Assembling10AssemblingUnpackCheck your product box for the following items:Mobile device●Battery●Quick start guide●Use only Samsung-approved software. Pirated or illegalsoftware may cause damage or malfunctions that arenot covered by your manufacturer's warranty.The items supplied with your device may vary●depending on the software and accessories availablein your region or offered by your service provider.You can obtain additional accessories from your local●Samsung dealer.The supplied accessories perform best for your device.●Accessories other than the supplied ones may not be●compatible with your device.Install the SIM or USIM card and batteryWhen you subscribe to a cellular service, you will receivea Subscriber Identity Module (SIM) card, with subscriptiondetails, such as your personal identification number (PIN) andoptional services. To use UMTS or HSDPA services, you canpurchase a Universal Subscriber Identity Module (USIM) card.