Nokia 7270

Page 17
background image
17
Copyright 
© 2004 Nokia. All rights reserved.
The signing PIN is required for the digital signature, see 
. The module and signing PIN are supplied with the SIM card if the 
SIM card has a security module in it.
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) or PUK2 
code is required to change a blocked PIN code or 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 
password from your service provider.
• Wallet code (4 to 10 digits): The wallet code is required to access the wallet 
services, see 
 on page 
. If you key in an incorrect wallet code three 
times, the wallet application is blocked for 5 minutes. After the next three 
incorrect attempts, the length of time for which the application is blocked will 
be doubled.