Appendix b – Casio CFX-9970G Appendix User Manual
Page 5
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447
Power Supply
Appendix B
Keep batteries out of the reach of small children. If swallowed, consult with a
physician immediately.
uuuuu
To replace the main power supply batteries
* Never remove the main power supply and the memory back up batteries
from the unit at the same time.
* Never turn the calculator on while the main power supply batteries are
removed from the calculator or not loaded correctly. Doing so can cause
memory data to be deleted and malfunction of the calculator. If mishandling
of batteries causes such problems, correctly load batteries and then perform
the RESET operation to resume normal operation.
* Be sure to replace all four batteries with new ones.
1. Press
!O
to turn the calculator off.
Warning!
* Be sure to turn the unit 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 the calculator over.
3. Slide the back cover from the unit 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 back cover.
7. Turn the calculator front side up and slide off its case.
Next, press
o
to turn on power.
P
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- fx-9750G Basic Operation
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- fx-7400G Differential Calculations
- fx-7400G Differential Calculations
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- fx-9750G Matrix Calculations
- fx-9750G Sketch Function
- fx-9750G Implicit Function Graphs
- fx-9750G Graphing
- fx-9750G Dynamic Graph
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- fx-9750G Recursion Table and Graph
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