Blackberry 8820 User Guide - Page 9

Set display options for contacts ...167 Language troubleshooting ...220 Wireless network coverage ...221 Find information about wireless coverage indicators ...221 Turn off a wireless connection ...221 Network connection indicators ...221 Turn on wireless coverage notification ...202 Check the wireless coverage level using a voice command ...39 About the preferred wireless network list ...222 Add a wireless network to the preferred wireless network list ...222 Change the order of preferred wireless networks ...223 Delete a wireless network from the preferred wireless network list ...223 Turn off data service ...223 About roaming ...224 Switch wireless networks manually ...224 Verify the status of network connections and services ...224 Wi-Fi connection settings ...224 Advanced Wi-Fi connection settings ...227 UMA connection settings ...229 Wireless network coverage troubleshooting ...229 Power and battery ...231 Turn off your device ...231 Set your device to turn on and turn off automatically ...231 Check the battery power level ...231 Check the battery power level using a voice command ...40 Reset the device ...231 Extend battery life ...231 SIM card ...233 About the SIM card phone book ...165 Load the SIM card phone book ...165 Add a contact to your SIM card ...165 Copy contacts from your SIM card to your address book ...165 Copy contacts from your address book to your SIM card ...166 Change a SIM card contact ...166 Delete a SIM card contact ...166 Store SMS text messages on your SIM card ...76 About SIM card security ...235 Protect your SIM card with a PIN code ...235 Change the SIM card PIN code ...235