LG G5220 User Manual page 224

In call Menu
Additional Functions
1-5 Rejecting an Incoming Call
You can reject an incoming call without answering by simply pressing the
[End] key.
When in a call you can reject an incoming call (1st call) by pressing the
[Menu] key and selecting Multiparty/ End and answer or by pressing
[End] key.
1-6 Controlling the volume during a call
You can control the volume during a call by pressing [Options] key
and selecting Volume followed by or .
1-7 Muting the Microphone
You can mute the microphone during a call by pressing the [Options]
key then selecting Mute. The handset can be unmuted by pressing the
[Unmute] .
When the handset is muted, the caller cannot hear you, but you can still
hear them.
1-8 Switching DTMF Tones on During a Call
To turn DTMF tones on during a call, for example, to allow your handset to
make use of an automated switchboard, select the [Options] key, then
DTMF On. DTMF tones can be turned off the same way.
1-9 Calling up the Messages or SIM Tool Kit
The Messages and SIM service main menu options can be reached from
the in-call menu by selecting the [Options] key, then Messages or SIM
Tool Kit (screen name depends on the network operator's SIM). SIM Tool
kit menu is shown only when SIM in the handset supports SIM Tool kit
service.
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