Telephoning Special Calls/Functions74Note: The Door opener menu item is not dependent onan entrance intercom call. The door opener function con-trols a switching contact in your system which can also beconnected to other devices. Consult your system administra-tor for further details.2.6.6 Entrance Intercom CallsCalling the Entrance IntercomIf your system is connected to an entrance intercom, you can use it as follows tospeak with visitors:H * 1 0 1In an enquiry call:G R * 1 0 1If you are operating a “DoorLine” entrance intercom, use the following code pro-cedure to speak with a visitor:H * 1 0 2In an enquiry call:G R * 1 0 2Signal When the Handset Is on Hook …H Lift the handset.■ If your system is connected to an entrance intercom, you can speak to yourvisitor.■ Otherwise you will hear a special door tone when you lift the handset.Signal During a CallG If the doorbell signal is triggered during a call, you hear a call waiting tone.Proceed as described in the chapter Doorbell, Door Opener, section Opening theDoor During a Call starting on page 73.Door Call ForwardingYou can forward calls signalled from the doorbell to another (internal or external)call number, a so-called “pharmacy line”. This is done through the Call for-