• PIN and PUK codes
The following table summarizes how different types of security codes are
used in your phone.
Code
Purpose
For more
information
Security code
Required by several phone
features. If phone security is
on, the phone requests the
security code the first time
you use it after installing a
new SIM card.
See entries for call
timers, calling card,
phone book, and
phone security.
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Security features