Control Unit (Cu) - Bosch CCS 900 Ultro Installation And Operating Manual

CCS 900 Ultro
3

Control Unit (CU)

Figure 3.1 Control Unit
1.
2.
3.
4.
5.
6.
7.
8.
9.
Bosch Security Systems B.V.
Mains On/Off switch.
MP3 recorder (for more information, see section 7).
Microphone-mode switch.
Open mode with auto switch-off. To select the maximum number of delegate
microphones to be activated simultaneously (1, 2, 3 or 4).The microphone
automatically switches off if the speaker does not speak for 30 seconds. The
microphone can manually be switched off by pushing the button on the
Delegate Unit.
Open mode. To select the maximum number of delegate microphones to be
activated simultaneously (1, 2, 3 or 4). The microphone must be switched on or
off manually by pushing the button on the Delegate Unit.
Override mode. Only one delegate microphone can be activated. If a new
delegate presses his microphone button, the microphone unit of the current
speaker will be switched off.
Chaiman only mode. Only the Chairman Units can be activated.
Test mode. For proper installation check. All the red LED's and the light-rings
of the connected units will lit, if properly connected.
Speaker volume control of all connected Delegate and Chairman Units.
Volume control of the speaker or headphone of the CU.
Headphone connection with 3.5 mm stereo jack plug socket.
Trunk output 1 and 2. For loop through connection of the Delegate and Chairman Units.
To each output a maximum of 25 units can be connected. The maximum length of cable
between the outputs of the CU and the last unit in the system is 100 m (328 ft.).
Microphone input with gain adjustment for external microphone. The external
microphone will be muted when the priority button on the Chairman Unit is pressed.
Recorder input with gain control and recorder output connection.
Installation and Operating Manual
Control Unit (CU) | en 7
IOM_CCS900 | V1.0 | 2010.06