7Warning: To use any features in this device, other than the alarm clock, the devicemust be switched on. Do not switch the device on when wireless device use maycause interference or danger.■ Network servicesTo use the phone you must have service from a wireless service provider. Many of the featuresrequire special network features. These features are not available on all networks; other networksmay require that you make specific arrangements with your service provider before you canuse the network services. Your service provider can give you instructions and explain whatcharges will apply. Some networks may have limitations that affect how you can use networkservices. For instance, some networks may not support all language-dependent charactersand services.Your service provider may have requested that certain features be disabled or not activatedin your device. If so, these features will not appear on your device menu. Your device mayalso have a special configuration such as changes in menu names, menu order, and icons.Contact your service provider for more information.This device supports WAP 2.0 protocols (HTTP and SSL) that run on TCP/IP protocols. Somefeatures of this device, such as multimedia messaging (MMS), browsing, e-mail application,instant messaging, presence enhanced contacts, remote synchronization, and contentdownloading using the browser or MMS require network support for these technologies.■ Shared memoryThe following features in this device may share memory: gallery, contacts, text messages,multimedia messages, and instant messages, e-mail, calendar, to-do notes, Java TM gamesand applications, and the note application. Use of one or more of these features may reducethe memory available for the remaining features sharing memory. For example, saving manyJava applications may use all of the available memory. Your device may display a messagethat the memory is full when you try to use a shared memory feature. In this case, deletesome of the information or entries stored in the shared memory features before continuing.