My FX-991EX seems to be stuck. It's not taking any inputs and not responding to reset button. : r/calculators
repairing of shift button in calculator - Casio fx-82ES - iFixit
2x Casio W-70b Module 596 Digital Watch Rare Vintage Made In Japan 590 W-59 | eBay
The mode button on my watch is not working. Can i fix this without buying a new one? thanks : r/casio
Mode button not responding and light not responding. Please help. Worst battery? Or just an old watch(41 years old) : r/casio
Why is my “adjust” button not working. I put it in the sun to charge and everything except the button works. Does it need more time in the sun? : r/ casio
My G-Shock need a paper clip to adjust the settings | WatchUSeek Watch Forums
Any ideas on how to fix the stuck buttons on a Casio F 91-w? : r/watchrepair