Tone 3
•
Before the following features
activate:
•
Retrieving a held call
•
Picking up another call
•
Paging/Answering a paging
announcement
•
Answering the call through a
speaker
•
When a conversation is
established with the extension in
the following modes:
•
Hands-free Answerback
mode
•
Voice-calling mode
•
When making a call to or from a
doorphone.
1 s
Tone 4
Establishing or leaving a conference
1 s
Tone 5
A call has been put on hold.
1 s
210
Operating Manual
Document Version 2009-11
4.3.1 Tone