Samsung GH68-03117A - Manual (Page 46)

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Change PIN
This feature allows you to change your current PIN
to a new one, provided that the PIN Check feature is
enabled. You must enter the current PIN before you
can specify a new one.
Once you have entered a new PIN, you are asked to
confirm it by entering it again.
SIM Lock
T o enable the SIM Lock feature, you must enter a
new four- to eight-digit SIM lock code, and confirm it
by entering it again. When the SIM Lock feature is
enabled, you must enter the SIM lock code to use
another SIM card in your phone.
To unlock the SIM, enter the SIM lock code.
FDN Mode
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.
Enable: you can only call phone numbers stored in
the phonebook. You must enter your PIN2.
Disable: you can phone any number.
Note: Not all SIM cards have a PIN2. If your SIM
card does not, this menu option is not
displayed.
To change your PIN2, refer to the Change PIN2
menu option on page 90.
Security
(Menu 5-5)
The security settings enable you to restrict the use of
your phone to:
• The people of your choice
• The types of calls of your choice
Various codes and passwords are used to protect the
features of your phone. They are described in the
following sections (also see page 133-134).
PIN Check
When the PIN Check feature is enabled, you must
enter your PIN each time you switch the phone on.
Consequently, any person who does not have your
PIN cannot use your phone without your approval.
Note: Before disabling the PIN Check feature, you
must enter your PIN.
The following options are available.
Enable: you must enter the PIN each time the phone
is switched on.
Disable: the phone connects directly to the network
when you switch it on.
To change your PIN, refer to the Change PIN menu
option on page 89.