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Casio HR-100TM Mini Desktop Printing Calculator User’s Guide — questions & answers

Read product questions and troubleshooting answers linked to Casio HR-100TM Mini Desktop Printing Calculator User’s Guide.

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Answered questions

Why does an 'E' error appear on my Casio HR-100TM when switching to Print mode, and how can I fix it?

2026-07-16 1 answer

The "E" (Error) symbol on your Casio HR-100TM typically indicates a calculation overflow (exceeding 12 digits) or a mechanical issue with the printer. Since…

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Why is the paper not feeding into the calculator, preventing it from printing?

2026-07-14 1 answer

If your Casio HR-100TM is not feeding paper, please check the following troubleshooting steps based on the user guide: Check the Power Source: Printing…

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How do I replace the ink roller and load paper in the Casio HR-100TM Mini Desktop Printing Calculator?

2026-02-01 1 answer

To replace the ink roller (IR-40T) and load the paper roll in your Casio HR-100TM Mini Desktop Printing Calculator, follow these steps: **Replacing the…

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