Installation
145
Aastra 470 as of R3.2
syd-0337/1.6 – R3.2 – 09.2014
Multifunctional FXS interfaces
The analogue interfaces of the FX cards are multifunctional. Depending on the ter-
minal or function they are configured individually in the
Interface configuration
us-
ing and switched over internally accordingly.
Tab. 68
Mode of the FXS interfaces
After a first start all the FXS interfaces are configured on
Phone / Fax/Fax
.
Warning
Terminals connected to FXS interfaces can be damaged if the configura-
tion of the FXS interface mode is unsuitable.
Note
Circuit type as per EN/IEC 60950: TNV-2
FXS mode: Phone/fax
In this mode the following analogue terminals can be connected:
• Analogue phones with DTMF or pulse dialling (earth key is not supported)
• Radio units for cordless phones
• Group 3 fax
1)
• Answering machines
• Modem
FXS mode
Socket
Phone/fax
Analogue DTMF and pulse dialling terminals such as phones, fax, modem,
answering machines, etc.
2-wire door
Analogue two-wire door intercom
External audio source
Audio interface for connecting playback equipment with line output.
Control output
Ports for switching external equipment.
Control input
Ports for switching internal switch groups.
General bell
Commercial auxiliary bells
1)
Transmission with the T.38 protocol is recommended for Fax over IP. The corresponding DSP resources need
to be allocated.
