©2001 Nokia Mobile Phones. All rights reserved.Reference information962. Remove the front cover: Gently pull the cover off the phone startingfrom the bottom of the phone (4).3. Replace the front cover: Align the top of the phone with the top of thefront cover and push the phone towards the cover until it locks into place(5).4. Replace the back cover: Insert the two catches of the back cover in thecorresponding slots in the phone (6) and slide the cover until it locks intoplace (7). Access codesYou can use the access codes described in this section to avoid unauthoriseduse of your phone and SIM card.The access codes (except the PUK and PUK2 code) can be changed within the Change access codesfunction (see page 62).