Blackberry 9000 manual 229

Network connection indicators	209
Turn on wireless coverage notification	147
Change the connection speed for the wireless network	210
About the preferred wireless network list	210
Add a wireless network to the preferred wireless network list	210
Change the order of preferred wireless networks	211
Delete a wireless network from the preferred wireless network list	211
Turn off data service	212
About roaming	212
Switch wireless networks manually	212
Verify the status of network connections and services	212
Wi-Fi connection settings	213
Advanced Wi-Fi connection settings	216
Wireless network coverage troubleshooting	218
Power, battery, and memory	221
Turn off your device	221
Set your device to turn on and turn off automatically	221
Reset the device	221
Check the battery power level	221
Extend battery life	221
Format the device memory or a media card	99
View the amount of available memory	100
Best practice: Optimizing your device performance	222
SIM card	225
About the SIM card phone book	225
Add a contact to your SIM card	225
Copy contacts from your SIM card to your contact list	225
Copy a contact from your contact list to your SIM card	225
Change a SIM card contact	226
Delete a SIM card contact	226
Store SMS text messages on your SIM card	51
About SIM card security	226
Protect your SIM card with a PIN code	226
Change the SIM card PIN code	227
Change the display name for a phone number	227
Security	229
Security basics	229
Password keeper	230
Encryption	232