Dcn-Dis And Dcn-Wd Discussion Units - Bosch DCN Next Generation Installation And Operation Manual

206 en | Configuration
Solder spot
Not soldered*
Soldered
Table 7.26 Solder spot S303 (* = default)
For example, you can enable this function to avoid acoustic feedback between the
microphone and the headphones of the Concentus unit.
NOTICE!
To show that there is only one minute of time left for the current speaker, the red LED ring can
flash. During this period, the headphones level reduction remains enabled.
NOTICE!
We assume that you understand the basic theory of CobraNet networks.
7.11

DCN-DIS and DCN-WD discussion units

With the CNConfig, you can change the values of CobraNet parameters of CobraNet devices
with a PC.
Internal settings
With the configuration switches on the bottom of the discussion unit (refer to Figure 3.23 and
Figure 3.24, no. 13), you can configure the discussion unit.
NOTICE!
The internal settings apply to the discussion unit. When the discussion unit is in the dual
delegate mode (refer to Figure 3.24), the internal settings are the same for the two delegates.
I
2
2
2
Table 7.27 Internal settings
NOTICE!
The central control unit does not keep the internal settings of the discussion units. After you
set the mode, the discussion unit keeps the internal settings.
Microphone sensitivity
When the configuration switches are in the correct position, you can adjust the microphone
sensitivity of the discussion unit between -2 dB and 2 dB.
–
–
–
DCN-NG_IOM_V4.1 | V1.3 | 2012.07
Description
The headphones level reduction is disabled. When the red LED
ring of the microphone comes on, there is no headphones level
reduction.
The headphones level reduction is enabled. When the red LED
ring of the microphone comes on, the headphones level
reduction is 18 dB.
II Internal setting
1 Microphone sensitivity. Default: 0 dB.
2 Channel/volume restore function. Default: disabled.
3 Headphones level reduction. Default: disabled.
To increase the microphone sensitivity with 0.5 dB, push the > volume button.
To decrease the microphone sensitivity with -0.5 dB, push the < volume button.
The color of microphone button LED indicates the microphone sensitivity.
Installation and Operation manual
Conference System
Bosch Security Systems B.V.