Casio CFX-9970G User Manual page 462

• If the calculator stops operating correctly for some
reason, use a thin, pointed object to press the P
button on the back of the calculator. This should
make the RESET screen appear on the display.
Perform the procedure to complete the RESET
operation.
• Pressing the P button while an internal calculation is being performed will
cause all data in memory to be deleted.
Resetting the Calculator
Appendix A
P button
P P
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