Bosch Security Systems | 2004-06 | 9922 141 10371en
Plena Voice Alarm System | Installation and User Instructions | System units en | 29
3.5.3 Call station
See figure 3.13 for an overview of the controls,
indicators and connectors of the LBB1956/00 Call
Station:
1 Power indicator - A green LED to indicate that
the call station is powered on.
2 Zone selection keys - Six keys to select the zones
to which the business call is distributed (see section
6.5). Each button has a green LED, which indicates
the zones to which the business call is distributed.
3 ‘All call’ selector - A button to select all zones
(see section 6.5).
4 Press-to-talk button - A Press-to-talk (PTT)
button to start the business call.
5 Status indicators - Three LEDs that indicate the
status of the call station (see section 6.5).
6 Keypad connector - A connector to connect call
station keypads (LBB1957/00) to the call station.
7 Configuration settings - A set of DIP switches to
configure the call station (see section 5.5).
8 Power supply inlet - A socket to connect a
24 V(DC) power supply (see section 4.14).
9 System sockets - Two redundant RJ45 sockets to
connect the call station to the voice alarm controller
(LBB1990/00, see section 4.14).
figure 3.13: Top and bottom views of a call station (LBB1956/00)
Plena
ON
123456 78
2
3
9
5
1
4
8
6 7