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Problem with HP-75C LCD display - Printable Version

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Problem with HP-75C LCD display - jbssm - 01-26-2008

Hi all,

I'm having a problem with an HP-75C calculator.

It works fine, but 2 vertical lines in the display don't show up.
Is there anyway to fix this by opening the calculator? Any tips would be welcome.

Cheers to all,
Jorge