Telephoning72MenuCard “Subscr (Subscriber) on hold”R You are making an internal or external enquiry call …M Briefly press the MenuCard key, then select the following from the Subscr onhold MenuCard …Transfer: You connect the subscriber on hold to the subscriber with whom you arecurrently speaking.Conference: This initiates a three-party conference.Toggle: This function enables you to switch between the subscriber with whom youare currently speaking, and the one with whom you last spoke.Park call: You can “park” one or more calls and make other phone calls in themeantime (see MenuCard “Conversation” starting on page 63). The system offers thenext available parking spot (0-9, * or #). Confirm with the key O.Door opener: This activates the door opener.Internal/External Three-Party ConferenceYou have dialled an internal or external enquiry call (see the section entitled Enquiry/Toggling by means of the R-Key or Another Call Key starting on page 70).NoteInterconnecting the two conference subscribers or removing one of them from theconference is only possible using the appropriate menu item in the MenuCard. 3-party conference connections are not available.G If the subscriber answers, inform them of the conference andP Select the Conference menu item from the MenuCard Subscron hold. The conference is started.h/T End the conference by hanging up or pressing the disconnectkey.