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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.
Daisy wheel printing is an impact printing technology invented in 1970 by Andrew Gabor [1] at Diablo Data Systems.It uses interchangeable pre-formed type elements, each with typically 96 glyphs, to generate high-quality output comparable to premium typewriters such as the IBM Selectric, but two to three times faster.
Laser head from HP LaserJet 5L printer. Most HP LaserJet printers employ xerographic laser-marking engines sourced from the Japanese company Canon.Due to a tight turnaround schedule on the first LaserJet, HP elected to use the controller already developed by Canon for the CX engine in the first LaserJet. [6]
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The WPS push button (center, blue) on a wireless router showing the symbol defined by the Wi-Fi Alliance for this function. Wi-Fi Protected Setup (WPS), originally Wi-Fi Simple Config, is a network security standard to create a secure wireless home network.
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In 1978 Olivetti was one of the first manufacturers to introduce electronic daisywheel printer-based word processing machines, called TES 401 and TES 501. Later the ET series typewriters without (or with) LCD and different levels of text editing capabilities were popular in offices. Models in that line were ET 121, ET 201, ET 221, ET 225, ET ...
It is a physical device consisting of a keyboard and a printer or screen, and traditionally is a text terminal, but may also be a graphical terminal. Another, older, meaning of system console, computer console, hardware console , operator's console or simply console is a hardware component used by an operator to control the hardware, typically ...