Unify OpenScape 4000 User Guide Hfa

Phoning on several lines (multi-line) 157
Entering a call on a line (three-way)
Prerequisite: You are speaking on a line. The LED of the line key lights up.
Press the line key. A conference tone is audible to you and the participants al-
ready connected. All three participants can now speak with one another. LED
continues to light up.
Allowing or preventing entry
Allowing entry
It can be preset for your primary line that nobody can enter the line if it is busy.
In this case you may allow entry. The authorization applies to the current or fol-
lowing call.
[ You are already conducting a call on a line.
or
^ Lift the handset.
With the programmed function key
Press the programmed “Private call” function key.
Via the Service menu
@ Press the Main Menu key, if needed.
Open using the Softkey.
Open with the Softkey.
€ Scroll.
Select and confirm with the Softkey.
Press the Softkey.
Entry is now allowed.
Line
O
¤
Entry is not possible if the “Private call” function is activated for the line. If
one of the three participants hangs up, the other two remain connected.
If you as the entering party, and the participant who previously occupied
the line, remain on it, no further callback is possible.
Private call
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Service/Settings
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Service menu
-
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More features
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Privacy off
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Unify OpenScape 4000 Specifications

General

Brand	Unify
Model	OpenScape 4000
Category	Telephone
Language	English