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D-156
Interactions (cont'd)
8.
When a calling party sets VOICE CALL [V-2] or performs switch hook flash while calling a Main Station
and Sub Station, the Sub Station stops ringing.
9.
This service is not activated when a call is terminated via INTERCOM CALLING [I-9], AUTOMATIC/
MANUAL INTERCOM [A-30], DIAL INTERCOM [D-87] or MANUAL SIGNALING [M-47] (only the
Main Station rings).
10.
This service is not activated while CALL BACK [C-1], CALL BACK DELAYED [C-73], CALL BACK-
CCIS [C-44], ATTENDANT CAMP-ON WITH TONE INDICATION [A-1] or ATTENDANT CAMP-
ON WITH TONE INDICATION-CCIS [A-45] is activated.
11.
When a Main or Sub station accommodates PS key and B-MV key, both keys light by pressing any of these
keys.
12.
When Do Not Disturb [D-11] is set to Sub Station, the incoming call routed to Main Station is terminated
to Main Station only.
13.
When Sub Station is set Call Block [C-150], the incoming call routed to Main Station terminates to both
Main Station and Sub Station.
14.
When Do Not Disturb [D-11] or Call Block [C-150] is set to Sub Station, the incoming call routed to Sub
Station is restricted.
15.
When a Sub Station is called through an FCCS link, FLEXIBLE ROUTING - FCCS [F-35] is not
available.
16.
When a Main Station does not pick up a CALL FORWARDING-DON'T ANSWER call within the
preassigned time via system data, the Sub Station stops ringing.
Programming
STEP 1:
ASYDL - System Data 1, Index 513: Assign 01 (hex) as the LDM's memory block number
System Data 1, Index 514: Assign 01 (hex) as the NDM's memory block number
STEP 2:
ANSDL/ANSDN - Assign the related data of Dual Station Call.
MAIN UGN, MAIN TELN:
SUB UGN, SUB TELN:
OD: 0 = Only Main Telephone Number is used for SMDR and MCI Mailbox Number
1 = Both Main Telephone Number and Sub Telephone Number are used for SMDR and MCI
Mailbox Number
When OD=0, the mailbox for the Sub Station must be deleted.
Note 1:
MW (This data is available when OD=0)
0 = Message Waiting Control for Main and Sub Telephone Numbers
1 = Message Waiting Control for Main Telephone Number only
Note 2:
When the data value for MV changes from 0 to 1, make sure there are no messages left (MWL is OFF). If
MWL is ON at that time, the old lamp indication stays after the data is changed.
LM: 0 = Number Sharing
1 = Dual Station Call
STEP 3:
AKYD - Assign sub-line appearance on secretary phone of Main Station and Sub Station. Assign
KYI=1 (Feature key) and FKY=127 (B-MV key).
STEP 4:
ADSL - Assign the soft key pattern data.
SN=0
FKY=127 (B-MV key)
Page 332
Dual Station Call
NEAX2400 IPX Feature Programming Manual
NDA-24297, Issue 1
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