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42
10-512
EN
activating a parallel call
If an internal unit rings, every pa-
rallelly programmed internal unit
also rings.
Pick up the receiver of the inter-
nal unit (=MASTER) with which
the other internal units have to
function in parallel.
Carry out the actions described
above on the internal unit(s) (=
SLAVE) that has/have to function
in parallel.
Deactivating a parallel call
Deleting the parallel programming
of an internal unit.
Carry out the actions described
above on the internal unit (=
SLAVE) from which the parallel
programming has to be deleted.
Choosing a ring tone for a 2nd
external unit*
If you hear the chosen ring tone,
wait for 8s. If you hear the confir-
mation tone, the last heard ring tone
has been programmed.
Blocking the set ring tones
The different set ring tones (external
unit 1, external unit 2, internal call,
call at floor bell push button) can no
longer be modified.
Blocking the set programming
The programming can no longer
be modified