Product and safety informationDigital rightsmanagementDigital rights managementContent owners may use different types of digital rightsmanagement (DRM) technologies to protect theirintellectual property, including copyrights. This deviceuses various types of DRM software to access DRM-protected content. With this device you can access contentprotected with WMDRM 10 and OMA DRM 2.0. If certain DRMsoftware fails to protect the content, content owners mayask that such DRM software's ability to access new DRM-protected content be revoked. Revocation may alsoprevent renewal of such DRM-protected content already inyour device. Revocation of such DRM software does notaffect the use of content protected with other types of DRMor the use of non-DRM-protected content.Digital rights management (DRM) protected contentcomes with an associated licence that defines your rightsto use the content.If your device has OMA DRM-protected content, to back upboth the licence and the content, use the backup featureof Nokia PC Suite.If your device has WMDRM-protected content, both thelicence and the content will be lost if the device memoryis formatted. You may also lose the licence and the contentif the files on your device get corrupted. Losing the licenceor the content may limit your ability to use the samecontent on your device again. For more information,contact your service provider.Some licence may be connected to a specific SIM card, andthe protected content can be accessed only if the SIM cardis inserted in the device.BatteryBattery and chargerinformationYour device is powered by a rechargeable battery. Thebattery intended for use with this device is BP-4L. Nokiamay make additional battery models available for thisdevice. This device is intended for use when supplied withpower from the following chargers: AC-10. The exactcharger model number may vary depending on the typeof plug. The plug variant is identified by one of thefollowing: E, EB, X, AR, U, A, C, K, or UB.The battery can be charged and discharged hundreds oftimes, but it will eventually wear out. When the talk andstandby times are noticeably shorter than normal, replacethe battery. Use only Nokia approved batteries, andrecharge your battery only with Nokia approved chargersdesignated for this device.If a battery is being used for the first time or if the batteryhas not been used for a prolonged period, it may benecessary to connect the charger, then disconnect and 149 Product and safety information