21Copyright © 2003 Nokia. All rights reserved.higher power level than otherwise needed. Not touching the antenna area during a phonecall optimises the antenna performance and the talktime of your phone.■ Changing the covers• Before changing the cover, always switch off the power and disconnect the phone fromthe charger or any other device.• Always store and use the phone with the covers attached.1. Press the release button (1), slide the cover (2) andlift it off the phone (3).2. Gently pull the front cover off the phone startingfrom the bottom of the phone (4).