Samsung SGH-A437DAAATT - Manual (Page 67)

Changing Your Settings 64
Security
Lock SIM Card
When the Lock SIM Card feature is enabled, your phone only works with the current
SIM. You must enter the SIM lock code to unlock the SIM so you can use a different
SIM card.
Once you have entered the lock code, you are asked to confirm your password.
Reenter your password and press the OK soft key.
The following options are available:
• Off: you are not asked to enter the phone password when you switch on the phone.
• On: you are required to enter the phone password when you switch on the phone.
Check PIN Code
When the Check PIN Code feature is enabled, you must enter your PIN each time you
switch on the phone. 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:
• Off: you must enter the PIN each time the phone is switched on.
• On: the phone connects directly to the network when you switch it on.
Lock Applications
Using this menu, you can lock the following categories:
• All
• Messaging
• Recent Calls
• Audio
• Graphics
• Address Book
Once you have locked the contents, you must enter the phone’s password to access
the associated menus.
Show Caller Information
This option allows you to display the caller information on the Front LCD as well as
the Main LCD.