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Question About Casio Calculator fx-991MS
I need to remove the back, to replace the battery....

I need to remove the back, to replace the battery. There is another screw (total 6) at the centre of the back, having a very small socket, and the back cannot be removed. How do I remove that screw, or remove the back?

Asked by David on 02/16/2015 1  Answer

ManualsOnline posted an answer 9 years, 9 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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