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13 Security features
• LOCK THE KEYPAD (KEYGUARD)
The keypad lock (Keyguard) disables your
keypad to prevent accidental key presses
(for example, when your phone is in your
pocket or purse).
Caution:
Keyguard does not prevent
unauthorized use of your phone.
Lock/unlock the keys
• To lock the keys, press
Menu,
then .
• To unlock the keys, press
Unlock,
then .
Note:
Connecting your phone to a car kit automatically disables
Keyguard. Also, Keyguard is automatically disabled during an
incoming call, when the alarm is sounding, or when dialing an
emergency number (such as 112 or 911).
• 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.