O r g a n i z e r43Select Menu > Organizer > Calculator. When 0 is displayed on the screen, enterthe first number in the calculation. Press # for a decimal point. Select Options >Add, Subtract, Multiply, Divide, Square, Square root, or Change sign. Enter thesecond number. For a total, select Equals. Repeat this sequence as many times asit is necessary. To start a new calculation, first select and hold Clear.To perform a currency conversion, select Menu > Organizer > Calculator. To savethe exchange rate, select Options > Exchange rate. Select either of the displayedoptions. Enter the exchange rate, press # for a decimal point, and select OK. Theexchange rate remains in the memory until you replace it with another one. Toperform the currency conversion, enter the amount to be converted, and selectOptions > To home or To foreign.Note: When you change base currency, you must enter the new ratesbecause all previously set exchange rates are set to zero.■ StopwatchTo measure time, take intermediate times, or take lap times, use the stopwatch.During timing, the other functions of the phone can be used. To set thestopwatch timing in the background, press the end key.Using the stopwatch or allowing it to run in the background when using otherfeatures increases the demand on battery power and reduces the battery life.Select Menu > Organizer > Stopwatch and from the following options:Split timing — to take intermediate times. To start the time observation, selectStart. Select Split every time that you want to take an intermediate time. To stopthe time observation, select Stop. To save the measured time, select Save. To startthe time observation again, select Options > Start. The new time is added to theprevious time. To reset the time without saving it, select Reset. To set the stopwatchtiming in the background, press the end key.Lap timing — to take lap times. To set the stopwatch timing in the background,press the end key.Continue — to view the timing that you have set in the backgroundShow last time — to view the most recently measured time if the stopwatch isnot resetView times or Delete times — to view or delete the saved times