Turn on event sounds
Event sounds alert you when you turn on or turn off your BlackBerry® device, when the battery power level is full or low, and when you connect
or disconnect a USB cable or accessory to or from your device.
1.
On the Home screen, click the Options icon.
2. Click Advanced Options.
3. Click Accessibility.
4. Change the Event Sounds field to On.
5. Press the Menu key.
6. Click Save.