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When you remove your calculators AAA batteries, or if they die, the backup battery powers the calculator so your information is not lost. If you seem to lose programs or variables in your calculator, you may want to replace your backup battery.
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Remove the battery cover.
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Remove the AAA batteries from the calculator.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
2Kılavuz Yorumları
Will this wipe the memory?
Yes I found one and have been trying to get it together for a high schooler I had one when I took trig in college and it was very helpful