Sound Settings
Tap
> Menu > Settings > Sound & display to configure the sound
settings, such as ringtones and notifications.
Silent mode
Select the Silent mode check box from the Sound & display settings.
The silent icon
is displayed on the status bar.
Ringer volume
Set the ringer volume, make sure your phone is not in silent mode.
1. Select Ringer volume from the Sound & display settings.
2. Adjust the ringer volume and tap OK to save.
Adjust the ringer volume by pressing the Volume Keys from any screen.
If you want to adjust the notification volume together with ringer volume,
select the Use incoming call volume for notifications check box.
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