Station Features and Operation (PT/SLT)
User Manual 279
4.3.42 Inter Office Calling
You can make a call to another extension user within the system or a tenant.
Using the handset
Using the Speakerphone
Using a DSS (Direct Station Selection) button
Conditions
• Extension Number Assignment
Extension numbers (3 or 4 digits) are assigned to all extensions by System Programming
<Section 2.3 Numbering Plan in the Programming Guide>.
• Tenant Service
If "Tenant Service" is employed, calling to other extensions in other tenants is enabled/
disabled by System Programming.
• Call Progress Tone
After dialing an extension number, you will hear one of the following tones:
Ringback tone: Indicates the destination extension is being called.
Confirmation tone: Indicates you can perform voice calling (e.g., Paging).
Busy tone: Indicates the destination extension is busy.
extension no.
Lift the handset. Talk.
Hang up.
Dial
the extension number
(3 or 4 digits).
PT and SLT
PT
extension no.
Press SP-PHONE
or INTERCOM or DN.
Talk.
Dial
the extension number
(3 or 4 digits).
Press SP-PHONE.
or or
SP-PHONE SP-PHONE
(DN)INTERCOM
PT
Lift the handset or press
SP-PHONE/MONITOR.
Talk.
Hang up or press
SP-PHONE/MONITOR.
Press DSS
(flexible button).
(DSS)