Nokia 3610 - Manual (Page 38)

37
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 restriction service — to restrict incoming calls to and outgoing calls from your phone
(network service). A restriction password is required.
Fixed dialing — 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 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 — to set the phone to ask for the security code whenever a new SIM card is
inserted into the phone, select Phone. If you select Memory, the phone 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, PIN2 code, or restriction password
Authority certificates or User certificates — to view the list of the authority or user
certificates downloaded into your phone. See “Certificates‚" p. 47.
Security module sett. — to view security module details, select Module PIN request, or change
the module PIN and signing PIN. See also “Access codes‚" p. 10.
■ Restore factory settings
To reset some of the menu settings to their original values, select Menu > Settings > Rest.
factory sett > Restore settings only. Enter the security code. If you have not created a security
code, the phone will prompt you to create one. The names and phone numbers saved in
Contacts, are not deleted.
8. Operator menu
This menu lets you access services provided by your network operator. The name and the
icon depend on the operator. For more information, contact your network operator.
Select Menu > Messaging > Info messages to receive messages on various topics from your
service provider (network service). For more information, contact your service provider.
Select Menu > Messaging > Serv. commands to write and send service requests (USSD
commands) to your service provider, such as activation commands for network services.