15Copyright © 2003 Nokia. All rights reserved.If you key in an incorrect PIN code three times in succession, the phone maydisplay PIN code blocked and ask you to key in the PUK code. Contact yourservice provider to get the PUK code.• PUK and PUK2 codes (8 digits): The PUK (Personal Unblocking Key) code isrequired to change a blocked PIN code. The PUK2 code is required to change ablocked PIN2 code.If the codes are not supplied with the SIM card, contact your local serviceprovider for the codes.• Barring password (4 digits): The barring password is needed when using theCall barring service, see Security settings on page 80. You can obtain thepassword from your service provider. Shared memoryThe following features in this phone may share memory: phone book, text andmultimedia messages, images and ringing tones in gallery, calendar, to-do notes,and Java games and applications. Using any such features may reduce thememory available for any features sharing memory. This is especially true withheavy use of any of the features (although some of the features may have acertain amount of memory specially allotted to them in addition to the amount ofmemory shared with other features). For example, saving many images, javaapplications etc. may take all of the shared memory and your phone may display amessage that the memory is full. In this case, delete some of the information orentries stored in the shared memory features before continuing.
