U s i n g t h e m e n u49Low (3). With the option Save to calendar you may save a to-do note ascalendar note.CalculatorThe phone is provided with a calculator which can also be used forrough currency conversions.Note: This calculator has a limited accuracy and rounding errors may occur,especially in long divisions.To access the calculator, press Menu, scroll to Organiser and selectCalculator.Making calculationsThe keys - insert a digit. inserts a decimal point. Todelete the last digit, press Clear. To change the sign, press Options andselect Change sign. Press once for “+”, twice for “-”, three times for“*”or four times for “/”. To get the result, press Options and selectEquals. To clear the display for a new calculation, press and hold Clear.Making a currency conversionTo save the exchange rate: Press Options, and select Exchange rate.Select Foreign unit in domestic units or Domestic unit in foreign units,and key in the value (press for a decimal point).To make the conversion: key in the currency amount to be converted,press Options, and select In domestic or In foreign.Countdown timerYou can set the alarm to sound after a period of lapsed time.Press Menu, and select Organiser and Countdown timer. Key in thealarm time and if desired a note. When the timer is running, isshown in standby mode. To change the countdown time, select Changetime, or to stop the timer, select Stop timer.When the alarm time is reached, the phone sounds a tone and flashesthe related text. Press any key to stop the alarm.