65To manage world times, press the [Options] Soft key ([ ]) to selectfrom the following functions.• Set time zone:• Daylight-saving On/Off: Specifies whether the current time of theselected place is adjusted to Daylight saving time.A [ ] icon indicates that daylight-saving is activated for that place.Tip: Daylight-saving sets the clock one hour ahead.CalculatorYour phone has a Calculator function. Calculator provides four basicoperations: +, -, x, and /.Press the [Menu] Soft key, select 7. My Stuff, select 7. Tools, and thenselect 7. Calculator.Press the number keys and direction keys to input a calculation then press= to display the result.Tip: To input a decimal, press the [( )] key.Press and hold the [ ], or press the Soft key ([ ]) to reset theformula.Press the [ ] key briefly to delete the text of a formula and press andbriefly hold the [ ] key to delete the whole formula.ConverterConverter converts a figure between different units, i.e. length, area,volume, weight and temperature.1. Press the [Menu] Soft key, select 7.My Stuff, select 7. Tools, and thenselect 8.Converter.2. Select Length, Area, Volume, Weight, or Temperature.• Press the [Down] scroll key to move to the next line, press the[Left] or [Right] scroll key to select a target unit, and press thenumber keys to input numbers.• Press the [Down] scroll key again to move to the next line andselect a result unit to get the converted figure.• The result is automatically recalculated upon a change of unit orvalue.• Press the Soft key ([ ]) to input a decimal point.StopwatchStopwatch measures time for sports activities.Press the [Menu] Soft key, select 7.My Stuff, select 7. Tools, and thenselect 9. Stopwatch.• Press the [ ] key to operate the Stopwatch.• Press the [ ] key to pause the Stopwatch and press the [ ] key torestart the Stopwatch.• When you select the [Lap] Soft key ([ ]), the two lap times as a