Casio FX-9750G Anexo - Página 6

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Appendix B

u u u u u To replace the memory back up battery

1. Press !O to turn the calculator off.

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

3. Remove the back cover from the calculator by press-

4. Remove screw

5. Remove the old battery.

6. Wipe off the surfaces of a new battery with a soft, dry

7. Install the memory protection battery cover onto the

8. Turn the calculator front side up and slide off its case.

k k k k k About the Auto Power Off Function

The calculator switches power off automatically if you do not perform any key opera-

tion for about 6 minutes. To restore power, press o.

Power Supply

* Before replacing the memory back up battery, switch on the unit and check to

see if the "Low battery!" message appears on the display. If it does, replace the

main power supply batteries before replacing the back up power supply bat-

tery.

* Never remove the main power supply and the memory back up batteries from

the unit at the same time.

* Be sure to replace the back up power supply battery at least once 2 years,

regardless of how much you use the unit during that time. Failure to do so can

cause data in memory to be deleted.

Warning!

* Be sure to switch the unit off before replacing batteries. Replacing batteries

with power on will cause data in memory to be deleted.

calculator and then turn the calculator over.

ing it in the direction indicated by arrow 1, and then

sliding it in the direction indicated by arrow 2.

on the back of the calculator, and

remove the back up battery compartment cover.

cloth. Load it into the calculator so that its positive (+)

side is facing up.

calculator and secure it in place with the screw. Next,

replace the back cover.

Next, press o to turn on power.

MAIN

BACK UP

MAIN

BACK UP

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