warm. In most cases, this condition is normal. If yoususpect the device is not working properly, take it to thenearest authorised service facility.Insert the SIM cardDo not insert or remove the SIM card when the device isswitched on.A SIM card may be already inserted in the device. If not,do the following:1. Open the cover ofthe SIM card slot.2. Insert a SIM card inthe slot. Ensure thatthe contact area onthe card is facing upand the bevelededge is facingtoward the device.Push the card in.3. Close the cover of the SIM cardslot. Ensure that the cover isproperly closed.If the SIM card is not properly in place,the device can only be used in theoffline profile.Insert batteryAlways switch the device off and disconnect the chargerbefore removing the battery.1. Remove the back cover bylifting it from the bottom endof the device.2. Insert the battery.