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From: Ryan <firstname.lastname@example.org> To: Teacher2Teacher Public Discussion Date: 2009050710:57:43 Subject: Waiting Please Instal Calculator Software now When I turn my TI-83 Plus on all I get is a black line across the screen. When i take a battery out and hold DEL and then put the battery back in the screen says Waiting Please Instal Calculator Software Now. How do I fix this?
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