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ITP-5121D
6
SYSTEM TONES
The system provides several tones to assist you. Some of these tones are already
familiar to you.
Intercom Dial Tone—A steady tone that indicates you can begin dialing.
DIAL TONE
CONTINUOUS
Ringback Tone—Indicates the station you dialed is ringing.
RINGBACK TONE—1000 ms ON/3000 ms OFF
CONTINUOUS
Busy Tone—Indicates the station you dialed is busy.
BUSY TONE—500 ms ON/500 ms OFF
CONTINUOUS
DND/No More CallsTone—Fast busy tone indicates the station you dialed
is in the Do Not Disturb mode or cannot receive any more calls.
DND/NO MORE CALLS TONE—250 ms ON/250 ms OFF
FORTEN SECONDS
Transfer/Conference Tone—Indicates your call is being held and you
can dial another party.
TRANSFER/CONF TONE—100 ms ON/100 ms OFF
CONTINUOUS
ConfirmationTone—Very short beeps followed by dial tone indicate you
have correctly set or canceled a system feature.
CONFIRMATION TONE—50 ms ON/50 ms OFF
FOR ONE SECOND
(programmable)
ErrorTone—A distinctive two level beeping tone indicates you have done
something incorrectly.Try again.
ERROR TONE—50 ms of tone 1/50 ms of tone 2
FORTHREE SECONDS
LCD Panel
Soft Button
Scroll Button
Status Indicator
Keyset
Navigation
Button
Microphone
Conference Button
Transfer Button
Hold Button
Speaker Button
Dial Button
Redial
Button
Volume
Button
Speaker
Programmable Buttons (21)
Support
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ITP-5121D