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Casio ClassPad 2 fx-CP400 - Hesap Makinesi Çeşitleri Alışverişte İlk Adres sahibinden.com'da - 1133982167
![Casio fx-CP400 help required, yes I have checked the manual... Have reseted it in everyway possible, and it keeps spamming "E". First time using this in years : r/calculators Casio fx-CP400 help required, yes I have checked the manual... Have reseted it in everyway possible, and it keeps spamming "E". First time using this in years : r/calculators](https://preview.redd.it/casio-fx-cp400-help-required-yes-i-have-checked-the-manual-v0-qym8tmybgkcc1.jpeg?width=1080&crop=smart&auto=webp&s=8c7768c4174aa6d642ed5bd33f2f8d35afd33f44)
Casio fx-CP400 help required, yes I have checked the manual... Have reseted it in everyway possible, and it keeps spamming "E". First time using this in years : r/calculators
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