Mitel 470 System Manual page 143

Multifunctional FXS interfaces
The analogue interfaces of the FX cards are multifunctional. Depending on the terminal
or function they are configured individually in the
switched over internally accordingly.
Tab. 68 Mode of the FXS interfaces
FXS mode
Phone/fax
2-wire door
External audio source
Control output
Control input
General bell
After a first start all the FXS interfaces are configured on
Warning
Terminals connected to FXS interfaces can be damaged if the configuration of the FXS inter-
face 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
1)
• Group 3 fax
• Answering machines
• Modem
1) Transmission with the T.38 protocol is recommended for Fax over IP. The corresponding media re-
sources need to be allocated.
Mitel 470 as of R4.1
syd-0585/1.2 – R4.1 – 08.2016
Socket
Analogue DTMF and pulse dialling terminals such as phones, fax, modem, answering
machines, etc.
Analogue two-wire door intercom
Audio interface for connecting playback equipment with line output.
Ports for switching external equipment.
Ports for switching internal switch groups.
Commercial auxiliary bells
Interface configuration
Phone / Fax.
Installation
using and
143