Security; Software Updates Over The Air - Nokia 7500 Prism User Manual

have not added any, select Add; otherwise, select
Options > Add new. Select the service type, and
select and enter each of the required parameters. The
parameters differ according to the selected service
type. To delete or activate a personal account, scroll to
it, and select Options > Delete or Activate.

Security

When security features that restrict calls are in use (such
as call barring, closed user group, and fixed dialing), 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 and UPIN code request — to set
the device to ask for your PIN or UPIN code every time
the device 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 device 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 device (network service). A
barring password is required.
● Fixed dialling — to restrict your outgoing calls to
selected phone numbers if this function is supported
by your SIM card. When the fixed dialing is on, GPRS
connections are not possible except while sending text
messages over a GPRS connection. In this case, the
recipient's phone number and the message center
50 number must be included in the fixed dialing list.
● Closed user group — to specify a group of people
whom you can call and who can call you (network
service)
● Security level — Select Phone to set the device to ask
for the security code whenever a new SIM card is
inserted into the device. If you select Memory, the
device asks for the security code when the SIM card
memory is selected, and you want to change the
memory in use.
● Access codes — to change the security code, PIN code,
UPIN code, PIN2 code, or barring password
● Code in use — to select whether the PIN code or UPIN
code should be active
● Authority certificates or User certificates — to view
the list of the authority or user certificates downloaded
into your device. See "Certificates," p. 70.
● Security module sett. — to view Secur. module
details, activate Module PIN request, or change the
module PIN and signing PIN.
codes," p. 14.

Software updates over the air

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.
Your service provider may send device software updates
over the air directly to your device (network service). This
option may not be available, depending on your device.
See "Access