While off-hook
Indication Tones
Tone 1
Call waiting tone
Tone 2
A call is on hold longer than the
specified time
When talking to an outside party
Warning Tone
This tone is sent 15, 10 and 5
seconds before the specified time for
disconnection.
For KX-UT series SIP phones, this
tone is sent only once 15 seconds
before the specified time for
disconnection.
When setting the features or programming
Confirmation Tones
Tone 1
• The feature setting was set
successfully.
• A call is received in Voice-calling
mode.
Tone 2
• Before receiving a page through
an external speaker
• You receive a call in Hands-free
mode.
• You established a call with a
KX-UT series SIP phone that
has Hands-free Answerback
enabled.
358 Operating Manual Document Version 2014-11
5.4.1 Tone