Questions & Answers for: ti 15 battery

TI89 Calculator will not turn on. It is approximately 5 years old. I have installed new batteries but still will not turn on. I had mine for 15 years. Are the batteries in correct? Might be broke

...15 so it may be more trouble than its worth. Either battery is dying, or circuit board has gone, or connector cable loose. You can replace battery by removing 6 screws at back of calculator, but cost ...

...TI-15 that quit working over time. So I figured the battery went dead in them. Well I replaced the battery in some of them and now when I turn them on, they won't turn off. I have tried clearing the ...

TI-15 calculators that do not work at all. Can I replace the batttery? They are also solar powered so I'm not sure if this is the solution, but I hate to have to toss them just b/c they won't turn on.

...TI-85 is ancient (approx. 15 yrs old) and has some dust between the LCD and the protective cover. What's the best way to clean out that dust? remove the battery, than wash under cold watter,and blow ...

TI APD (automatic Power Down ) after 5 minutes of inactivity. Possible remedies Remove all batteries (main batteries and backup battery) Leave them out of calculator for about 15 minutes. (Beware that

...Ti-83 i have replaced each battery but there is still a black screen i have tried everything with the 2nd button the alpha button and the up and down arrow keys Help! Once I fixed a calculator by ...

...the charge to phase off which should reset and get the calculator's processor to work. After removing the battery press all the keys to discharge any charge and replace battery after about 15

...TI-15 When i took it out of my bag it was stuck on with ..........00 on it I have tried to power it off & it will not go off. Remove the rear cover and take out all of the batteries. Use a can of ...

My TI-15will not power off It has .........00 stuck on the screen and will not let me do anything Remove the rear cover and take out all of the batteries. Use a can of air to blow each of the keys to ...