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Casio fx-CG20 screen is (almost) black

cg20 black

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#1 Buin

Buin

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Posted 04 December 2017 - 07:54 PM

The screen of my cg20 is (almost) black. If you shine a flashlight on the screen you can see it's on.

I tried every backlight levels from 1 - 5

I changed batteries

I did a total reset.

The calculator is 3 months old

 

What else can I do?

 






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