Blackberry 8800 manual 215

Wireless network coverage	215
Find information about wireless coverage indicators	215
Turn off a wireless connection	215
Network connection indicators	215
Turn on wireless coverage notification	196
Check the wireless coverage level using a voice command	39
About the preferred wireless network list	216
Add a wireless network to the preferred wireless network list	216
Change the order of preferred wireless networks	216
Delete a wireless network from the preferred wireless network list	217
Turn off data service	217
About roaming	218
Switch wireless networks manually	218
Verify the status of network connections and services	218
Wireless network coverage troubleshooting	218
Power and battery	219
Turn off your device	219
Set your device to turn on and turn off automatically	219
Check the battery power level	219
Check the battery power level using a voice command	40
Reset the device	219
Extend battery life	219
SIM card	221
About the SIM card phone book	161
Load the SIM card phone book	161
Add a contact to your SIM card	161
Copy contacts from your SIM card to your address book	161
Change a SIM card contact	162
Delete a SIM card contact	162
Store SMS text messages on your SIM card	72
About SIM card security	222
Protect your SIM card with a PIN code	223
Change the SIM card PIN code	223
Security	225
Security basics	225
Encryption	226
Password keeper	227
Advanced security	230
Smart cards	231