Assembling10Insert the SIM or USIM card.3Place the SIM or USIM card into the device with•the gold-colored contacts facing up.If you do not insert a SIM or USIM card, you can•only use your device’s non-network services andsome menus.Do not insert a memory card into the SIM or USIM•card slot.To install the SIM or USIM card and battery,If the device is on, press and hold [1 ] and select Yesto turn it off.Remove the back cover.2Be careful not to damage your fingernails when youremove the back cover.