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
• You establish a call with an
extension in the following cases:
• The called extension has
hands-free Answerback
enabled and is not a KX-UT
series SIP phone.
• 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.
Document Version 2014-11 Operating Manual 359
5.4.1 Tone