CNB BDS4812 (discontinued) - Manual (Page 23)

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BDx-Series Installation
▪ Configuration the settings for Sound Device
In case of using the sound card, the voice communication can be improved if setting of audio
equipment for the Windows’s system is as below.
[Sounds Tab] Scheme : No sound
[Volume Tab] Speaker settings / Advanced / Performance
. Hardware acceleration : Full, . Sample rate conversion quality : Good
[Audio Tab] Playback volume - Microphone and Line : Mute. Volume up to max
Recording volume - Select input Microphone or Line in.
- Microphone volume Advanced – check Boost check box
b) Audio Board User
Audio Board should be installed in order to use multi-channel audio.
(Audio Board is compatible with BDS0606, BDS1212, BDS4806 and BDS4812.)
AUDIO
6
5
7
8
2
1
3
4
G
G
G
G
G
G
G
G
Line In 1
GND
Line In 4
GND
Line In 5
GND
Line In 8
GND
Run the DVR software and go to Setup -> Audio Tab . Select ‘Multi Channel Device’.
In this case, camera1 image is recorded together with the audio inputted to channel1 of audio
board. Camera2 – Audio CH2 …. Camera8 is recorded with Audio CH8.