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Serial Number in Diagnostics Mode

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#1 yoman



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  • Calculators:
    fx-83GT PLUS
    fx=991ES PLUS 2nd edition
    fx-83GT X

Posted 09 February 2020 - 07:44 PM

When I activate Diagnostic mode on my fx-991EX by holding SHIFT, 7 and ON, then continue until I get to the part reading CY-235 VerF, I can press MENU to show the calculator's serial number.


Is this possible on other calculators or just the classwiz models?

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