LG C3400 User Manual page 91

In call Menu
2-3 Putting the Multiparty Call on Hold
To put a multiparty call on hold, select < [Options] then
Multiparty / Hold all.
2-4 Activate the Multiparty Call on Hold
To make a multiparty call on hold active, select <
[Options] then Multiparty / Join all.
2-5 Adding Calls to the Multiparty Call
To join an active call to the held multiparty call, select <
[Options] then Multiparty / Join all.
2-6 Displaying Callers in a Multiparty Call
To scroll though the numbers of the callers who make up
a multiparty call on the handset screen, press U and D
keys.
2-7 Putting a Member of a Multiparty Call on Hold
To place one selected caller (whose number is currently
displayed on-screen) of a multiparty call on hold, select
< [Options] then Multiparty / Exclude.
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C3400
2-8 A Private Call in a Multiparty Call
To have a private call with one caller of a multiparty call,
display the number of the caller you wish to talk to on the
screen, then select < [Options] and Multiparty / Private
to put all the other callers on hold.
2-9 Ending a Multiparty Call
The currently displayed caller of a multiparty call can be
disconnected by pressing the E [End] key.
To end a multiparty call, press < [Options] then select
Multiparty / End multiparty.
Selecting < [Options] then Multiparty / End all, will end
all the active and held calls.