Tone 2
•
Before receiving a page
through an external
speaker
•
A call is received in
Hands-free mode.
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.
Tone 4
Establishing or leaving a
conference
Tone 5
A call has been put on hold.
1 s
1 s
1 s
1 s
4.3 What is This Tone?
User Manual
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