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Why computer monitor randomly shuts off

      There are several possible reasons why a monitor would turn off randomly. Some of the reasons relate to the monitor while others relate to the computer.

      Tip: If the monitor is staying on, but loosing signal (e.g. the power light goes from green to orange) this is almost always an issue with the computer and not the monitor. If the monitor power light turns off, then it is almost definitely a problem with the ...


Printer cleaning

Why? Cleaning the outside of a printer can help keep the printer's appearance looking good; and in the case of a printer that is used by many different people, keep the printer clean of germs.

Procedure: First, make sure to turn off the printer before cleaning it. Dampen a cloth with water or rubbing alcohol and wipe the case and each of the buttons or knobs on the printer. As mentioned earlier, never spray any liquid directly onto the ...


Cleaning the computer and its components

Cleaning tools

      Although many companies have created products to help improve the process of cleaning your computer and peripherals, users can also use household items to clean their computers and peripherals. Below is a listing of items you may need or want to use while cleaning your computer or computer peripherals. Keep in mind that some components in your computer may only be able to be cleaned using a product designed for cleaning that ...


Semiconductors and microprocessors

      Computers using vacuum tubes as their electronic elements were in use throughout the 1950s, but by the 1960s they had been largely replaced by transistor-based machines, which were smaller, faster, cheaper to produce, required less power, and were more reliable. The first transistorized computer was demonstrated at the University of Manchester in 1953.In the 1970s, integrated circuit technology and the subsequent creation of microprocessors, such as the Intel 4004, ...