User Guide

80 2E. Calendar & Tools
5.
Press to return to the previous screen.
Fuel Efficiency
Your phone comes with a calculator that allows you to
configure the amount you pay per gallon of fuel and
the resulting efficiency of your car’s mileage.
1. Press and touch Main () > Calculator >
Fuel Efficiency.
2. Create a new calculation by touching .
3. Use your keypad to enter the Distance (miles),
and
Fuel ($) amounts. (Press Done after each
entry.)
4. Press Calculate.
Carbon Calculator
Your phone comes with a calculator that allows you to
configure a general estimation of your vehicle and
household greenhouse gas (carbon dioxide)
emissions.
1. Press and touch Main () > Calculator >
Carbon Calculator.
2. Create a new calculation by touching .
3. Use your keypad to enter the amount of Electricity
(
kWh) and Natural Gas (kWh) used per month in
your home. Then, enter the amount of
Fuel Oil
(
gallon), Car (miles) driven, your Car Size (Compact,
Mid-sized or Full-sized) and Bus, Train and Plane
(miles) traveled per month.
The calculator displays your
Carbon Footprint
(measurement of greenhouse gases you produce),
broken down into
Electricity usage, Natural Gas and
Fuel Oil (t). The value of t is the time in seconds that it
takes for your measurement of power to make one full
revolution.
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