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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
204 Operating Manual Document Version 2008-10
4.3.1 Tone