Panasonic DBS 824 Installation Manual page 489

Direct Inward System Access (DISA)
System Features
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FF2 (Trunk): DISA End Time
To program an incoming code from an attendant phone:
In addition to the DISA ID Setting in FFl, the following procedure can be
used to program an incoming code.
1. Press the ON/OFF key.
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The phone issues intercom dial tone.
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The ON/OFF LED lights.
2. Press the CONF key.
3. Dial "#7."
4. Enter the DISA code.
5. Press the HOLD key.
6. Press the ON/OFF key.
The ON/OFF LED goes off.
Hardware Requirements
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An MFR card is required for DISA (either the 2-circuit MJ?RU Circuit
Card VB-42431 or the g-circuit MFR Circuit Card VB-4343 1). The MFR
card is required, to detect DTMF tones entered via the DISA connection.
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CT1 (CO Tone 1; also labeled VRl) controls the ringing volume of DISA
calls to extensions when the MFR g-circuit VB-4343 1 circuit card is used..
VRl (also labeled MOH) controls the ringing volume of DISA calls to
extensions when the 2-circuit MFRU VB-42431 circuit card is used. See
the DBS 824 Installation Manual (Section 300) for more information.
Considerations
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DISA can be used to access extensions as well as outside numbers.
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Once an incoming DISA code is entered, you cannot blank it out without
entering the programming mode.
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Busy override cannot be used for a DISA line.
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1-16 DBS 824-l O-700 issue Date 3/l/95