Questions & Answers for: cleaning calculator numbers

...numbers My calculator seems to either "stick" or the keys are slow coming up. It seems to leave the last digit off of numbers, especially if it is two of the same...ie two 5's or two 0's. I do the ...

...cleaning my calculator with a damp cotton ball then when i turned it on the screen shows numbers i had entered before but i cant clear it or add any numbers. Did you try taking the batteries out and ...

...help. remove the battery and take out the panels and the pads to be cleaned .now reset the pads after cleaning to see if the fault changes, if not the calculator is faulty as it has a faulty

How do you clean the e0 off the calculators? You're seeing an exponent because you're in scientific or engineering mode. To change, press MODE and select NORMAL on the first line and either FLOAT or a

...calculator ... the printed numbers look 'clogged' and are not clear, like the 'keys' need cleaning ??? Look at the rubber numbers inside the machine. They are probably clogged with ink (at least mine ...

...to hold down a button for the number to appear. Ive tried reseting the calculator and replacing the batterys, but its still slow.. Try cleaning out your i/o port. Its the circular port on the top ...

...calculator - cleaning crew moved it At the top left of the calculator, you will see a sliding switch that is labeled: DECIMAL A,0,2,4,6,F. Move the indicator to the "0". This will remove all excess ...

...Some number keys do not work - numbers not displaced on lcd Sometimes this is due to a liquid spilt on the calculator. My suggestion is take the calculator apart and clean the keys. Good luck, ...

the number '0" key on my scientific calculator not working I would take pictures of it as you take it apart and clean the keyboard from the inside. You don't have anything to lose. Good luck, Paul

...calculator gives blotchy printing of numbers. is there a cleaning command or how best can we get clearer numbers ptinting ? My experience of this type of printer is minimal. I have two desk ...