Bosch DCN Next Generation - Page 192

Menu item Parameter Value (read -only) Description
4A Input Mode --- --- Gives access to the Input
Mode sub-menu (refer to
NoTrans Variables).
4B AGC Input:
Input 1
Input 2
Input 3
Input 4
AGC:
On, Off
On, Off
On, Off
On, Off
Sets the automatic gain
control (AGC) of the audio
inputs on and off (refer to:
Automatic gain control).
4C Level Signal:
Input 1
Input 2
Input 3
Input 4
Output 1
Output 2
Output 3
Output 4
Level:
-6 to 6 dB (0 dB*)
-6 to 6 dB (0 dB*)
-6 to 6 dB (0 dB*)
-6 to 6 dB (0 dB*)
-24 to 6 dB (0 dB*)
-24 to 6 dB (0 dB*)
-24 to 6 dB (0 dB*)
-24 to 6 dB (0 dB*)
The levels of the audio
inputs and the audio
outputs of audio expander.
4D Routing Signal:
Input 1
Input 2
Input 3
Input 4
Output 1
Output 2
Output 3
Output 4
Channel:
--, 00 to 31
--, 00 to 31
--, 00 to 31
--, 00 to 31
--, PA, 00 to 31
--, PA, 00 to 31
--, PA, 00 to 31
--, PA, 00 to 31
The channel that is attached
to the audio input or audio
output of the audio
expander. (PA = public
address system.)
4E Ctrl Thresh. Signal:
Output 1
Output 2
Output 3
Output 4
Level:
-60 to -10 dB
-60 to -10 dB
-60 to -10 dB
-60 to -10 dB
When an output is assigned
to an individual microphone
channel, the corresponding
contact is switched when
the level is above threshold.
4F Unit Name --- Name: Analog
Expander* Custom
name
The name of the audio
expander (max. 16
characters).
4G Defaults --- --- Resets all of the units to
their factory defaults. The
unit name is not reset.
Table 7.16: Setup sub-menu (* = default)
Input mode
Use the Input mode sub-menu to set the input mode of audio input 1 and audio input 2 of the
audio expander. Both inputs accept line level signals and microphone signals. When you
connect a microphone signal to an audio input, you can also enable or disable the phantom
power supply of the audio input.
192 en | Configuration Conference System
2013.11 | V2.0 | DCN-NG_OM_V4.x Operation Manual Bosch Security Systems B.V.