Bosch Appliances 9922 141 70691 en manual Erase requests-to-speak and speakers, Floor distribution

DCN Wireless Installation and User Instructions Central Devices

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12.6.5 Mix-minus

In the Mix-minusmode, audio output 2 and audio input 2 of the central control unit are used to connect 2 systems (refer to figure 12.4). Use the Mix-minusmode to connect the audio of two systems. The Mix-minusconnection does not cause acoustic feedback.

	C		1
	3<
	C
			2
C	I
	I		2
	DCN-SW	+	1
		Legend
		C	Contribution devices
	DCN-WCCU	I	Interpretation devices
	C	+	Optical network
		+	Chime

figure 12.4: Mix-minus

When you connect two systems:

•Go to menu item 4E Routing I/O 2 to set the systems in the Mix minus mode.

•Connect audio input 2 of the first system to audio output 2 of the second system.

•Connect audio output 2 of the first system to audio input 2 of the second system.

Note

When the distance between the two systems is great, you can use a telephone coupler to connect the two systems.

12.7Attention chimes

The central control unit can play an attention chime when the chairman:

•Pushes the priority button on the chairman device.

•Starts a voting session.

You can enable or disable attention chimes with the

4F Att. Tones menu item (refer also to 10.6.8). There are 3 different attention chimes available.

12.8Erase requests-to-speak and speakers

The central control unit can erase the requests-to-speak and speakers when the chairman pushes the priority button on the chairman device. You can enable or disable this function with the 4G Mic. Priority menu item (refer to 10.6.8).

•If you set the menu item to Permanently off, the system does not activate the microphones of the delegates again when the chairman releases the priority button. The requests-to-speak and speakers are erased.

•If you set the menu item to Temporarily off, the system activates the microphones of the delegates again when the chairman releases the priority button. The requests-to-speak and speakers are not erased.

12.9Floor distribution

The central control unit can send the floor signal to all empty channels in the system. You can enable or disable this function with the 4H Floor Distr. menu item (refer to 10.6.8).

•If you set the menu item to Off, the central control unit does not send the floor signal to all empty signals in the system.

•If you set the menu item to On, the central control unit sends the floor signal to all empty channels in the system.

Bosch Security Systems 2007-02 9922 141 70691 en