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  2. Planned obsolescence - Wikipedia

    en.wikipedia.org/wiki/Planned_obsolescence

    There are some workarounds for users, for instance, that will more than double the life of the printer that has stopped with a message to replace the imaging drum. [ 38 ] In 2021, Canon disabled the scanning function of its Canon Pixma MG6320 all-in-one printers whenever an ink cartridge was out of ink.

  3. Drum scanner - Wikipedia

    en.wikipedia.org/wiki/Drum_scanner

    The first working fax machine, invented by the English physicist Frederick Bakewell in 1847, was in essence an early drum scanner. Instead of scanning a paper print or transparency using light, however, the revolving drum of Bakewell's machine is coated in tinfoil, with non-conductive ink painted on the foil and a stylus that scans across the drum and sends a pulse down a pair of wires when it ...

  4. Push broom scanner - Wikipedia

    en.wikipedia.org/wiki/Push_broom_scanner

    A push broom scanner, also known as an along-track scanner, is a device for obtaining images with spectroscopic sensors. The scanners are regularly used for passive remote sensing from space, and in spectral analysis on production lines, for example with near-infrared spectroscopy used to identify contaminated food and feed. [ 1 ]

  5. Printer (computing) - Wikipedia

    en.wikipedia.org/wiki/Printer_(computing)

    Printer steganography is a type of steganography – "hiding data within data" [30] – produced by color printers, including Brother, Canon, Dell, Epson, HP, IBM, Konica Minolta, Kyocera, Lanier, Lexmark, Ricoh, Toshiba and Xerox [31] brand color laser printers, where tiny yellow dots are added to each page. The dots are barely visible and ...

  6. Inkjet printing - Wikipedia

    en.wikipedia.org/wiki/Inkjet_printing

    Inkjet printing is a type of computer printing that recreates a digital image by propelling droplets of ink onto paper and plastic substrates. [1] Inkjet printers were the most commonly used type of printer in 2008, [2] [needs update] and range from small inexpensive consumer models to expensive professional machines.

  7. Wikipedia:CHECKWIKI/WPC 111 dump - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:CHECKWIKI/WPC...

    This page contains a dump analysis for errors #111 (Ref after last reference list).. It can be generated using WPCleaner by any user. It's possible to update this page by following the procedure below: