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HP Recommended

I own a HP 10bii+ financial calculator that reads "COPr HP 2010" error message during multiple commands. When I press shift>ON/OFF. It reads this message instead of turning off. The calculator also reads this message when attempting to calculate I/YR. For example, this message will read when I input BEG, N=5, PV=334,883, PMT=-75,000 FV=0. 

 

This issue also causes my calculator to automatically change from 1 p/yr to 12 p/yr each time.

 

Does my calculator need repair? Does anybody know how to fix this.

1 REPLY 1
HP Recommended

The HP Calculator Community Message Board is moving. While we prepare for the move, we are unable to accept new postings. During the move, you can look for help from other users by visiting https://www.hpmuseum.org/. Or if you need technical support for your calculator visit: https://www.hp.com/calculators.

 

Therefore, this topic is being locked. If you would like help resetting the password on your product, please Contact HP support in your region. 

I work on behalf of HP.
† The opinions expressed above are the personal opinions of the authors, not of HP. By using this site, you accept the <a href="https://www8.hp.com/us/en/terms-of-use.html" class="udrlinesmall">Terms of Use</a> and <a href="/t5/custom/page/page-id/hp.rulespage" class="udrlinesmall"> Rules of Participation</a>.