NEC Univerge SV8100 Features And Specifications Manual page 490

Issue 8.01
Dial 703 + an External Paging Zone number (1~8 or 0 for All Call).
- OR -
Dial 710 + a busy extension number to barge in to a call.
To forward extension calls using a DISA call into the system (from any 2500 type telephone):
1. Dial the telephone number that rings the DISA trunk.
2. Wait for the DISA trunk to automatically answer with a unique dial tone.
3. Dial the 6-digit DISA password (access code).
4. Wait for a second unique dial tone.
5. Dial the Call Forward service code (as defined in Program 11-11-01 through Program 11-11-05).
6. Dial the number of the extension to be forwarded.
7. Dial 1 to set Call Forwarding or 0 to cancel Call Forwarding.
8. Dial the extension number to which the calls will be forwarded.
To use the Continue code to extend a DISA call:
1. An external call connects to an external number (either by transferring with Tandem Trunking or by
DISA caller).
2. After the programmed time (Program 25-07-07), a warning tone is heard and the user dials the
Continue code (Program 20-28-01) to extend the conversation.
3. After the programmed time (Program 20-28-03), the warning tone is heard again. After the
programmed time (Program 25-07-08), the call is disconnected if the Continue code is not dialed
again.
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UNIVERGE SV8100
Direct Inward System Access (DISA)