Nokia 6620 User's Guide download pdf (Page 75)

Autolock period—You can set an autolock period, a time-out after which the

phone is automatically locked and can be used only if the correct lock code is

entered. Key in a number for the time-out in minutes, or select None to turn off

the autolock period.

To unlock the phone, key in the lock code.

When the phone is locked, calls may still be possible to the official emergency

number programmed into your phone.

Lock code (5 digits)—The lock code can be used to lock the phone and keypad to

avoid unauthorized use. The factory setting for the lock code is 12345. To prevent

unauthorized use of your phone, change the lock code. Keep the new code secret

and in a safe place separate from your phone. If you forget or lose the lock code,

contact your service provider.

Lock if SIM changed—Select Yes if you want the phone to ask for the lock code

when an unknown, new SIM card is inserted into your phone. The phone maintains

a list of SIM cards that are recognized as the owner’s cards.

Fixed dialing—You can restrict your outgoing calls to selected phone numbers, if

supported by your SIM card. You need the PIN2 code for this function. When this

function is active, you can only call those phone numbers that are included in the

fixed dialing list or which begin with the same digits as a phone number on the list.

Press the joystick to set fixed dialing on. When fixed dialing is activated, calls still

may be possible to the official emergency number programmed into your phone. To

add new numbers to the fixed dialing list, select Options > New contact or Add

from Contacts.

Options in fixed dialing are Open, Call, Activ. fixed dialing or Deact. fixed dialing,

New contact, Edit, Delete, Add to Contacts, Add from Contacts, Find, Mark/Unmark,

Help, and Exit.

Closed user group (network service)—You can specify a group of people whom you

can call and who can call you. For more information, contact your network operator

or service provider. Select one of the following:

• Default—Activate the default group agreed on with the network operator.

• On—Use another group (you need to know the group index number).

• Off—Do not use closed user groups.

When calls are limited to closed user groups, calls still may be possible to the

official emergency number programmed into your phone.

Confirm SIM services (network service)—Sets the phone to display confirmation

messages when you are using a SIM card service.

Restore server—Reset your connection settings allowing you to receive new

settings from your service provider.

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Nokia 6620 User's Guide Page 75