Nokia 2228 Manual Del Usuario página 55

Note: This calculator has limited accuracy and is
designed for simple calculations.
1. Select Menu
2. Enter the first number in the calculation.
Press # for a decimal point, if necessary.
Press * repeatedly to add the add (+), subtract (-),
multiply (*), or divide (/) operator. Pause briefly to
select the displayed character.
3. Enter the second number in your calculation. To
display the result, select Equals. To perform a square or
square root calculation after, select
or Square
Countdown timer
You can enter a specified time up to 99 hours, 59 minutes,
and 59 seconds. The timer starts to count down.
The countdown timer only works when the device is
switched on.
Select Menu
To set the countdown timer, select
the time in hh:mm:ss format, select OK. Enter a note for
the timer, and select Start.
> Organizer
root.
> Organizer
> Calculator.
> Countd. timer.
Normal
Options > Square
timer, enter
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