2.5.3 Intercom Call
Description
An extension user can call another extension user.
Conditions
• Extension Number/Name Assignment
Extension numbers and names are assigned to all extensions. The assigned number and name are shown
on display PTs during intercom calls.
• DSS Button
It is possible to access another extension with one touch by pressing the corresponding Direct Station
Selection (DSS) button. A flexible button can be customised as a DSS button.
• Call Directory—Extension Dialling
A display PT user can make a call by selecting one of the stored names on the display.
• Alternate Receiving—Ring/Voice
A PT user can select to receive intercom calls by ring tone or by voice, through personal programming
(Alternate Receiving—Ring/Voice). If a user selects voice-calling, the calling party talks to the user
immediately after a confirmation tone. Denying voice-calling can also be selected.
• Alternate Calling—Ring/Voice
A caller can change the called party’s preset call receiving method (ring tone or voice) temporarily. By
doing so, ring-calling is switched to voice-calling, or vice versa, at the called party. The called party may
deny voice-calling.
• PDN/SDN
It is not possible to temporarily change the called party’s preset call receiving method when making a call
using a Primary Directory Number (PDN) button or Secondary Directory Number (SDN) button (®
2.9.1 Primary Directory Number (PDN)/Secondary Directory Number (SDN) Extension).
• Tone after Dialling
After dialling an extension number, a user will hear one of the following:
Type
Description
Ringback Tone Indicates the called party is being called.
Confirmation Tone Indicates the called party has set voice-calling.
Busy Tone Indicates the called party is busy.
DND Tone Indicates the called party has set DND.
PC Programming Manual References
10.6.3 PBX Configuration—[2-6-3] System—Numbering Plan—B/NA DND Call Feature—
Alternate Calling
- Ring / Voice
12.1.1 PBX Configuration—[4-1-1] Extension—Wired Extension—Extension Settings
→Main— Extension Number
→Main— Extension Name
→Option 3— Intercom Call by Voice
12.2.1 PBX Configuration—[4-2-1] Extension—Portable Station—Extension Settings—Main
→ Extension Number
→ Extension Name
Feature Guide 89
2.5.3 Intercom Call