Samsung SGH-X427ZSACIN - Manual (Page 154)

Phone Settings
154
Language
You can select a display language. When the language
option is set to Automatic, the language is automatically
selected according to the language of the SIM card used.
Security
The Security feature enables you to restrict the use of your
phone to the people and 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.
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:
Disable: the phone connects directly to the network when
you switch it on.
Enable: you must enter the PIN each time the phone is
switched on.
Change PIN
This feature allows you to change your current PIN,
provided that the PIN Check feature is enabled. You must
enter the current PIN before you can specify a new one.