Operation
Operation
176
3.5.10 TwinBus radio signalling device 1 7950
Change call tone volume / switch flashlight on and off
Note:
after you answered the door call at the indoor intercom unit, call signalling will not be interrupted. The
call tone will be played back until the time you set has elapsed.
Activity
Result
Note:
If the device is muted, the right button is illuminated. Incoming calls will only be signalled visually.
If the call tone is repeated less than every 30 s, the flashlight flashes for approx. 30 seconds. If the
call tone is repeated more than every 30 s, the flashlight flashes for approx. 60 seconds.
If the flashlight is turned off as well, only the right button flashes for approx. 30 seconds.
Function
Activity
Result
Press and hold right button for more than
1s.
Call tone volume changes and flashlight is
switched on and off
Select calling tone melody
Press left button repeatedly
Call tone changes
Repetition of call tone
colour saturation
Press and hold left button
for 1–60 s
Call tone duration
changes
Set call tone volume /
switch flashlight on and
off
Press and hold right
button for more than 1 s
new call tone volume sounds/
flashlight is switched on and off
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