User manual

FRONT AND REAR PANELS
-5-
2.2 Rear Panel
‧ Model 1 & 2
‧ Model 3
‧ Model 4
1) 75Ω / HI-IMPEDANCE
When using LOOP function, please switch to HI-IMPEDANCE. Otherwise, please switch to 75Ω.
2) LOOP / INPUT (For channel 1~4)
LOOP: Video output connector.
INPUT: Connect to video sources, such as cameras.
Note: If you want to playback the video with audio, please connect an audio camera to INPUT 1 on the
DVR rear panel.
3) MONITOR
Connect to MAIN monitor.
4) CALL
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
Connect to audio sources, such as cameras equipped with the audio function.
When users start recording, the audio input will also be recorded.