Texas Instruments TI-86 Calculator "black screen fix" Questions

...Black screen appears when I turn on my calculator Whenever I turn on my calculator a black screen appears!? I have tried to change the batteries and resetting it.I don't know what else to do.help!!! ...

...screen is black while the other half is fine. If I apply pressure it goes back to normal for a short time then returns to being half black. What can I do to fix this? Check the inside of the unit at ...

My ti-89's screen is all black for some reason. If i turn it on I can see the homepage for a second then it goes back to the black screen. How do I fix this? u need new batteries

...screen is completely black. How do My calculator screen is completely black. How do I fix the contrast? Turn the calculator on. Press and release the 2ND button. Press and hold the down-arrow key for ...

black screen when i turn it on, no buttons work If the screen turn black after you click the on button it can be fixed

screen is black When i replaced the batteries in my TI-83 calculator and turned it back on and the screen was black. I tried adjusting the contrast but it didnt work. How do i Fix this? The "color" on

...screen is black and half is well-lit. Editing the contrast results in one side of the screen completely blank and the other back to normal. How can I fix this? use a metallic clip to put pressure ...

screen is black. How do I fix it? changed batteries and now the screen is black Hello, it sounds like your contrast needs adjusting. Turn your calculator on; press the "2nd" key and down. The contrast

...as it had black numbers and the screen was light. I had to reset it and now, the screen is black and the numbers are light. How do i fix it? Apparently that did, judging from the lack of a

...screen is black and is remaining that way and I would like to know how to repair the situation. You can try to turn the contrast down by pressing 2nd and then hold "down" If the screen does not fix, ...