102 Copyright © 2007 Nokia. All rights reserved.D a t a m a n a g e rLock the memory cardTo set a password to help prevent unauthorized use, selectOptions > Set password. You are asked to enter andconfirm your password. The password can be up to eightcharacters long.Unlock a memory cardIf you insert another password-protected memory cardinto your phone, you are prompted to enter the passwordof the card. To unlock the card, select Options > Unlockmemory card.Check memory consumptionTo check the memory consumption and the amount ofmemory available on your memory card, select Options >Memory details.Activation keysDigital rights managementContent owners may use different types of digital rightsmanagement (DRM) technologies to protect theirintellectual property, including copyrights. This device usesvarious types of DRM software to access DRM-protectedcontent. With this device you can access content protectedwith WMDRM 10, OMA DRM 2.0 and OMA DRM 1.0. Ifcertain DRM software fails to protect the content, contentowners may ask that such DRM software's ability to accessnew DRM-protected content be revoked. Revocation mayalso prevent renewal of such DRM-protected contentalready in your device. Revocation of such DRM softwaredoes not affect the use of content protected with othertypes of DRM or the use of non-DRM-protected content.Digital rights management (DRM) protected contentcomes with an associated activation key that defines yourrights to use the content.If your device has OMA DRM protected content, to back upboth the activation keys and the content, use the backupfeature of Nokia PC Suite. Other transfer methods may nottransfer the activation keys which need to be restored withthe content for you to be able to continue the use of OMADRM protected content after the device memory isformatted. You may also need to restore the activationkeys in case the files on your device get corrupted.If your device has WMDRM protected content, both theactivation keys and the content will be lost if the devicememory is formatted. You may also lose the activation keysand the content in case the files on your device getcorrupted. Losing the activation keys or the content maylimit your ability to use the same content on your deviceagain. For more information, contact your service provider.