[ 16 ]4. Making and answeringcallsThis chapter tells you how to make and receive calls and how to adjustcertain options.• Make a callThe Nokia 8890 has both a fixed, internal antenna and a retractableantenna. When using the antenna in the extended position• extend the antenna fully• retract the antenna when you’re not using the phoneNote: The position of the antenna does not affect the functioning ofthe phone.Check the signal strengthThe signal indicator on the left side of your phone’s screenshows the strength of the network radio signal. The indicatorscrolls as the signal strength increases and decreases. To getthe strongest signal, try moving your phone slightly. If you’reinside a building, move toward a window.Use the keypad1 Enter the area code and phone number.2 Press .Hold the phone as you would any othertelephone, with the antenna pointed upand over your shoulder.