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Features 3-59
3 Features E
Emergency Call
Description Allows the extension user to call a pre-assigned emergency number
regardless of any restrictions.
Conditions • Up to five emergency numbers can be stored. “911” is already stored by
the default setting.
• An emergency number can be dialed even in the following cases:
— in Account Code – Verify – All and Forced modes,
— in any toll restriction COS number, and
— in Electronic Station Lockout.
Programming Reference
Section 4, System Programming
[309] Emergency Dial Number Set
Feature References None
Operation Reference Telephone Features
— User Manual Emergency Call
End-to-End DTMF Signaling (Tone Through)
Description DTMF signaling is required for access to special network services
offered by some telephone companies. This system allows a
proprietary telephone user to send DTMF signals to the line during
a call in progress.
Conditions • If the line dial type is assigned to DTMF, the Tone Through mode is
established automatically after the dialing sequence is finished and the
call is established.
• If the line dial type is assigned to pulse, the Tone Through mode is
established after the dialing sequence is finished and the “ #” buttons
are pressed (Pulse to Tone Conversion).
Programming Reference
[118] Pulse Restriction
Feature References Section 3, Features
Dial Type Selection
Pulse to Tone Conversion
Operation References Not applicable.