G e t s t a r t e d121. Get started■ Install SIM card and batteryAlways switch the device off and disconnect the charger before removing the battery.Keep all SIM cards out of the reach of small children.For availability and information on using SIM card services, contact your SIMcard vendor. This may be the service provider, network operator, or other vendor.This device is intended for use with BL-5B battery. Always use original Nokiabatteries. See "Nokia battery authentication," p. 84.To remove the back cover ofthe phone, push the back coverrelease button (1), and detachthe back cover away from thephone (2). Remove the batteryas shown (3).Open the SIM card holder (4), andinsert the SIM card properly intothe holder (5). Close the SIM cardholder (6).