AT&T Z431 manual Tip Calculator, Stopwatch, World Time, Conversion

Tip Calculator

The Tip Calculator will automatically calculate the tip at a restaurant, and it can also divide the bill according to the number of people in the party.

From the home screen, select Main Menu > My Stuff > Tools > Tip Calculator.

Enter the total bill by using the Number Keys.

Enter the tip percentage you would like to leave.

If the cost will be shared by more than one person, enter the number of the people in the Split field.

At bottom of the screen, the amount you need to pay will be displayed.

Stopwatch

The Stopwatch can measure time increments. It can also record lap measurements.

From the home screen, select Main Menu > My Stuff > Tools > Stopwatch.

Select Start to start timing.

If desired, select Lap during the timing operation to capture a lap time while the timer continues to run.

Select Stop to stop the timing and view the total duration of time.

If desired, select Continue to resume timing from the point at which the timer was stopped.

Select Reset to reset the stopwatch.

World Time

With this feature, you can check the current local time and date for major cities around the world.

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From the home screen, select Main Menu > My Stuff > Tools > World Time. Press left or right on the 4-Way Navigation Key to select a city.

Press the OK Key to search for a city by name.

Press the Left Soft Key to access the Options screen for this feature. You can save the selected city time as the local time for your phone, and you can also set Daylight Savings Time preferences.

Conversion

This feature allows you to convert between different units of measurement.

From the home screen, select Main Menu > My Stuff > Tools > Conversion. Use the Type field to select the type of conversion to perform (Currency, Area, Length, Mass, Volume, or Temperature).

Currency Conversions

Enter an exchange rate in the Rates field.

Use the 4-Way Navigation Key to highlight the Home or Foreign field, and enter an amount depending on which conversion you need.

All Other Conversions

Enter a number into one of the two fields, using the 4-Way Navigation Key to move between the fields.

To change the unit of measurement, select the field whose unit you would like to change and press the OK Key.

Highlight a unit of measurement and press the OK Key. Tip: Press the Left Soft Key to select to enter a decimal point.

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