SMT-i3100 User Guide _
17
Volume Control
[Vol]
button is used to adjust the volume of a handset, speaker and ringing sound.
Volume Control of a Handset
You can adjust the volume of a handset.
1
Adjusts the volume while busy through the
handset.
2
To increase the volume of a handset, press the
top side of the
[Vol]
button.
3
To decrease the volume of a handset, press the
bottom side of the
[Vol]
button.