BEFORE USING THIS DVR
3
1.3 Rear Panel
1) 75Ω / HI-IMPEDANCE (For Selected Models Only)
When using Loop function, please switch to HI-IMPEDANCE. When you don’t use Loop
function, please switch to 75Ω.
2) VIDEO IN (1 ~ 16 / 1 ~ 8 / 1 ~ 4): Connect to the video connector of a camera.
VIDEO LOOP (1 ~ 16 / 1 ~ 8): Video output connector. (For Selected Models Only)
Note: The DVR will automatically detect the video system of the camera, please
make sure that the cameras are properly connected to the DVR and
power-supplied before the DVR is turned on.
3) AUDIO IN (1 ~ 4)
Connect to the audio connector of a camera if the camera supports audio recording.
Note: To make a video backup with audio, make sure the camera which supports
the audio function is connected to the video-in channel and audio-in
channel. For example, the audio data from audio CH1 will be recorded with
the video data from video CH1.
4) AUDIO OUT
Connect to a speaker with 1 mono audio output.
Note: To know how many audio outputs your DVR supports, please refer to its
specifications.
5) MONITOR
Connect to a CRT monitor for video output.
Note: When both MONITOR and VGA are connected, press the left key ◄ on the
DVR front panel during DVR power-on to force the video output via
MONITOR. For details, please refer to “4.5 Video Output Switch” at page 17.
6) CALL (For Selected Models Only)
Connect to a monitor specific for sequence display.
7) VGA
Connect to a LCD monitor directly.
Note: When both MONITOR and VGA are connected, press the right key ► on the
DVR front panel during DVR power-on to force the video output via VGA.
For details, please refer to “4.5 Video Output Switch” at page 17.
8) IR (For Selected Models Only)
Connect the IR receiver extension line for remote control.
9) EXTERNAL I/O
This port is used to connect external devices (such as speed dome cameras or external
alarm, etc).
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