12 Security and System settings
Warning! Do not switch on the phone when wireless phone use is prohibited or when it may cause interference or danger.
Your phone has a variety of security features that help prevent some of the following:
•Placing accidental or unintentional calls
•Unauthorized use of your phone
•Placing and accepting calls from certain phone numbers
•Accidental erasing of information or restoring factory settings
•LOCK KEYPAD (KEYGUARD)
With keypad lock (Keyguard) you can temporarily lock your phone keypad and prevent the accidental placing of calls or pressing of the keypad (for example, when the phone is in your pocket or in your purse).
Press Menu 10, to activate Keyguard. You can also press Menu, followed by */+ (within 3 seconds), to activate Keyguard. It is possible to answer a call, even though Keyguard is activated. Press the Send key to answer the call. When the call has ended, the keypad remains locked.
Press Unlock, followed by */+ (within 3 seconds), to deactivate Keyguard and unlock your phone keypad.
Important: 
appears at the top of the display. The left softkey is also labeled Unlock.
Important: When the phone is locked, calls may be possible to the emergency number programmed into your phone (for example, 911 or other official emergency number).
•SECURITY CODE
Your phone prompts you for a
The default security code is 12345. It is recommended that you change this code at once, write it down, and store it in a safe place away from your phone.
You can delete the last entered digit by pressing Clear (or by pressing and holding Clear to delete all the digits more quickly). Enter the correct code or press Back to exit. If you enter an incorrect security code, Code error will appear five times in a row, and your phone will not accept any entries for the next five minutes.
Change your security code
1Press Menu
2Enter the existing (or default) security code, and press OK.
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