SSS Siedle BTSV 850-0 Mode D'emploi page 4

English
Accepting door calls
The ringing tones for the
front door and apartment
door are different. When a
visitor presses the door bell,
the telephone rings and the
mute button flashes.
The call can be accepted
within 45 seconds of the
last ring tone.
Actuating the door
release
When you press the door
release, the door from
which the last call came is
opened for 3 seconds.
Switching on the light
When you press the light
button, the lighting is
switched on, provided this
has been connected by your
electrical installer.
Muting the bell
When the mute button is
pressed briefly, all the
ringing tones are switched
off or on again. The button
lights up red to indicate
that the mute has been
activated. If a visitor rings
the door bell while the in-
house telephone is switched
to mute, the button flashes.
Selecting a door station
Lift the receiver. Press the
light button twice to make
a speech connection to the
door station from which the
last call came.
4
Ring tone volume
The ring tone volume can
be set to 5 different levels:
Put down the receiver then
press and hold down the
mute button for 3 seconds
to hear the set ring tone
volume.
Press the mute button
briefly and the volume
increases by one level. After
the highest level it goes
back to the lowest level.
Save the selected volume by
pressing the mute button
for 3 seconds.