Precautions when using this product – Casio SERIES FX-9860G User Manual
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Precautions when Using this Product
A progress bar and/or a busy indicator appear on the display whenever the calculator is
performing a calculation, writing to memory (including Flash memory), or reading from
memory (including Flash memory).
Busy indicator
Progress
bar
Never press the P button or remove the batteries from the calculator when the progress bar
or busy indicator is on the display. Doing so can cause memory contents to be lost and can
cause malfunction of the calculator.
This calculator is equipped with Flash memory for data storage. It is recommended that you
always backup your data to Flash memory. For details about the backup procedure, see
“12-7 MEMORY Mode” in the User’s Guide.
You can also transfer data to a computer using the Program-Link software (FA-124) that
comes bundled with the calculator. The Program-Link software can also be used to backup
data to a computer.