NEC NEAX2400 ICS, Руководство по программированию

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NEAX2400 IPX Feature Programming Manual
Page 822
NDA-24297, Issue 1
C-44 Call Back - CCIS
C-44 Call Back - CCIS
General Description
This service feature allows an Inter-office Call Back when the calling station and the called station respectively
belong to a different PBX in the CCIS network.
Operating Procedure
To set from a Single-Line Telephone
1. Dial the desired telephone number; receive busy tone.
2. Switch hook flash; receive special dial tone.
3. Dial the CALL BACK - CCIS code; receive service set tone.
4. Hang up.
5. When the called station becomes idle, the calling and called stations will ring simultaneously.
To cancel from a Single-Line Telephone
1. Lift the handset; receive dial tone.
2. Dial the CALL BACK - CCIS cancellation code; receive service set tone.
To set from an 8-button or 16-button D
term
, or a D
term
Executive Terminal
1. Dial the desired telephone number; receive busy tone.
2. Press the CALL BACK line/feature key; receive service set tone. The LCD will display:
3. Hang up.
4. When the called station becomes idle, the calling and called stations will ring simultaneously. The LCD
of the calling station will display:
5. The called station’s LCD will display:
To cancel from an 8-button or 16-button D
term
, or a D
term
Executive Terminal
1. Lift the handset or press the SPEAKER key; receive dial tone.
2. Press the CALL BACK line/feature key; receive dial tone. CALL BACK - CCIS is then cancelled.
CALL BACK SET XXXX
(Time Display)
Called Station
CALL BACK XXXX
(Time Display)
Called Station
CALL BACK XXXX
(Time Display)
Called Station