O r g a n i z e r■ CalculatorThe calculator in your phone provides basic arithmeticand trigonometric functions, calculates the square andthe square root, the inverse of a number, and convertscurrency values.Note: This calculator has limited accuracy andis designed for simple calculations.Select Menu > Organiser > Calculator. Press # for adecimal point. Scroll to the desired operation orfunction, or select it from the Options.To set the exchange rate, select Options > Exchange rate.■ Countdown timerTo start the countdown timer, select Menu > Organiser >To have an interval timer with up to 10 intervals started,first enter the intervals. Select Menu > Organiser >Countd. timer > Interval timer. To start the timer, selectStart timer > Start.■ StopwatchYou can measure time, take intermediate times, or takelap times using the stopwatch. During timing, the otherfunctions of the phone can be used. To set the stopwatchtiming in the background, press the end key.Using the stopwatch or allowing it to run in the backgroundwhen using other features increases the demand on batterypower and reduces the battery life.Select Menu > Organiser > Stopwatch and from thefollowing options: