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  2. Adding machine - Wikipedia

    en.wikipedia.org/wiki/Adding_machine

    Adding machine for the Australian pound c.1910, note the complement numbering, and the columns set up for shillings and pence. An adding machine is a class of mechanical calculator, usually specialized for bookkeeping calculations. In the United States, the earliest adding machines were usually built to read in dollars and cents.

  3. Casio FX-702P - Wikipedia

    en.wikipedia.org/wiki/Casio_FX-702P

    The FX-702P uses the FA-2 interface which is also used by the Casio FX-602P series. The interface features a Kansas City standard Compact Cassette interface and printer port for the FP-10 thermal printer. The printer can also be connected directly to the calculator.

  4. Casio - Wikipedia

    en.wikipedia.org/wiki/Casio

    Casio was established as Kashio Seisakujo in April 1946 by Tadao Kashio [] (1917–1993), an engineer specializing in fabrication technology. [1] Kashio's first major product was the yubiwa pipe, a finger ring that would hold a cigarette, allowing the wearer to smoke the cigarette down to its nub while also leaving the wearer's hands free. [6]

  5. Ink cartridge - Wikipedia

    en.wikipedia.org/wiki/Ink_cartridge

    Two cartridges; one with black ink (a third-party HP 15 compatible cartridge), one with colored inks (an original type HP 17 tri-color cartridge) currently installed in an HP inkjet printer. An ink cartridge or inkjet cartridge is a component of an inkjet printer that contains ink to be deposited onto paper during printing. [1]

  6. Troubleshooting - Wikipedia

    en.wikipedia.org/wiki/Troubleshooting

    Troubleshooting is a form of problem solving, often applied to repair failed products or processes on a machine or a system. It is a logical, systematic search for the source of a problem in order to solve it, and make the product or process operational again. Troubleshooting is needed to identify the symptoms.

  7. Casio calculator character sets - Wikipedia

    en.wikipedia.org/wiki/Casio_calculator_character...

    Casio calculator character sets are a group of character sets used by various Casio calculators and pocket computers. [1] Code charts. fx-EX series.

  8. Casio BASIC - Wikipedia

    en.wikipedia.org/wiki/Casio_BASIC

    Casio also makes label printers which can be used with rolls of paper for the Casio BASIC calculators. [2] Programs, variables, data, and other items can be exchanged from one calculator to another (via SB-62 cable) and to and from a computer (via USB cable). All new models of Casio graphing calculators have both ports and include both cables.

  9. Casio fx-7000G - Wikipedia

    en.wikipedia.org/wiki/Casio_fx-7000G

    The Casio FX-7000G is a calculator which is widely known as being the world's first graphing calculator available to the public. It was introduced to the public and later manufactured between 1985 and c. 1988. [2] Notable features are its ability to graph functions, [3] and that it is programmable.