Bosch Appliances 3922 988 43318 manual LBB 3530/xx and LBB 3531/xx Delegate Discussion Unit

Digital Congress Network Installation and Operating Manual Chapter 2 - Contribution Equipment en 2-3

2.2LBB 3530/xx and LBB 3531/xx Delegate Discussion Unit

Delegate units LBB 3530/xx and LBB 3531/xx enable delegates to speak, register a request-to-speak and listen to the floor speaker. Delegate unit LBB 3531/xx includes a built-in channel selector, for use in discussions where more than one language is used and simultaneous interpretation is available.The channel selector includes up/down select keys and a 1.5-digit LC-display for rapid selection of the required language channel. Channel selection is limited to the number of channels available.

2.3LBB 3533/xx and LBB 3534/xx Chairman Discussion Unit

The Chairman units LBB 3533/xx and LBB 3534/xx have the same functions as a delegate unit with the exception of a ‘Priority’ button. This button when pressed enables its user to control the discussion by temporarily or permanently overruling and muting all active microphones. Chairman unit LBB 3534/xx also includes a built-in channel selector (see delegate unit). In permanent mode, all delegates waiting to speak are also removed from the request-list.

Controls and Indicators (FIG. 2-3)

1.Uni-directional condenser microphone with built-in pop and windshield, mounted on a ‘flexible’ stem. Its illuminated light ring indicates microphone active (Default: not active in ‘Voice’ activated mode, for other settings see Chapter 2.3.1 - Adjustment setting discussion units)

2.Numeric display (1.5-digit LC-display with back-lighting) with 2 x push-button (up/down) for language channel number selection (LBB 3531/xx only)

3.2 x 3.5 mm jackplug socket for headphones.

4.Rotary volume control for headphones only

5.Microphone on/off button.

6.Microphone on/request-to-speak bi-colour LED (red - on, green - request-to-speak)

7.Loudspeaker.The loudspeaker is muted automatically when the microphone is ON and or a headphone is connected

NOTE: Mic. stem length LBB 3530/00, LBB 3531/00 (310mm/12.20 in) incl. microphone. LBB 3530/50, LBB 3531/50 (480mm/18.89 in) incl. microphone. For rear view see FIG. 2-6.

Controls and Indicators (FIG. 2-3and FIG. 2-4)

8.Priority key which when pressed temporarily or permanently overrules and mutes all active microphones (depends on setting in the CCU), and keeps the microphone on for as long as the button is pressed.

NOTE: Micr. stem length LBB 3533/00, LBB 3534/00 (310 mm/2.20 in) incl. microphone. LBB 3533/50, LBB 3534/50 (480 mm/18.89 in) incl. microphone.

For rear view see FIG. 2-6

For side view see FIG. 2-3

1
			Side view
					2
3	BOSCH	3	4	3	BOSCH
7		4			4
6		5
LBB 3530/00					LBB 3531/00
LBB 3530/50					LBB 3531/50

LBB 3533/00 8 LBB 3533/50

BOSCH

LBB 3534/00 8

LBB 3534/50

BOSCH

FIG. 2-3 Delegate units LBB 3530 and LBB 3531

FIG. 2-4 Chairman units LBB 3533 and LBB 3534

Bosch Security Systems 04-2003 3922 988 43318 en LBB 3530/xx and LBB 3531/xx Delegate Discussion Unit