Bosch DCN Next Generation Installation & User's Instructions page 90

DCN Next Generation | Installation and User Instructions | Central Devices
10.10.2 Navigation and operation
This information is the same for the network controller
and the CCU (refer to section 8.10.2)
10.10.3 Main screen
When you start the network controller, the display first
shows "Starting". The display then shows the main
screen:
The main screen shows:
• The name of the network controller. The default
name is NCO. You can change the name with the
7K Unit Name menu item (refer to section 10.10.11).
• The volume setting in dB.
• PC - when the PC control software is connected to
the central control unit.
• An indicator that shows the volume level of the
loudspeakers of the contribution devices.
You can turn the knob to change the volume level.
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:
• 5 Monitoring
• 7Ea Assign Operator
• 7Eb Assign Chairman
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10.10.4 Pop-up message
When the network controller 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 10.12).
table 10. 1 2: Messages (low to high importance)
Messages Description
Downloading The network controller downloads
software.
CCU Missing This message is shown if the
network controller detects that a
CCU is lost.
Incompatible This message is shown if the
SW network controller detects
incompatible software versions
between master and one or more
slave CCUs.
When a fault condition is resolved, the fault message will
disappear. The message CCU Missing, and Incompatible
SW go out of view when you push the knob.
Note
To remove a CCU from the network
configuration, switch off the NCO, and then
switch it back on again.
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