Security - Nokia 5220b User Manual

Downloading software updates may involve the transmission of large amounts of data
through your service provider's network. Contact your service provider for information
about data transmission charges.
Make sure that the device battery has enough power, or connect the charger before
starting the update.
Warning: If you install a software update, you cannot use the device, even to
make emergency calls, until the installation is completed and the device is restarted. Be
sure to back up data before accepting installation of an update.
Software update settings
This option may not be available, depending on your phone.
To allow or disallow software and configuration updates, select Menu > Settings >
Configuration > Device manager sett. > Serv. softw. updates.
Request a software update
1. Select Menu > Settings > Phone > Phone updates to request available software
updates from your service provider.
2. Select Current softw. details to display the current software version and check
whether an update is needed.
3. Select Downl. phone softw. to download and install a software update. Follow the
instructions on the display.
4. If the installation was cancelled after the download, select Install softw. update
to start the installation.
The software update may take several minutes. If there are problems with the
installation, contact your service provider.

Security

When security features that restrict calls are in use (such as call barring, closed user
group, and fixed dialling), calls may be possible to the official emergency number
programmed into your device.
Select Menu > Settings > Security and from the following options:
● PIN code request or UPIN code request — to request for your PIN or UPIN code
every time the phone is switched on. Some SIM cards do not allow the code request
to be turned off.
● PIN2 code request — to select whether the PIN2 code is required when using a
specific phone feature which is protected by the PIN2 code. Some SIM cards do not
allow the code request to be turned off.
● Call barring service — to restrict incoming calls to and outgoing calls from your
phone (network service). A barring password is required.
● Fixed dialling — to restrict your outgoing calls to selected phone numbers if
supported by your SIM card. When the fixed dialling is on, GPRS connections are not
possible except while sending text messages over a GPRS connection. In this case,
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Settings
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