Samsung SGH-E330 User Manual page 158

Phone settings
Enable: you must enter the PIN each time the
phone is switched on.
To change your PIN, see the Change PIN menu
option below.
Change PIN
(Menu 9.4.2)
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.
Phone lock
(Menu 9.4.3)
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 option below.
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.
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