Calculators Did my TI-89 calculator's pixels die due to age or heat?

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A user reported that a whole row of pixels disappeared from their calculator, which is approximately three years old. Suggestions included checking the battery and considering the impact of heat, as excessive temperatures could cause pixel issues. The consensus is that there may be limited options for repair or resolution.
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A whole row of pixels just mysteriously disappeared while I was using my calculator. Age maybe? It's about three years old.
 
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Try changing the battery.
 
apmcavoy said:
A whole row of pixels just mysteriously disappeared while I was using my calculator. Age maybe? It's about three years old.

If they get too hot this can happen...did you leave it in your car on a hot day by chance?

there is not much you can do about it. sorry...
 

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