COP-USA DVRC264-4CH_USB - Manual (Page 16)

Digital Video Recorder User Manual
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Item Name Description
5 PS/2 port Connect to PS/2 mouse
5 AUDIO OUT Audio output, connect to the sound box
6 USB MOUSE port Only for USB mouse
7 RJ45 port Connected to internet
8 VGA port VGA output, connect to monitor
9 ALARM IN Connect to external sensor 1-8. Please refer to 2.3.2 Install Sensor &Alarm
10 ALARM OUT Relay output 1-4. Connect to external alarm. Please refer to 2.3.2 Install Sensor &Alarm
11 POWER INPUT DC 12V
12 COM port For debug
13 AUDIO OUT Audio output, connect to the sound box
14 VIDEO IN Connect camera
Tab 2.3 Definition of Rear Interface
Notice: The resolution of VGA output is 800*600/60Hz. If connected through VGA port, please assure your display supports the display
mode.(For most of LCD screens, they can adapt to it automatically without adjustment manually)
2.3.2 Install Sensor &Alarm
The DVR has 16 channel alarm input and 4-channel alarm output.
Alarm Input:
The alarm input is triggered by electric level (High: 5V, Low: 0V). Users can connect external sensors, like gas detector,
smoke detector and infrared detector. Once the DVR detect that the electric level meet the setting users make, it will
trigger DVR recording or alarm out.
For example, a sensor is connected to alarm input1 as Fig 2.1. Cable A and B will be connected once the sensor detect
event. Users set Device type as NC (Normal Close), please refer to Fig 2.1. It will input +5V (high level) to input1 when
events happen. DVR is triggered.