User`s guide

Using In-Call Features 65
Keypad Controls
Many conference call features are directly
accessible by entering specific key sequences on
the keypad during a call:
Cellular Mode
(GSM 900/1800)
(GSM 900)
This feature is not available in GSM cellular mode.
Cellular Mode
(TDMA 800/1900)
(CDMA 1900)
(CDMA/AMPS)
To make a conference call or access conference
call options, you must send a phone flash along
with the appropriate feature code provided by your
service provider. For instructions on how to send a
phone flash, see “Sending a Phone Flash” on
page 66.
If you want to... Then...
begin a
conference call
Press 3 O.
add a single call to
a conference call
Press 3 O.
hold a private
conversation with
one participant
Press 2 [ call number ] O
(Where [ call number ] is the
sequential order in which the call
was placed or received.)
place active call on
hold, accept held
or waiting call
Press 2 O.
release a specific
conference call
participant
Press 1 [ call number ] O.
(Where [ call number ] is the
sequential order in which the call
was placed or received.)
end all held calls
(no waiting call)
Press 0 O.
end all active calls,
accept held or
waiting call
Press 1 O.