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Changing Your Settings
122 LG GD570 | User Guide
PIN Code Request
When the PIN Code Request 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 enabling or disabling the PIN Code
Request feature, you must enter your PIN.
The following options are available:
•On: You must enter the PIN each time the
phone is powered on.
•Off: No PIN is required when the phone is
powered on.
Fixed Dial Number
FDN (Fixed Dial Number) mode, if supported by
your SIM card, allows you to restrict your outgoing
calls to a limited set of phone numbers.
The following options are available:
•FDN On/Off: You can only call phone numbers
stored in FDN list. You must enter your PIN2,
which can be obtained from T-Mobile’s
customer service.
•FDN List: You can view, edit, and add new
numbers to the FDN List. You must enter your
PIN2 to edit any information.