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Copyright © 2004 Nokia. All rights reserved.
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If you key in an incorrect PIN code three times in succession, the phone may
display PIN blocked or PIN code blocked, for example, and ask you to enter the PUK
code.
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 your local service provider
for the codes.
Barring password (4 digits)
The barring password is required when using the Call barring service, see Security
settings on page 115. You can obtain the password from your service provider.
Wallet code (4 to 10 digits)
The wallet code is required to access the wallet services. If you key in an incorrect
wallet code three times in succession, the wallet application is blocked for 5
minutes. The next three incorrect entries of the code will double the time. For
further information, see Wallet on page 140.