Blackberry 9105 Cell Phone User Manual


 
If you keyboard is locked, press the key on the top of your device. Press the key. Type the emergency
number. Press the key.
Volume
Adjust the volume
To increase the volume, press the Volume Up key on the right side of your BlackBerry® device.
To decrease the volume, press the Volume Down key on the right side of your device.
To mute the volume, press the key on the top of your device. To turn off mute, press the key again. If
you press the key during a call, your device mutes the call so that you can hear others on the call, but they
cannot hear you.
Related topics
Mute a call, 45
Amplify the volume using the audio boost feature, 128
Improve sound quality for media files, 128
Change the default volume for calls
You can increase or decrease the default volume for calls. The higher you set the volume percentage, the louder the volume is.
1.
From the Home screen, press the
key.
2.
Press the key > Options > In-call Settings.
3. Change the Default Call Volume field.
4.
Press the
key > Save.
Improve sound quality during a call
You cannot change sound quality when you are using a Bluetooth® enabled headset.
1.
During a call, press the
key > Enhance Call Audio.
2. Select a bass or treble option.
Improve sound quality for all calls
You cannot change sound quality when you are using a Bluetooth® enabled headset.
1.
From the Home screen, press the
key.
2.
Press the key > Options > Enhanced Audio.
3. Change the Phone Call Audio field or Headset Call Audio field.
4.
Press the key > Save.
User Guide
Phone
48