Bosch DCN Next Generation Installation & User's Instructions page 66

DCN Next Generation | Installation and User Instructions | Central Devices
8. 1 0.3.2 Multi mode
The following screen is displayed.
When the CCU is in multi mode, the main screen shows:
• The name of the central control unit. The default
name is CCU. You can change the name with the
7K Unit Name menu item (refer to section 8.10.11).
• Multi CCU and the slave ID.
• An indicator that shows the volume level of the
loudspeakers of the contribution devices.
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Note
If you do not turn or push the knob for three
minutes, the display automatically goes back to
the Main menu item. The display does not
automatically go back to the Main menu item
from these menu items and their sub-menus:
• 5 Monitoring
• 7Ea Assign Operator
• 7Eb Assign Chairman
8.10.4 Pop-up message
When the central control unit detects a fault, the display
shows a pop-up message. If there is more than one
message, the display shows the most important message
(refer to table 8.23).
table 8.23: Messages (low to high importance)
Messages Description
Invalid software The central control unit cannot
start. The central control unit does
not contain the correct software.
Downloading The central control unit downloads
software.
No NCO The central control unit is in multi-
mode and the network controller is
not available in the network.
When a fault condition is resolved, the fault message will
disappear. The message No NCO goes out of view when
you push the knob.
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