Bosch Appliances 3922 988 43318 manual Adjustment setting conference Concentus units

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

2.5.1 Adjustment setting conference (Concentus) units

The operational functionality of the delegate conference (Concentus) units LBB 3544/00,

LBB 3545/00, LBB 3546/00, and the chairman conference units LBB 3547/00 can be set by solder spots 1070, 1170, 1171 and 1172 located on the units PCB.

To locate the solder spots proceed as follows:

•Refer to FIG. 2-10

•Unscrew and remove the 4 securing TorX™ screws located on the underside of the unit.

•Carefully remove the units housing, and locate the printed circuit board (FIG. 2-11).

•If necessary carefully remove the loudspeaker connector.

•Locate solder spots 1070, 1170, 1171 and1172 (FIG. 2-11).

•Set the units functionally (see below).

•Once done, replace the loudspeaker connection and replace the units housing.

en 2-9

Concentus PCB (Top view rotated 90°)

1007

Functionality

Solder spots 1070

Open (default)	:	Normal operation
Closed	:	Microphone LED ring will begin to flash when the last 60 seconds of
		speech time remains.

NOTE: If 1070 is ‘closed’ when the ‘Voice’ activation mode is selected, the microphone LED ring will remain lit when speaking into the microphone. If a flashing LED ring is required when the speaker has only 60 seconds of speech time remaining, then solder spot 1070 must be closed.

Solder spots 1170

Open (default)	:	Normal operation
Closed	:	The intercom function is no longer available (see Note)

NOTE: If 1170 is closed, the functionality of solder spots 1171 and 1172 is available (for example - an external make contact can be connected to PINS 1 and 2 of the intercom connector for ‘FRAude’ (Fraud push_button) and ‘FINger’ (Finger print reader) operation.

Solder spots 1171

Open (default)	:	Normal operation
Closed	:	‘FRAude’ bit is available via the intercom connector (see Note)
Solder spots 1172
Open (default)	:	Normal operation
Closed	:	‘FINger’ bit is available via the intercom connector (see Note)

NOTE: If solder spot 1170 is closed a choice of only one of the functions is available ‘FRAude’ or FINger’ NOT both.

Solder spot 1070

Solder spot 1170

Solder spot 1172

Solder spot 1171

Intercom handset connector

FIG. 2-11 PCB layout conference (Concentus) units

Bosch Security Systems 04-2003 3922 988 43318 en LBB 3547/00 Chairman Conference Unit (Concentus)