NEC NEAX2400 ICS, Руководство по программированию

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NEAX2400 IPX Feature Programming Manual
Page 774
NDA-24297, Issue 1
T-63 Tone Block
T-63 Tone Block
General Description
This feature allows the user of a station (via analog adapter) or an analog station (PB) to restrict any call. This
prevents interruption of data transmission, before the connection.
Operating Procedure
To set the service
1. Lift the handset: receive the dial tone.
2. Dial the access code of “Data Privacy on Demand; Entry”.
3. Hear the special dial tone or the dial tone (depending on the system data).
4. Dial the desired phone number.
5. The called party answers.
Note: This service may also be set during communication by performing a switch hook flash.
To cancel the service
When the operating user cancels this service during the communication in progress
1. Perform a switch hook flash (the called party is held).
2. Hear the special dial tone.
3. Dial the access code of DATA PRIVACY ON DEMAND [D-17] cancel.
4. Hear the service set tone.
5. Press the switch hook button to reconnect the held party.
6. Tone Block is cancelled.
Service Conditions
1. This service is available for the analog station or the D
term
with analog adapter.
2. If the user stops to transfer a call in the middle of the operation, this service is not cancelled.
3. This service is cancelled when the station, which has been set Tone Block, is released from the connection.
4. Services to be restricted by setting Tone Block service are shown below.
ATTENDANT CAMP-ON WITH TONE INDICATION [A-1]
BUSY VERIFICATION [B-3]
EXECUTIVE RIGHT-OF- WAY [E-1, 1D]
CALL WAITING TERMINATING [C-12]
CALL WAITING - ORIGINATING [C-31]
Interactions
1. When TONE BLOCK is set to the D
term
which is assigned the DO NOT DISTURB (DND) key, the lamp
of the DND key flashes. When the DND key is pressed, the lamp goes off and the TONE BLOCK service
is cancelled.
2. A user can activate the current service for restricting a call (Data Privacy On Demand) as usual by:
a.) dialing the access code for entry or cancel the service during communication, or
b.) pressing the DND key for entry or cancel the service.