Casio DR-250HD Calculator "clean numbers" Questions

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Question about Casio Office Equipment & Supplies

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numbers, especially if it is two of the same...ie two 5's or two 0's. I do the payroll and this is very frustrating when I am adding up time cards. Any suggestions? first you must clean the keypad and

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Question about Texas Instruments Office Equipment & Supplies

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...them did not work, please 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 ...

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Question about Texas Instruments Office Equipment & Supplies

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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

Question about Texas Instruments Office Equipment & Supplies

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...me much but now it has got worse. I'm afraid that the key 1 will stop functioning if i don't clean it. I want to remove the front board and clean it. There are screws on the back. unscrew

Question about Victor Office Equipment & Supplies

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How do I clean the numbers on this adding machine? baby wipes

How do you clean the number rollers? Mine are so gunked up they can't be deciphered even with a new ink roller. alcohol and a q-tip

Question about Casio Office Equipment & Supplies

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...clean the printing heads? Perhaps the manual will help: Casio HR 150TER User Manual The printer mechanism probably has build-up of ink and dirt which is causing the numbers to blur when it prints.

Question about Texas Instruments Office Equipment & Supplies

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Buttons dont work, Need help fast!!!!!!!!! I was 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 ...

Question about Office Equipment & Supplies

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...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, ...

Question about Canon Office Equipment & Supplies

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from your hands. Everyone said use bleach. I tried clorax 2 bleach on the rubber numbers wiped it clean and let it air dry. Worked like a charm!!! This might not be the proper way but it's working

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