press the Volume Keys to adjust ringtone volume
(or the earpiece volume during a call).
Enabling Silent or Vibration
You can set the phone to the silent or vibration
mode by using one of the following methods.
Press and hold the Power Key and then touch
to enable the silent mode, touch
enable the vibration mode, or touch
disable the silent mode.
Touch the
mode, and touch Off, Vibrate or Mute.
Opening/Closing the Notification
Panel
Notifications report the arrival of new messages,
calendar events, and alarms, as well as ongoing
events, such as when you are playing music.
You can open the notification panel to view the
details of notifications.
open the notification panel, swipe your
To
finger down from the top of the screen.
To close the notification panel, swipe your
finger up from the bottom of the screen or
touch the Back Key.
> Settings > Sound > Silent
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