LG C1100 - Manual (Page 22)

Additional Functions
22
The menu displayed on the handset screen during a call is different
to the default main menu reached from the idle screen, and the
options are described here.
1 During a call
1-1 Putting a Call on Hold
When a call is made or answered, press the
S [Send] to place it
on hold. When a call is held, press the
S [Send] to make it active.
1-2 Making a Second Call
You can get a dial number from phonebook to make a second call.
Press
> [Names] then select Search. To save the dial number
into phonebook during call, press
> [Names] then select Add
new.
1-3 Swapping Between Two Calls
To switch between two calls, select
< [Options], then select Swap
or just press
S [Send] key.
You can make one of two calls focused by pressing up/down arrow
key. If you want to end one of two calls, make the call you want to
end focused, then press
E [End] key when the call you want to
end is focused.
In call Menu