Siemens 300 H - Manual (Page 31)

Calling several persons simultaneously
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Step by Step
Press the key to switch over to the other user. The first
user waits.
Consultation
You call a second user. The second user does not an-
swer
Press the key to return to the waiting user or the waiting
conference.
Group call
You are connected to a single user. A group call is sig-
nalled. Information about the group call appears in the
display.
Press the flashing key to accept the group call. The first
user is placed on hold. The lamp is on.
Switchover
Switchover
Switchover