Samsung SCH-i201 User Manual page 71

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To place a normal call in lock mode or use your phone's
functions, enter the lock code. The phone is unlocked.
Change Password
You can change your current password to a new one. The
password is preset to 0000 at factory.
Tap Change Password in the Security screen. The Change
Password screen opens. Tap the desired 4-digit number, then
tap the OK button. The phone asks to enter the password
again. Re-enter the password for confirmation, then tap the
OK button.
Security
This feature allows you to restrict your calls. Call restriction
can be set up in the following ways:
• Incoming: If you put a check mark on this box, calls can not
be received.
• Outgoing: If you put a check mark on this box, all calls
except to emergency call numbers cannot be
made.
• International: If you put a check mark on this box,
international calls cannot be made. The
prefixes 00, 012, 013 and 014 are recognized
as international numbers.