Standalone DVR SEC-DVR304 User Manual
15
4.5
Basic Connections
Please refer to the following diagram for the connections.
Please make sure to set the NTSC/PAL Selector Switch on the main board
according to the
local TV system for the system to work correctly.
Cameras
Connect the camera video input connectors to the video outputs from system cameras or
other composite video sources via coaxial cables.
The internal 75
Ω
termination is always
ON.
Main monitor
Connect the main monitor output connector (BNC) to a surveillance TV monitor, or connect
the
optional VGA output connector
to a VGA monitor. The TV/VGA monitor displays
selected live or recorded cameras in any available split window format.
Audio inputs
Connect the audio input connectors to the audio line-outs from system cameras or other audio
sources. Please make sure to associate the audio inputs with the cameras in Camera Setup
as described in
Section 7.6.2 Camera
accordingly.
Audio output
Connect the audio output connector to the audio line-in from speakers.
Alarm inputs
Connect the alarm inputs to NC and/or NO type of alarm signals. Please make sure to setup
the alarm configurations in Alarm Setup as described in
Section 7.6.3 Alarm
accordingly.
Alarm outputs
Connect the alarm outputs 1-2 to NC type of alarm signals, alarm outputs 3-4 to NO type of
alarm signals.