BT Micro Owner’s Manual
21
Door Intercom
The door intercom is connected to extension 23.
Connect the single pair from the door intercom to the AB
connections on extension 23.
The system must be programmed to recognise the Door
intercom See page 183 for programming via a featurephone
and page 99 for configuration via the Web Management
application.
Power Fail Telephone
Connect a standard analogue telephone to the Power Fail
connector. When the BT Micro is switched off the analogue line (Line
1) is switched through to this phone and you can make and receive
calls on it until the power is restored.
Featurephone is desk
Featurephone is wall
bracket