Notes, Calculator, Timers – Nokia 3109 User Manual
Page 60: Stopwatch

attributes. You can also select an option to delete the
selected note and delete all the notes that you have
marked as done.
Notes
To write and send notes, select
Menu
>
Organiser
>
Notes
.
To make a note if no note is added, select
Add note
;
otherwise, select
Options
>
Make a note
. Write the
note, and select
Save
.
Calculator
The calculator in your device provides basic arithmetic
and trigonometric functions, calculates the square and
the square root, the inverse of a number, and converts
currency values.
Note: This calculator has limited accuracy and is
designed for simple calculations.
Calculations, Select
Menu
>
Organiser
>
Calculator
. When 0 is displayed on the screen, enter the
first number in the calculation. Press # for a decimal
point. Scroll to the desired operation or function, or
select it from the
Options
. Enter the second number.
Repeat this sequence as many times as it is necessary.
Currency conversion, To perform a currency
conversion select
Options
>
Exchange rate
. Select
either of the displayed options. Enter the exchange rate,
press # for a decimal point, and select
OK
. The exchange
rate remains in the memory until you replace it with
another one. To perform the currency conversion, enter
the amount to be converted, and select
Options
>
In
domestic
or
In foreign
.
Note: When you change the base currency, you
must enter new exchange rates because all previously
set exchange rates are cleared.
Timers
Countdown timer
1. To activate the countdown timer, select
Menu
>
Organiser
>
Timer
>
Normal timer
, enter the
alarm time, and write a note that is displayed when
the time expires. To change the countdown time,
select
Change time
.
2. To start the timer, select
Start
.
3. To stop the timer, select
Stop timer
.
Interval timer
1. To have an interval timer with up to 10 intervals
started, first enter the intervals.
2. Select
Menu
>
Organiser
>
Timer
>
Interval
timer
.
3. To start the timer, select
Start timer
>
Start
.
Stopwatch
You can measure time, take intermediate times, or take
lap times using the stopwatch. During timing, the other
functions of the device can be used.
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