Casio CFX-9970G User Manual page 466

6. Wipe off the surfaces of a new battery with a soft,
dry cloth. Load it into the calculator so that its positive
(+) side is facing up.
7. Install the memory protection battery cover onto the
calculator and secure it in place with the screw.
Next, replace the back cover.
8. Turn the calculator front side up and slide off its case. Next, press o to turn
on power.
k k k k k About the Auto Power Off Function
The calculator turns power off automatically if you do not perform any key
operation for about 6 minutes. To restore power, press o.
Appendix B
Power Supply
BACK UP BACK UP
P
MAIN MAIN
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