Blackberry RIM 857 Wireless Handheld Installation & User Manual page 150

150 Customizing your handheld's options — Setting the alarm
3. Once you have set the Alarm to your preference, click to view
the menu. Scroll to Save Options and click.
Note
Alarm fields
The Daily Alarm screen contains the following fields:
Time: Set the time at which you want the alarm to sound. The
default is 12:00 AM.
Alarm On/Off: Select whether or not you want the alarm to sound.
The default is Off.
Tune: Select the tune you wish to hear when the alarm sounds. You
can hear each tune by scrolling through the options. The default is
Tune 3.
Volume: Select the volume at which you wish to hear the alarm.
Your options are: Low, Medium, and High. The default is Low.
Installation and User's Guide
When the alarm sounds, press any key to silence it. This
action will not disable the alarm; it will sound at the set time
again even if it has been silenced. To disable the alarm, set
the Alarm On/Off field to Off.