M e n u f u n c t i o n s
1.Press keys 0 to 9 to insert digits and # to insert a decimal point. To delete the last digit, select Clear.
To change the sign of the entered number, press *.
2.Scroll up or down to highlight +,
3.Repeat steps 1 and 2 if necessary.
4.To get the result, select Equals.
Converter
You can convert different measurement units.
In the standby mode, select Menu > Extras > Converter. To access your last five conversions, select Last 5 conv.You can also select to use the six predefined unit categories: Temperature, Weight, Length, Area, Volume, and Currency.
You can add your own conversions with My conversions.
When doing a conversion, you may scroll up or down to swap the positions of the units in the conversion.
Speaking clock
See "Clock," p. 28.
Countdown timer
Select Menu > Extras > Countd. tim. Enter the alarm time in the format of hours:minutes and select OK. You can also enter a note for the alarm, change the time and stop the timer.
When the timer is running, 
is shown in the standby mode.
When the alarm time is reached, the phone sounds a tone and flashes the related text. Select Restart to restart the timer or Quit to stop the alarm.
Leaving the timer running in the background increases the demand on battery power and reduces the battery life.
Stopwatch
Select Menu > Extras > Stopwatch.
Select Start to start timing. To take the time, select Stop. When the timing is stopped, you can select Options > Start, Reset, or Exit .
To set the timing to continue in the background when it is running, press the end
key. While the time is running, 
flashes in the standby mode.
Using the stopwatch or allowing it to run in the background when using other features increases the demand on battery power and reduces the battery life.
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