Why is my screen all black?
When I put in the batteries into the calculator, the screen is all black. I've tried changing the contrast but nothing happens. Please help!
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When I put in the batteries into the calculator, the screen is all black. I've tried changing the contrast but nothing happens. Please help!
Это хороший вопрос?
Daaang I'm late.
Anyways, It could be that your ribbon cable is failing. This is a common issue and not incredibly hard to fix. You can view a great guide for fixing it here.
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