Bosch Security Systems Inc. M532 Manuel D’Utilisation
BTR-240 Users Manual - Preliminary
Page 2 of 8
Rev D – 4 / 18 / 2011
Controls and Connections
Figure 1
BTR-240 – Front Panel
1. Power on/off switch – turns the power on/off to
the BTR-240.
2. <Menu> button – used to navigate the menu
options on the LCD.
3. <Set> button – used to navigate the menu and
select options on the LCD.
4. Backlit Graphics LCD (liquid crystal display).
5. <Up> and <Down> buttons – used to navigate
the menu and select options on the LCD.
6. <Volume> control knob – controls the volume
for the local headset.
7. <Channel Select> button – Controls the
intercom to which the local headset is connected.
Each press of the button changes the connection;
channel 1, channel 2, both. The corresponding
LEDs will be illuminated.
Each press of the button changes the connection;
channel 1, channel 2, both. The corresponding
LEDs will be illuminated.
8. <Talk> button – Press to enable the audio path
from the local headset. The green LED above
the <Talk> button will be illuminated when
active.
the <Talk> button will be illuminated when
active.
9. Local Headset Connector – Male XLR
connector for Telex units, female XLR connector
for RTS units. A dynamic or electret headset
microphone is automatically detected.
for RTS units. A dynamic or electret headset
microphone is automatically detected.
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