Tools
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1. At the start screen, select Menu > Tools > Calculator > Options >
Exchange rate > Foreign unit expressed in domestic units or Domestic
unit expressed in foreign units.
Foreign unit expressed in domestic units—the number of home units
it takes to make one unit of foreign currency.
Domestic unit expressed in foreign units—the number of foreign units
it takes to make one unit of your home currency.
2. Enter the exchange rate, and select OK.
■ Countdown timer
You can enter a specified time (up to 99 hours and 59 minutes). When
the time runs out, your device sounds an alarm.
The countdown timer only works when the device is on. When you turn
off your device, the timer is no longer active.
Set the countdown timer
1. At the start screen, select Menu > Tools > Countdown timer.
2. Enter the time (in hh:mm format), and select OK.
3. Enter a note for the timer, and select OK.
The icon appears on the start screen when the countdown timer is set.
When the time runs out, your device sounds an alarm, displays the timer
note, and flashes its lights.
• Press any key during the alarm to stop the timer.
• If you don’t press any key, after 30 seconds the alarm sound and flashing
will automatically cease, but the timer note remains displayed until
you press OK.
Change the time
After you have set the timer, you can change the time.
1. At the start screen, select Menu > Tools > Countdown timer >
Change time.
2. Enter the new time, and select OK.
3. Leave the note as it was, or enter a new note, and select OK.
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