Bosch Appliances CCS 800 Ultro manual 3Control and power supply unit CPSU

CCS 800 Ultro Installation and Operating Manual

en 6

3Control and power supply unit (CPSU)

		CC
		S 800	ULTRO
1			2
				3	4
							5
								6
Trunk in/out	Microphone		Recorder		Line	Telephone Insertion
								In
			Gain Gain					Out	Digital Acoustic
									Feedback Suppression
										90-260 V~
7		8		9		11			13	14
					10		12

Figure 3.1

1 Mains On/Off switch.

2Power On LED indicator (green).

3 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. Chairman only mode. Only the chairman units can be activated.

Test mode. For proper installation check. All the light-rings and LED's of the connected units will lit, if properly connected.

4 Speaker volume control of all connected delegate and chairman units.

5Volume control of the speaker or headphone of the CPSU.

6Headphone connection with 3.5 mm stereo jackplug socket.

7Trunk output 1 and 2. For loopthrough 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 CPSU and the last unit in the system is

100 m (328 ft).

8Microphone input with gain adjustment for external microphone. The external microphone will be muted when the priority button on the chairman unit is pressed.

9Recorder input with gain control and recorder output connection.

10Line input and output for connecting a PA-system or other audio equipment.

11Telephone coupler input and output for connecting a remote participant.

Note

The telephone input signal to the CPSU is not added to the telephone output signal from the CPSU to prevent line echo due to feedback.

12Insertion connection. To connect an external audio equalizer for speech quality improvement under difficult acoustic conditions (1 = without equalizer, 0 = insertion connection is internally open, providing means to connect an external equalizer in the path from microphone signals to delegate/ chairman loudspeakers).

Note

Position "1" required for internal loop-through of the microphone signals to the delegate/ chair- man unit loudspeakers.

13Digital Acoustic Feedback Suppression (DAFS) switch to activate or deactivate the DAFS.

Bosch Security Systems 2003-06 3922 988 54284