User Manual

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2. Connecting Devices
Following picture shows the rear panel of DVR:
<VMAXHD Flex Rear View>
• Front USB: Two USB ports are available in the front panel of the DVR to connect external
devices like HDD and Flash memory for Backup, System upgrade or USB mouse.
Video Input
Connect up to four (4) HD-SDI CCTV camera with using ‘HD-SDI
video in 1, 2, 3, 4’ BNC video connectors. Use regular cable to
minimize video noise.
• LOCK (Green LED) : Turned on when SDI Camera and DVR
connected normally.
• ON ERR (Red LED) : Turned on when error detected in SDI Camera data receiving.
* Live image would be ok even when an error is detected on receiving data.
Audio Input
The DVR can record audio up to 4 audio sources. Connect the audio sources to the
Audio-In RCA connectors. All channels need external pre-amplifiers.
*Check your local law (regulation) before audio installation.
SPOT output (CVBS out)
This DVR provides 2 spot outputs with video and sound input.
• Composite output: This output provides 720x480 resolution and user
can define output type and screen ratio. For more details, see Chapter 3-2.
DVR Configuration .
• Audio output: Make sound outputs on each audio input. Delay setup is available
to compensate time difference when playback. For more details, see Chapter 3-2. DVR
Configuration
Audio output