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  2. Lawsuits involving Dell Inc. - Wikipedia

    en.wikipedia.org/wiki/Lawsuits_involving_Dell_Inc.

    The suit alleges that these faulty components in Dell's OptiPlex desktop computers, were known by Dell to cause problems or computer failure up to 97 percent of the time over a three-year period, and yet it is alleged that Dell knowingly concealed these component problems from customers. [12]

  3. Computer monitor - Wikipedia

    en.wikipedia.org/wiki/Computer_monitor

    A flat-panel display (FPD) computer monitor A cathode-ray tube (CRT) computer monitor A computer monitor is an output device that displays information in pictorial or textual form. A discrete monitor comprises a visual display , support electronics, power supply, housing , electrical connectors , and external user controls.

  4. Dell - Wikipedia

    en.wikipedia.org/wiki/Dell

    Dell Inc. is an American technology company that develops, sells, repairs, and supports personal computers (PCs), servers, data storage devices, network switches, software, computer peripherals including printers and webcams among other products and services.

  5. Image persistence - Wikipedia

    en.wikipedia.org/wiki/Image_persistence

    Detail of a TFT display showing whole screen persistence artifacts TFT display showing persistence artifacts Image persistence on a BenQ GW2765HT IPS LCD monitor. Image persistence, or image retention, is a phenomenon in LCD and plasma displays where unwanted visual information is shown which corresponds to a previous state of the display.

  6. Screen burn-in - Wikipedia

    en.wikipedia.org/wiki/Screen_burn-in

    Burn-in on a monitor, when severe as in this "please wait" message, is visible even when the monitor is switched off. Screen burn-in, image burn-in, ghost image, or shadow image, is a permanent discoloration of areas on an electronic visual display such as a cathode-ray tube (CRT) in an older computer monitor or television set. It is caused by ...

  7. Computer maintenance - Wikipedia

    en.wikipedia.org/wiki/Computer_maintenance

    A monitor displays information in visual form, using text and graphics. The portion of the monitor that displays the information is called the screen. Like a television screen, a computer screen can show still or moving pictures and It's a part of Output Devices.