Casio FX-9860GII - SOFTWARE VERSION 2-00 Manuel de l'utilisateur du matériel - Page 15

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Turning off the calculator while editing an eActivity and then changing batteries can cause

the data you are editing to be deleted. Be sure to save the eActivity data before turning off

the calculator and changing batteries.

1. Press !o(OFF) to turn off the calculator.

Warning!

• Be sure to turn the calculator off before replacing batteries. Replacing batteries with power

on will cause data in memory to be deleted.

2. Making sure that you do not accidently press the o key, slide the case onto the calculator

and then turn it over.

3. Remove the battery cover from the calculator by

pulling with your finger at the point marked 1.

4. Remove the four old batteries.

5. Load a new set of four batteries, making sure that

their positive (+) and negative (–) ends are facing in

the proper directions.

6. Replace the battery cover.

7. Turn the calculator front side up and slide off its

case. Next, press o to turn on power.

• If the figures on the display appear too light and hard to see after you turn on power, adjust

the contrast.

k About the Auto Power Off Function

Calculator power turns off automatically if you do not perform any operation within the Auto

Power Off trigger time you specify. You can specify either approximately 10 minutes or

approximately 60 minutes as the trigger time (see "Power Properties Settings" on page 12-1).

To restore power, press o.

fx-9860G

fx-9860G AU PLUS

E-11

fx-9750G

fx-7400G