Samsung SGH-X458CSA User Manual page 101

Phone Settings
Change Password
(Menu 5.5.4)
The Change Password feature allows you to change
your current phone password to a new one. You
must enter the current password before you can
specify a new one.
The password is preset to "00000000" at the
factory. Once you have entered a new password,
you are asked to confirm it by entering it again.
SIM Lock
(Menu 5.5.5)
When the SIM Lock feature is enabled, your phone
only works with the current SIM. You must enter
the SIM lock code.
Once you have entered the lock code, you are
asked to confirm it by entering it again.
To unlock the SIM, you must enter the SIM lock
code.
FDN Mode
(Menu 5.5.6)
The FDN (Fixed Dial Number) mode, if supported by
your SIM card, allows you to restrict your outgoing
calls to a limited set of phone numbers.
The following options are available:
Disable: you can call any number.
Enable: you can only call phone numbers stored in
Phonebook. You must enter your PIN2.
Note : Not all SIM cards have a PIN2. If your SIM card
does not, this menu is not displayed.
To change your PIN2, see the Change PIN2 menu
(Menu 5.5.7).
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