Download Bosch LBB 1925 Operating instructions

Plena System Pre-amplifier | Installation and Operating Manual | Operation
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Operation (call stations)
Figure 8.1
The call station LBB 1941 can only send a call to all zones. With the call station LBB 1946 you can select to which
zones your call is sent. To do so press the zone keys or the all-zone key. When a zone is selected the indication LED
is on. To send a call press the PTT key and wait until the indication LED is green, then talk in the microphone. The
indication LED can give the following indications.
Indication LED of PTT button
Call station type
Yellow
The system is occupied.
Only LBB 1946
Yellow flashing
The PTT key is pressed, but no zones were selected.
Only LBB 1946
Green
The microphone is on.
Both
Green flashing
The chime tone is active.
Only LBB 1946
Bosch Security Systems | 2003-09 | 3922 988 99483en