3 rear panel instructions – COP-USA DVR2304SE-B User Manual
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Digital Video Recorder User Manual
6
2.3 Rear Panel Instructions
Fig 2-3 Rear Panel for 4-ch
Item
Name
Description
1
Audio in
4 CH Audio input
2
GND
Grounding
3
RS485
Connect to speed dome or keyboard
4
ALARM OUT
1-ch relay output. Connect to external alarm
5
ALARM IN
Connect to external sensor 1-4
6
Video in
Video input channels from 1-4
7
Audio out
Audio output, connect to the sound box
8
Video out
Connect to monitor
9
HDMI port
Connect to high-definition display device
10
VGA port
VGA output, connect to monitor
11
LAN
Network port
12
USB port
Connect USB mouse or connect external USB devices
13
DC12V
POWER INPUT