English _
21
●
●
in
St
aLL
ation & connection
connecting to audio input
1.
Connect the AUDIO IN port of the camera with the microphone or LINE OUT port of the amplifier that the
microphone is connected to.
M
`
You can use the built-in microphone in the camera without connecting an external microphone.
(only available in QND-6010R/6020R/6030R)
2.
Check the specifications for audio input.
•
audio codec
- Audio In : G.711 PCM (Bit Rate: 64kbps / Sampling Frequency: 8kHz), G.726 ADPCM (Bit Rate:
16Kbps, 24Kbps, 32Kbps, 40Kbps / Sampling Frequency: 8kHz)
•
full duplex audio
•
audio in (QnD-6010r/6020r/6030r)
: Selectable (Built-in microphone), Supported voltage: 2.5VDC
(4mA), Input impedance: 2K Ohm
•
audio in (Qno-6020r/6030r, Qnv-6010r/6020r/6030r)
: Selectable (microphone/Line-in), Supported
voltage: 2.5VDC (4mA), Input impedance: 2K Ohm
Network
Speaker
Microphone
Microphone
Microphone
Microphone
Microphone
Amp
Amp
PC
connecting to the i/o port box
Connect the Alarm I/O cable to the corresponding port of the port box.
<QND-6010R/6020R/6030R>
Sensor
Alarm
(Warning lamp)
<QNO-6020R/6030R>
CAUTION
:Be ware of the
Rated Voltage and Polarity
of the power connection.
Sensor
Alarm
(Warning lamp)