Scorpion Group Security KD673 Quick Start Manual page 4

INPUT: Connect to video sources, such as cameras.
Note: If you want to make a video backup with audio, please make sure whether your DVR supports the
audio function, and connect audio cameras to the channels which support the audio function.
3) MONITOR
Connect to MAIN monitor for video output.
4) CALL (Selected models only)
Connect to CALL monitor to show the channel display one by one.
When any alarm is triggered, CALL monitor will show the image of the triggered channel for a period of time.
5) Audio IN (Select models only)
Connect to audio sources, such as cameras equipped with the audio function.
Please get to know whether your DVR supports the audio function, and how many audio inputs are supported
first.
Note: Depending on the model you have, this DVR series supports UP TO FOUR audio-in channels, which
are Audio 1, Audio 2, Audio 3 and Audio 4 accordingly, and the audio data will be recorded with the
video data of CH1, CH2, CH3 and CH4 respectively.
For example, if your DVR supports two audio-in, its audio channels will be Audio 1 and Audio 2.
When you playback CH1, you will also hear the audio recording of Audio 1.
6) Audio OUT (Selected models only)
Connect to an audio device, such as a microphone or speaker.
Note: Depending on the model you have, this DVR series supports UP TO TWO audio-out channels.
Please get to know whether your DVR supports the audio function, and how many audio outputs
are supported first.
7) USB (Selected models only)
To quickly backup or upgrade firmware/OSD, you can insert a compatible USB flash drive into this USB port.
Before using the USB flash drive, please use your PC to format the USB flash drive as "FAT32" first.
8) IR (Selected models only)
Connect the IR receiver for remote control.
9) EXTERNAL I/O (Selected models only)
Insert the supplied 15PIN DSUB to this port for connecting external devices (external alarm, PTZ camera, etc).
For detailed I/O port PIN configuration, please refer to "APPENDIX 1" in the user manual.
10) VGA (Selected models only)
Connect to a LCD monitor directly.
11) LAN (Selected models only)
Connect to Internet by LAN cable.
12) LINK ACT.
When your DVR is connected to the Internet, this LED will be on.
13) DC 19V
Connect to the supplied adapter.