Blackberry 8800 User Guide - Page 21

Emergency calls About emergency calls Your BlackBerry® device is designed to make emergency calls even when it is locked or the SIM card is not inserted. If the connection to the wireless network is turned off when you initiate an emergency call, your device is designed to connect to the wireless network automatically. If you are outside of a wireless coverage area and the SOS wireless coverage indicator appears, you can only call emergency numbers. You can only make emergency calls by typing official emergency access numbers (for example, 911 in North America or 112 in countries that are part of the European Union). Make an emergency call • If your keyboard or BlackBerry® device is unlocked, in the phone, type the emergency number. Press the Send key. • If your keyboard or device is locked, press the Enter key. Click Emergency Call. Click Yes. Volume Adjust the volume • To increase the volume, press the Volume Up key. • To decrease the volume, press the Volume Down key. Change the default volume for calls You can increase or decrease the default volume for calls. The higher the volume percentage, the louder the volume. 1. In the phone, press the Menu key. 2. Click Options. 3. Click General Options. 4. Change the Default Call Volume field. 5. Press the Menu key. 6. Click Save. Improve sound quality during a call You can only change sound quality for the earpiece on your BlackBerry® device. 1. During a call, press the Menu key. 2. Click Enhance Call Audio. 3. Select a bass or treble option. 19