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• PIN2 code (4 to 8 digits) - The PIN2 code, supplied with some SIM 
cards, is required to access some functions, such as call cost counters.
• Lock code (5 digits) - The lock code can be used to lock the phone 
and keypad to avoid unauthorized use. 
Note: The factory setting for the lock code is 12345. To avoid 
unauthorized use of your phone, change the lock code. Keep the 
new code secret and in a safe place separate from your phone.
• PUK and PUK2 codes (8 digits) - The PUK (Personal Unblocking Key) 
code is required to change a blocked PIN code. The PUK2 code is 
required to change a blocked PIN2 code. If the codes are not supplied 
with the SIM card, contact the operator whose SIM card is in your 
phone for the codes.
You can change the following codes: lock code, PIN code, and PIN2 code. 
These codes can only include the numbers from 0 to 9. 
Note: Avoid using access codes similar to the emergency numbers, such 
as 911, to prevent accidental dialing of the emergency number.
PIN code request - When the PIN code request is active, the code is 
requested each time the phone is switched on. Note that deactivating the 
PIN code request may not be allowed by some SIM cards.
PIN code / PIN2 code / Lock code - Open this setting if you want to change 
the code.
Tip: To lock the phone manually, press  . A list of commands opens. 
Select Lock phone.
Autolock period - You can set an autolock period, a time-out after which 
the phone is automatically locked and can be used only if the correct lock 
code is entered. Key in a number for the time-out in minutes or select 
None to turn off the autolock period.
To unlock the phone, key in the lock code.
Note: When the phone is locked, calls may be possible to the emergency 
number programed into your phone (e.g. 911 or other official 
emergency number).