Direct Inward System Access; Call Progress Tones - Mitel Panther II 820 System Manual

Panther II 820/1032/2064-297
Direct Inward System Access
The ONS Unit is designed to operate with the DISA feature. If your system has an Op-
tions Interface Unit and is programmed for Direct Inward System Access, then you can
call into the Panther II system and place internal calls directly to ONS stations.
Call Progress Tones
The ONS Unit provides the following call progress tones:
AUDIBLE RINGS:
- CO. line ringing tone
- btemal DISA ringing tone
- Transfer ringing tone
- Hold Recall ringing tone
- Intercom ringing tone
MANUAL TONE
BUSY TONE
The KSU provides the following call progress tones:
BACK TONES
- Internal Calling (Tone Call)
- Internal Calling (Voice Call)
- All Page
- Zone Page
- Busy Override
EXECUTIVE OVERRIDE TONE
DIAL TONE
BUSY TONE
Feature Module IV & On Premise Station Unit
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