Dcn-Con Concentus Unit - Bosch DCN Next Generation Installation And Operation Manual

260 en | Troubleshooting
Problem
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9.3

DCN-CON Concentus Unit

Problem
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DCN-NG_IOM_V4.1 | V1.3 | 2012.07
Hint
The display shows: –
Download WAP
The display shows: –
Bad Signal –
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The display shows: –
Low Battery –
More bad signal –
warnings then
expected on display
CCU or in DCN-
SWSMV
The displays of the Concentus unit(s)
show the start-up text.
Depending on menu setting 8L, the
microphone LED on top of the
loudspeaker of the Concentus delegate
units and Concentus chairman units is
flashing or continues red.
Languages displayed on the units do not
match with the languages set in the PC.
You can operate the units with their
buttons, but the units do not give an audio
signal to their loudspeakers or
headphones.
You cannot operate one or more units with
their buttons and: The system gives power
to the trunks, and the devices do not give
an audio signal to their loudspeakers or
headphones.
Installation and Operation manual
The WAP contains an incompatible Software version.
Download the software version as used on the CCU to the
WAP via the DLT program.
a bad signal of the wireless discussion units is notified.
Move the unit closer to the WAP.
Check for other WiFi networks.
a low battery for a wireless discussion unit is notified.
Replace or charge the battery.
In case of heavy disturbance on 2.4GHz, the system
informs the operator with a bad signal warning on display
CCU or in DCN-SWSMV. In case more investigation is
needed, it is possible to analyze the logging file of DCN-
SWSMV.
Hint
– The DCN signal is re-generated too
many times (refer to Section 4.1 DCN
design).
– The trunk is too long (refer to
Section 4.1 DCN design).
– The DCN signal is not re-generated
each 100 m (refer to Section 4.1 DCN
design).
The contribution devices have the same
address. Make sure that each active device
in the DCN has a unique address (refer to
Section 7.1.2 Initialization and to
Table 7.14).
Follow the instructions for downloading
(refer to Section 7.1.2 Initialization).
The audio routing mode of the central
control unit is Insertion and you did not
connect a device between audio input 2
and audio output 2 of the central control
unit (refer to Section 7.3 DCN-CCU2 and
DCN-CCUB2 Central Control Units).
The DCN contains a defective extension
cable. Find the defective extension cable
and replace it. The defective extension
cable can be anywhere in the DCN.
Conference System
Bosch Security Systems B.V.