every two channel OUT, COM port is for GND;
○ 6 install the screws on both sides of shell
Description
7
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