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Have you tried fixing it with fresh battery's? If it's Solar panelled then it could be shattered and no longer attracting light. If that's the case It'd be cheaper buying a new one.
Hope I helped
Dr Reed
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TI calculators have an annoying habit of dimming the screen when the
batteries are changed so that it appears as if the calculator isn't
turning on. Turn the calculator on (or at least press the ON key).
Press and release the 2ND key. Press and hold the Up-arrow key for a few seconds and see whether the screen becomes legible.
TI calculators have an annoying habit of dimming the screen when the
batteries are changed so that it appears as if the calculator isn't
turning on. Turn the calculator on (or at least press the ON key).
Press and release the 2ND key. Press and hold the Up-arrow key for a
few seconds and see whether the screen becomes legible.
TI calculators have an annoying habit of dimming the screen when the batteries are changed so that it appears as if the calculator isn't turning on. Turn the calculator on (or at least press the ON key). Press and release the 2ND key. Press and hold the Up-arrow key for a few seconds and see whether the screen becomes legible.
If this doesn't do it, please reply to this post and we can go to the next step.
TI calculators have an annoying habit of dimming the screen when the batteries are changed so that it appears as if the calculator isn't turning on. Turn the calculator on (or at least press the ON key). Press and release the 2ND key. Press and hold the Up-arrow key for a few seconds and see whether the screen becomes legible.
If that doesn't work, add a comment to this post and we'll go from there.
TI calculators have an annoying habit of dimming the screen when the batteries are changed so that it appears as if the calculator isn't turning on. Turn the calculator on (or at least press the ON key). Press and release the 2ND key. Press and hold the Up-arrow key for a few seconds and see whether the screen becomes legible.
you calculator is on, you need to adjust the brightness , try 2nd up botton or down button this will darken the curser so you can see it than press some numbers and see if you can see them . okay
TI calculators have an annoying habit of dimming the screen when the batteries are changed so that it appears as if the calculator isn't turning on at all. Turn the calculator on (or at least press the ON key). Press and release the 2ND key. Press and hold the Up-arrow key for a few seconds and see whether the screen becomes legible.
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