Samsung SGH-E317CSACIN - Manual (Page 159)

Phone Settings
159
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.
Once you have entered a new PIN, you are asked to
confirm it by entering it again.
Phone Lock
When the Phone Lock feature is enabled, the phone is
locked and you must enter the 8-digit phone password
each time the phone is switched on.
The password is preset to “00000000” at the factory. To
change the phone password, see the Change Password
menu.
Once the correct password has been entered, you can use
the phone until you switch it off.
The following options are available:
Disable: you are not asked to enter the phone password
when you switch the phone on.
Enable: you are required to enter the phone password
when you switch the phone on.
Change Password
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.