Samsung SGH-t509s - Manual (Page 40)

36
Sect
ion 3
2. Highlight the person you want to keep and press the
Select soft key or the key. Press the Options soft key
and highlight End held call. Press the Select soft key or
the key
.
The call with the participant on hold will end, but you can
continue to talk to the other participants.
3. When you want to end the multi-party call, press the
key.