Nokia 8910

Page 54
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Closed user group
. Closed user group is a network service that specifies the group of people whom 
you can call and who can call you. The indicator 
 is shown when the service is being used. For 
more information, contact your network operator or service provider.
Security level
. Select 
Phone
 and the phone will ask for the security code whenever a new SIM card is 
inserted into the phone.
Select 
Memory
 and the phone will ask for the security code whenever you want to select the 
phone’s internal memory or to copy from one memory to another. See Phone book functions on 
page 14 and 
Copying phone books on page 29.
Change of access codes
 and you can change the security code, PIN code, PIN2 code or barring 
password. Codes can only include numbers from 0 to 9.
Note that you should avoid using access codes similar to the emergency numbers, such as 112, to 
prevent accidental dialling of the emergency number.
Restore factory settings
To reset some of the menu settings to their original values, press 
Menu
, select 
Settings
 and 
Restore 
factory settings
. Key in the security code and press 
OK
. The names and phone numbers saved in the 
phone book are not deleted. 
s
Games (Menu 5)
Note: The phone must be switched on to use this function. Do not switch on the phone 
when the use of a wireless phone is prohibited or when it may cause interference or danger.