Optional Device Features; Doorphone Call - Panasonic KX-TAW848 Features Manual

1.15 Optional Device Features

1.15.1 Doorphone Call

Description
A visitor can use a doorphone to call its preprogrammed destination. Extension users can call
a doorphone.
Conditions
• Hardware Requirement: An optional doorphone and DPH card.
• Call Destination
The destination of doorphone calls can be assigned to each doorphone port for each time
mode (
number assigned to each doorphone port. (
Certain destinations cannot be the destination of doorphone calls. (
Features—OVERVIEW)
• Class of Service (COS) programming determines the doorphone ports that are able to
make an outgoing CO line call.
• Internal Call Block (
doorphone.
• Ring Duration
If an incoming doorphone call is not answered within a preprogrammed time period,
ringing stops and the call is canceled.
• Call Duration
The duration of doorphone calls can be restricted by a system timer. If the timer expires,
the call will be disconnected.
• Door Open
While engaged on a doorphone call, an extension user can unlock the door to let the visitor
in. (
• A doorphone number can be referenced for each doorphone port (
Reference [729]).
• Certain pairs of doorphones (doorphones 1 and 2, and doorphones 3 and 4) cannot make
or receive calls simultaneously.
If a visitor presses the doorphone button while the other doorphone is engaged in a call,
he or she will hear no tone. If an extension user calls a doorphone while the other
doorphone is engaged in a call, the extension user will hear a busy tone.
Installation Manual References
Installation Manual
2.5.1 DPH4 Card
2.8.1 Connection of Doorphones and Door Openers
Doorphone Call Destination [720]). The Time Table is determined by the tenant
1.1.2.2 Internal Call Block) determines which extensions can call a
1.15.2 Door Open)
1.15 Optional Device Features
2.2.4 Time Service)
1.1.2.1 Internal Call
Doorphone Number
Feature Guide 101