sources that offer adequate security and protection againstharmful software, such as applications that are SymbianSigned or have passed the Java Verified™ testing. Considerinstalling antivirus and other security software on yourdevice and any connected computer.Your device may have preinstalled bookmarks and links forthird-party internet sites. You may also access other third-party sites through your device. Third-party sites are notaffiliated with Nokia, and Nokia does not endorse or assumeliability for them. If you choose to access such sites, youshould take precautions for security or content.Warning: To use any features in this device, otherthan the alarm clock, the device must be switched on. Do notswitch the device on when wireless device use may causeinterference or danger.The office applications support common features of MicrosoftWord, PowerPoint, and Excel (Microsoft Office 2000, XP, and2003). Not all file formats can be viewed or modified.Remember to make back-up copies or keep a written recordof all important information stored in your device.When connecting to any other device, read its user guide fordetailed safety instructions. Do not connect incompatibleproducts.The images in this guide may differ from your device display.Network servicesTo use the device you must have service from a wirelessservice provider. Many of the features require special networkfeatures. These features are not available on all networks;other networks may require that you make specificarrangements with your service provider before you can usethe network services. Using network services involvestransmission of data. Check with your service provider fordetails about fees in your home network and when roamingon other networks. Your service provider can give youinstructions and explain what charges will apply. Somenetworks may have limitations that affect how you can usenetwork services. For instance, some networks may notsupport all language-dependent characters and services.Your service provider may have requested that certainfeatures be disabled or not activated in your device. If so,these features will not appear on your device menu. Yourdevice may also have a special configuration such as changesin menu names, menu order, and icons. Contact your serviceprovider for more information.This device supports WAP 2.0 protocols (HTTP and SSL) thatrun on TCP/IP protocols. Some features of this device, such asMMS, browsing, and e-mail, require network support forthese technologies.Digital rights managementContent owners may use different types of digital rightsmanagement (DRM) technologies to protect their intellectualproperty, including copyrights. This device uses various typesof DRM software to access DRM-protected content. With thisdevice you can access content protected with WMDRM 10 andOMA DRM 2.0. If certain DRM software fails to protect thecontent, content owners may ask that such DRM software'sability to access new DRM-protected content be revoked.Revocation may also prevent renewal of such DRM-protectedcontent already in your device. Revocation of such DRM© 2009 Nokia. All rights reserved. 9