Siemens HiPath 4000 - Manual (Page 32)

Step by Step
Setting the handset
24
Activating or deactivating the warning
tone
When you activate the warning tone, all other tones are
deactivated. An incoming call is signalled by this brief
tone.
If the handset is in a call pickup group, a pickup call is
also signalled by the warning tone.
Activating the warning tone
* Hold down the key until a confirmation tone is emitted.
Press the display key within three seconds.
The warning tone is activated. The volume of the warn-
ing tone corresponds to the volume of the external
ringer.
Deactivating the warning tone
* Hold down the key until a confirmation tone is emitted.
Beep on